java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--arc-rawmode.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:30:55,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:30:55,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:30:55,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:30:55,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:30:55,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:30:55,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:30:55,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:30:55,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:30:55,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:30:55,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:30:55,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:30:55,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:30:55,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:30:55,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:30:55,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:30:55,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:30:55,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:30:55,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:30:55,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:30:55,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:30:55,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:30:55,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:30:55,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:30:55,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:30:55,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:30:55,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:30:55,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:30:55,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:30:55,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:30:55,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:30:55,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:30:55,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:30:55,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:30:55,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:30:55,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:30:55,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:30:55,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:30:55,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:30:55,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:30:55,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:30:55,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 00:30:55,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:30:55,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:30:55,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:30:55,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:30:55,588 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:30:55,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:30:55,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:30:55,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:30:55,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:30:55,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:30:55,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:30:55,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:30:55,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:30:55,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:30:55,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:30:55,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:30:55,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:30:55,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:30:55,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:30:55,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:30:55,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:30:55,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:30:55,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:30:55,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:30:55,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:30:55,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:30:55,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:30:55,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:30:55,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:30:55,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:30:55,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:30:55,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:30:55,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:30:55,890 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:30:55,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--arc-rawmode.ko-entry_point.cil.out.i [2019-10-15 00:30:55,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2685d0d33/0da457caef724404abfb5c7969fc2faa/FLAG71e706827 [2019-10-15 00:30:56,720 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:30:56,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--arc-rawmode.ko-entry_point.cil.out.i [2019-10-15 00:30:56,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2685d0d33/0da457caef724404abfb5c7969fc2faa/FLAG71e706827 [2019-10-15 00:30:57,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2685d0d33/0da457caef724404abfb5c7969fc2faa [2019-10-15 00:30:57,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:30:57,245 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:30:57,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:30:57,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:30:57,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:30:57,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:30:57" (1/1) ... [2019-10-15 00:30:57,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc313ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:57, skipping insertion in model container [2019-10-15 00:30:57,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:30:57" (1/1) ... [2019-10-15 00:30:57,262 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:30:57,375 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:30:58,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:30:58,519 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:30:58,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:30:58,965 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:30:58,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58 WrapperNode [2019-10-15 00:30:58,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:30:58,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:30:58,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:30:58,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:30:58,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:58,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... [2019-10-15 00:30:59,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:30:59,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:30:59,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:30:59,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:30:59,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:30:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:30:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:30:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-10-15 00:30:59,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-15 00:30:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:30:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:30:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:30:59,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:30:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:30:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:30:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:30:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:30:59,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 00:30:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-15 00:30:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_raw_init [2019-10-15 00:30:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_raw_exit [2019-10-15 00:30:59,202 INFO L138 BoogieDeclarations]: Found implementation of procedure rx [2019-10-15 00:30:59,203 INFO L138 BoogieDeclarations]: Found implementation of procedure build_header [2019-10-15 00:30:59,203 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_tx [2019-10-15 00:30:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ArcProto_1 [2019-10-15 00:30:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:30:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-15 00:30:59,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2019-10-15 00:30:59,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_15 [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-15 00:30:59,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:30:59,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:30:59,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:30:59,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:30:59,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-15 00:30:59,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:30:59,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-15 00:30:59,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-15 00:30:59,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-15 00:30:59,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-15 00:30:59,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_unregister_proto [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-15 00:30:59,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 00:30:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:30:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:30:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:30:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:30:59,210 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:30:59,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-15 00:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-15 00:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-15 00:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-15 00:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-10-15 00:30:59,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-15 00:30:59,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-15 00:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-15 00:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-15 00:30:59,214 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-15 00:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:30:59,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:30:59,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:30:59,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ArcProto_1 [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_15 [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_unregister_proto [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure rx [2019-10-15 00:30:59,218 INFO L130 BoogieDeclarations]: Found specification of procedure build_header [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_tx [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_raw_init [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_raw_exit [2019-10-15 00:30:59,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:30:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-10-15 00:30:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:30:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:30:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:30:59,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-15 00:30:59,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-15 00:30:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-15 00:30:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:30:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:30:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:30:59,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:30:59,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:30:59,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:30:59,977 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:31:00,538 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:31:00,538 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-15 00:31:00,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:31:00 BoogieIcfgContainer [2019-10-15 00:31:00,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:31:00,541 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:31:00,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:31:00,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:31:00,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:30:57" (1/3) ... [2019-10-15 00:31:00,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3e429d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:31:00, skipping insertion in model container [2019-10-15 00:31:00,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:30:58" (2/3) ... [2019-10-15 00:31:00,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3e429d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:31:00, skipping insertion in model container [2019-10-15 00:31:00,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:31:00" (3/3) ... [2019-10-15 00:31:00,549 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--arc-rawmode.ko-entry_point.cil.out.i [2019-10-15 00:31:00,559 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:31:00,573 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:31:00,584 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:31:00,616 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:31:00,616 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:31:00,616 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:31:00,616 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:31:00,616 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:31:00,616 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:31:00,617 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:31:00,617 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:31:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2019-10-15 00:31:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-15 00:31:00,652 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:00,653 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:00,656 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:00,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:00,662 INFO L82 PathProgramCache]: Analyzing trace with hash -789799879, now seen corresponding path program 1 times [2019-10-15 00:31:00,671 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:00,672 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085551802] [2019-10-15 00:31:00,672 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:00,673 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:00,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:31:01,102 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085551802] [2019-10-15 00:31:01,103 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:01,103 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:31:01,104 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756526062] [2019-10-15 00:31:01,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:31:01,113 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:01,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:31:01,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:01,130 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 3 states. [2019-10-15 00:31:01,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:01,351 INFO L93 Difference]: Finished difference Result 607 states and 790 transitions. [2019-10-15 00:31:01,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:31:01,354 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2019-10-15 00:31:01,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:01,387 INFO L225 Difference]: With dead ends: 607 [2019-10-15 00:31:01,387 INFO L226 Difference]: Without dead ends: 380 [2019-10-15 00:31:01,401 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:01,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2019-10-15 00:31:01,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2019-10-15 00:31:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2019-10-15 00:31:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 468 transitions. [2019-10-15 00:31:01,514 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 468 transitions. Word has length 49 [2019-10-15 00:31:01,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:01,515 INFO L462 AbstractCegarLoop]: Abstraction has 380 states and 468 transitions. [2019-10-15 00:31:01,515 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:31:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 468 transitions. [2019-10-15 00:31:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 00:31:01,519 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:01,519 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:01,520 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:01,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:01,520 INFO L82 PathProgramCache]: Analyzing trace with hash 545359979, now seen corresponding path program 1 times [2019-10-15 00:31:01,520 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:01,521 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596834781] [2019-10-15 00:31:01,521 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:01,521 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:01,521 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:31:01,709 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596834781] [2019-10-15 00:31:01,710 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:01,710 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:31:01,710 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392687967] [2019-10-15 00:31:01,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:31:01,713 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:01,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:31:01,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:01,714 INFO L87 Difference]: Start difference. First operand 380 states and 468 transitions. Second operand 3 states. [2019-10-15 00:31:01,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:01,764 INFO L93 Difference]: Finished difference Result 743 states and 920 transitions. [2019-10-15 00:31:01,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:31:01,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 00:31:01,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:01,769 INFO L225 Difference]: With dead ends: 743 [2019-10-15 00:31:01,770 INFO L226 Difference]: Without dead ends: 384 [2019-10-15 00:31:01,772 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:01,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2019-10-15 00:31:01,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 381. [2019-10-15 00:31:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2019-10-15 00:31:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 469 transitions. [2019-10-15 00:31:01,840 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 469 transitions. Word has length 52 [2019-10-15 00:31:01,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:01,840 INFO L462 AbstractCegarLoop]: Abstraction has 381 states and 469 transitions. [2019-10-15 00:31:01,840 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:31:01,841 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 469 transitions. [2019-10-15 00:31:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 00:31:01,846 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:01,846 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:01,846 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:01,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:01,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1879641692, now seen corresponding path program 1 times [2019-10-15 00:31:01,847 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:01,847 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319936804] [2019-10-15 00:31:01,848 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:01,848 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:01,848 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 00:31:01,979 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319936804] [2019-10-15 00:31:01,980 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:01,980 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:31:01,980 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084589827] [2019-10-15 00:31:01,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:31:01,981 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:01,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:31:01,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:31:01,981 INFO L87 Difference]: Start difference. First operand 381 states and 469 transitions. Second operand 5 states. [2019-10-15 00:31:02,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:02,054 INFO L93 Difference]: Finished difference Result 740 states and 913 transitions. [2019-10-15 00:31:02,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:31:02,054 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-10-15 00:31:02,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:02,057 INFO L225 Difference]: With dead ends: 740 [2019-10-15 00:31:02,058 INFO L226 Difference]: Without dead ends: 380 [2019-10-15 00:31:02,059 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-15 00:31:02,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2019-10-15 00:31:02,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2019-10-15 00:31:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2019-10-15 00:31:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 465 transitions. [2019-10-15 00:31:02,083 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 465 transitions. Word has length 56 [2019-10-15 00:31:02,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:02,084 INFO L462 AbstractCegarLoop]: Abstraction has 380 states and 465 transitions. [2019-10-15 00:31:02,084 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:31:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 465 transitions. [2019-10-15 00:31:02,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-10-15 00:31:02,088 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:02,088 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:02,088 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:02,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:02,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1950715239, now seen corresponding path program 1 times [2019-10-15 00:31:02,089 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:02,089 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392807957] [2019-10-15 00:31:02,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:02,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:02,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 00:31:02,259 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392807957] [2019-10-15 00:31:02,260 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:02,260 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 00:31:02,260 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482042357] [2019-10-15 00:31:02,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 00:31:02,261 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:02,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 00:31:02,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:31:02,262 INFO L87 Difference]: Start difference. First operand 380 states and 465 transitions. Second operand 6 states. [2019-10-15 00:31:02,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:02,685 INFO L93 Difference]: Finished difference Result 1103 states and 1375 transitions. [2019-10-15 00:31:02,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 00:31:02,686 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 86 [2019-10-15 00:31:02,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:02,693 INFO L225 Difference]: With dead ends: 1103 [2019-10-15 00:31:02,694 INFO L226 Difference]: Without dead ends: 728 [2019-10-15 00:31:02,695 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 00:31:02,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2019-10-15 00:31:02,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 728. [2019-10-15 00:31:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2019-10-15 00:31:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 906 transitions. [2019-10-15 00:31:02,739 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 906 transitions. Word has length 86 [2019-10-15 00:31:02,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:02,740 INFO L462 AbstractCegarLoop]: Abstraction has 728 states and 906 transitions. [2019-10-15 00:31:02,740 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 00:31:02,740 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 906 transitions. [2019-10-15 00:31:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-15 00:31:02,746 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:02,746 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:02,746 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:02,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:02,747 INFO L82 PathProgramCache]: Analyzing trace with hash -515770902, now seen corresponding path program 1 times [2019-10-15 00:31:02,747 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:02,747 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76594302] [2019-10-15 00:31:02,748 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:02,748 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:02,748 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-15 00:31:02,909 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76594302] [2019-10-15 00:31:02,909 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:02,909 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:31:02,909 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198093539] [2019-10-15 00:31:02,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:31:02,910 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:02,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:31:02,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:02,911 INFO L87 Difference]: Start difference. First operand 728 states and 906 transitions. Second operand 3 states. [2019-10-15 00:31:02,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:02,963 INFO L93 Difference]: Finished difference Result 1206 states and 1504 transitions. [2019-10-15 00:31:02,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:31:02,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2019-10-15 00:31:02,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:02,967 INFO L225 Difference]: With dead ends: 1206 [2019-10-15 00:31:02,967 INFO L226 Difference]: Without dead ends: 499 [2019-10-15 00:31:02,970 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:31:02,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2019-10-15 00:31:02,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 454. [2019-10-15 00:31:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2019-10-15 00:31:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 568 transitions. [2019-10-15 00:31:02,995 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 568 transitions. Word has length 132 [2019-10-15 00:31:02,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:02,996 INFO L462 AbstractCegarLoop]: Abstraction has 454 states and 568 transitions. [2019-10-15 00:31:02,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:31:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 568 transitions. [2019-10-15 00:31:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-15 00:31:02,999 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:02,999 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:03,000 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:03,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:03,000 INFO L82 PathProgramCache]: Analyzing trace with hash 601633960, now seen corresponding path program 2 times [2019-10-15 00:31:03,000 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:03,000 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362019283] [2019-10-15 00:31:03,001 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,001 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,001 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-15 00:31:03,199 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362019283] [2019-10-15 00:31:03,199 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:03,199 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:31:03,200 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680370302] [2019-10-15 00:31:03,202 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:31:03,204 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:03,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:31:03,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:31:03,206 INFO L87 Difference]: Start difference. First operand 454 states and 568 transitions. Second operand 5 states. [2019-10-15 00:31:03,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:03,258 INFO L93 Difference]: Finished difference Result 879 states and 1116 transitions. [2019-10-15 00:31:03,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:31:03,260 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2019-10-15 00:31:03,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:03,264 INFO L225 Difference]: With dead ends: 879 [2019-10-15 00:31:03,265 INFO L226 Difference]: Without dead ends: 468 [2019-10-15 00:31:03,266 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:31:03,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2019-10-15 00:31:03,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 464. [2019-10-15 00:31:03,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2019-10-15 00:31:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 582 transitions. [2019-10-15 00:31:03,294 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 582 transitions. Word has length 132 [2019-10-15 00:31:03,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:03,297 INFO L462 AbstractCegarLoop]: Abstraction has 464 states and 582 transitions. [2019-10-15 00:31:03,297 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:31:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 582 transitions. [2019-10-15 00:31:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-15 00:31:03,300 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:03,300 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:03,301 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:03,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:03,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1908363611, now seen corresponding path program 1 times [2019-10-15 00:31:03,301 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:03,302 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034117522] [2019-10-15 00:31:03,302 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,302 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-15 00:31:03,452 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034117522] [2019-10-15 00:31:03,452 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:31:03,452 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 00:31:03,452 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186417513] [2019-10-15 00:31:03,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 00:31:03,453 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:03,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 00:31:03,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 00:31:03,454 INFO L87 Difference]: Start difference. First operand 464 states and 582 transitions. Second operand 4 states. [2019-10-15 00:31:03,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:03,494 INFO L93 Difference]: Finished difference Result 902 states and 1137 transitions. [2019-10-15 00:31:03,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 00:31:03,494 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2019-10-15 00:31:03,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:03,498 INFO L225 Difference]: With dead ends: 902 [2019-10-15 00:31:03,498 INFO L226 Difference]: Without dead ends: 465 [2019-10-15 00:31:03,501 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:31:03,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2019-10-15 00:31:03,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 465. [2019-10-15 00:31:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2019-10-15 00:31:03,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 583 transitions. [2019-10-15 00:31:03,525 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 583 transitions. Word has length 137 [2019-10-15 00:31:03,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:03,525 INFO L462 AbstractCegarLoop]: Abstraction has 465 states and 583 transitions. [2019-10-15 00:31:03,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 00:31:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 583 transitions. [2019-10-15 00:31:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-10-15 00:31:03,531 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:31:03,531 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 00:31:03,532 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:31:03,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:03,532 INFO L82 PathProgramCache]: Analyzing trace with hash 2095849708, now seen corresponding path program 1 times [2019-10-15 00:31:03,532 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:31:03,533 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396046962] [2019-10-15 00:31:03,533 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,533 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:31:03,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:31:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:03,672 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-15 00:31:03,673 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396046962] [2019-10-15 00:31:03,673 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148442605] [2019-10-15 00:31:03,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:31:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:31:04,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 00:31:04,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 00:31:04,113 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 00:31:04,113 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 00:31:04,289 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-15 00:31:04,290 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1620238063] [2019-10-15 00:31:04,296 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 139 [2019-10-15 00:31:04,346 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 00:31:04,347 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 00:31:04,430 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 00:31:04,432 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 51 root evaluator evaluations with a maximum evaluation depth of 0. Performed 51 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 86 variables. [2019-10-15 00:31:04,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:31:04,438 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 00:31:04,494 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 00:31:04,494 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 00:31:04,498 INFO L553 sIntCurrentIteration]: We unified 137 AI predicates to 137 [2019-10-15 00:31:04,499 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 00:31:04,499 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 00:31:04,500 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4, 4] total 7 [2019-10-15 00:31:04,500 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147821649] [2019-10-15 00:31:04,503 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 00:31:04,504 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 00:31:04,504 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 00:31:04,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 00:31:04,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:31:04,505 INFO L87 Difference]: Start difference. First operand 465 states and 583 transitions. Second operand 2 states. [2019-10-15 00:31:04,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:31:04,511 INFO L93 Difference]: Finished difference Result 465 states and 583 transitions. [2019-10-15 00:31:04,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 00:31:04,511 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 138 [2019-10-15 00:31:04,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:31:04,512 INFO L225 Difference]: With dead ends: 465 [2019-10-15 00:31:04,512 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 00:31:04,513 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 00:31:04,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 00:31:04,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 00:31:04,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 00:31:04,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 00:31:04,515 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2019-10-15 00:31:04,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:31:04,515 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 00:31:04,515 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 00:31:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 00:31:04,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 00:31:04,721 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 00:31:04,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 00:31:05,021 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_15EXIT(lines 5695 5702) no Hoare annotation was computed. [2019-10-15 00:31:05,022 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_15FINAL(lines 5695 5702) no Hoare annotation was computed. [2019-10-15 00:31:05,022 INFO L446 ceAbstractionStarter]: At program point ldv_netif_rx_15ENTRY(lines 5695 5702) the Hoare annotation is: true [2019-10-15 00:31:05,022 INFO L446 ceAbstractionStarter]: At program point L5699(line 5699) the Hoare annotation is: true [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point L5699-1(line 5699) no Hoare annotation was computed. [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point L5872-1(line 5872) no Hoare annotation was computed. [2019-10-15 00:31:05,023 INFO L446 ceAbstractionStarter]: At program point L5872(line 5872) the Hoare annotation is: true [2019-10-15 00:31:05,023 INFO L446 ceAbstractionStarter]: At program point ldv_skb_free_intENTRY(lines 5869 5875) the Hoare annotation is: true [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point ldv_skb_free_intFINAL(lines 5869 5875) no Hoare annotation was computed. [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point ldv_skb_free_intEXIT(lines 5869 5875) no Hoare annotation was computed. [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point L5787(lines 5787 5790) no Hoare annotation was computed. [2019-10-15 00:31:05,023 INFO L443 ceAbstractionStarter]: For program point L5783(lines 5783 5786) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point L5783-1(lines 5783 5786) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsEXIT(lines 5777 5795) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point L5782-3(lines 5782 5792) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsENTRY(lines 5777 5795) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point L5782-2(lines 5782 5792) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsFINAL(lines 5777 5795) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intENTRY(lines 5294 5301) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intFINAL(lines 5294 5301) no Hoare annotation was computed. [2019-10-15 00:31:05,024 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 5294 5301) no Hoare annotation was computed. [2019-10-15 00:31:05,025 INFO L446 ceAbstractionStarter]: At program point L5521(line 5521) the Hoare annotation is: true [2019-10-15 00:31:05,025 INFO L443 ceAbstractionStarter]: For program point L5521-1(line 5521) no Hoare annotation was computed. [2019-10-15 00:31:05,025 INFO L443 ceAbstractionStarter]: For program point ldv_initialize_ArcProto_1EXIT(lines 5516 5527) no Hoare annotation was computed. [2019-10-15 00:31:05,030 INFO L446 ceAbstractionStarter]: At program point L5523(line 5523) the Hoare annotation is: true [2019-10-15 00:31:05,030 INFO L443 ceAbstractionStarter]: For program point L5523-1(line 5523) no Hoare annotation was computed. [2019-10-15 00:31:05,030 INFO L446 ceAbstractionStarter]: At program point ldv_initialize_ArcProto_1ENTRY(lines 5516 5527) the Hoare annotation is: true [2019-10-15 00:31:05,031 INFO L443 ceAbstractionStarter]: For program point ldv_initialize_ArcProto_1FINAL(lines 5516 5527) no Hoare annotation was computed. [2019-10-15 00:31:05,031 INFO L443 ceAbstractionStarter]: For program point L5568(lines 5568 5597) no Hoare annotation was computed. [2019-10-15 00:31:05,031 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 5528 5644) no Hoare annotation was computed. [2019-10-15 00:31:05,031 INFO L446 ceAbstractionStarter]: At program point L5593(line 5593) the Hoare annotation is: true [2019-10-15 00:31:05,079 INFO L443 ceAbstractionStarter]: For program point L5560(line 5560) no Hoare annotation was computed. [2019-10-15 00:31:05,079 INFO L443 ceAbstractionStarter]: For program point L5585(line 5585) no Hoare annotation was computed. [2019-10-15 00:31:05,081 INFO L443 ceAbstractionStarter]: For program point L5635(line 5635) no Hoare annotation was computed. [2019-10-15 00:31:05,081 INFO L443 ceAbstractionStarter]: For program point L5602(lines 5602 5630) no Hoare annotation was computed. [2019-10-15 00:31:05,082 INFO L443 ceAbstractionStarter]: For program point L5586(lines 5586 5590) no Hoare annotation was computed. [2019-10-15 00:31:05,082 INFO L443 ceAbstractionStarter]: For program point L5611(line 5611) no Hoare annotation was computed. [2019-10-15 00:31:05,082 INFO L443 ceAbstractionStarter]: For program point L5578(line 5578) no Hoare annotation was computed. [2019-10-15 00:31:05,082 INFO L443 ceAbstractionStarter]: For program point L5603(line 5603) no Hoare annotation was computed. [2019-10-15 00:31:05,082 INFO L443 ceAbstractionStarter]: For program point L5570(lines 5570 5594) no Hoare annotation was computed. [2019-10-15 00:31:05,083 INFO L446 ceAbstractionStarter]: At program point L5636(line 5636) the Hoare annotation is: true [2019-10-15 00:31:05,083 INFO L443 ceAbstractionStarter]: For program point L5628(line 5628) no Hoare annotation was computed. [2019-10-15 00:31:05,083 INFO L446 ceAbstractionStarter]: At program point L5587(line 5587) the Hoare annotation is: true [2019-10-15 00:31:05,083 INFO L443 ceAbstractionStarter]: For program point L5587-1(line 5587) no Hoare annotation was computed. [2019-10-15 00:31:05,083 INFO L443 ceAbstractionStarter]: For program point L5579(lines 5579 5583) no Hoare annotation was computed. [2019-10-15 00:31:05,085 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 5528 5644) no Hoare annotation was computed. [2019-10-15 00:31:05,085 INFO L443 ceAbstractionStarter]: For program point L5612(lines 5612 5626) no Hoare annotation was computed. [2019-10-15 00:31:05,086 INFO L443 ceAbstractionStarter]: For program point L5571(line 5571) no Hoare annotation was computed. [2019-10-15 00:31:05,086 INFO L443 ceAbstractionStarter]: For program point L5604(lines 5604 5609) no Hoare annotation was computed. [2019-10-15 00:31:05,086 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 5528 5644) the Hoare annotation is: true [2019-10-15 00:31:05,086 INFO L446 ceAbstractionStarter]: At program point L5629(line 5629) the Hoare annotation is: true [2019-10-15 00:31:05,086 INFO L443 ceAbstractionStarter]: For program point L5580-1(line 5580) no Hoare annotation was computed. [2019-10-15 00:31:05,086 INFO L446 ceAbstractionStarter]: At program point L5613(line 5613) the Hoare annotation is: true [2019-10-15 00:31:05,086 INFO L446 ceAbstractionStarter]: At program point L5580(line 5580) the Hoare annotation is: true [2019-10-15 00:31:05,086 INFO L443 ceAbstractionStarter]: For program point L5613-1(line 5613) no Hoare annotation was computed. [2019-10-15 00:31:05,087 INFO L446 ceAbstractionStarter]: At program point L5638(lines 5546 5643) the Hoare annotation is: true [2019-10-15 00:31:05,087 INFO L446 ceAbstractionStarter]: At program point L5605(line 5605) the Hoare annotation is: true [2019-10-15 00:31:05,087 INFO L443 ceAbstractionStarter]: For program point L5572(lines 5572 5576) no Hoare annotation was computed. [2019-10-15 00:31:05,087 INFO L443 ceAbstractionStarter]: For program point L5605-1(line 5605) no Hoare annotation was computed. [2019-10-15 00:31:05,087 INFO L446 ceAbstractionStarter]: At program point L5622(lines 5546 5643) the Hoare annotation is: true [2019-10-15 00:31:05,087 INFO L443 ceAbstractionStarter]: For program point L5614(lines 5614 5619) no Hoare annotation was computed. [2019-10-15 00:31:05,087 INFO L443 ceAbstractionStarter]: For program point L5614-1(lines 5612 5625) no Hoare annotation was computed. [2019-10-15 00:31:05,087 INFO L446 ceAbstractionStarter]: At program point L5573(line 5573) the Hoare annotation is: true [2019-10-15 00:31:05,087 INFO L443 ceAbstractionStarter]: For program point L5573-1(line 5573) no Hoare annotation was computed. [2019-10-15 00:31:05,088 INFO L443 ceAbstractionStarter]: For program point L5599(line 5599) no Hoare annotation was computed. [2019-10-15 00:31:05,088 INFO L443 ceAbstractionStarter]: For program point L5566(lines 5566 5637) no Hoare annotation was computed. [2019-10-15 00:31:05,088 INFO L443 ceAbstractionStarter]: For program point L5641(line 5641) no Hoare annotation was computed. [2019-10-15 00:31:05,088 INFO L443 ceAbstractionStarter]: For program point L5567(line 5567) no Hoare annotation was computed. [2019-10-15 00:31:05,088 INFO L443 ceAbstractionStarter]: For program point L5600(lines 5600 5633) no Hoare annotation was computed. [2019-10-15 00:31:05,090 INFO L446 ceAbstractionStarter]: At program point L5559(line 5559) the Hoare annotation is: true [2019-10-15 00:31:05,090 INFO L446 ceAbstractionStarter]: At program point L5559-1(line 5559) the Hoare annotation is: true [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point L5592(line 5592) no Hoare annotation was computed. [2019-10-15 00:31:05,091 INFO L446 ceAbstractionStarter]: At program point L5551(line 5551) the Hoare annotation is: true [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point L5551-1(line 5551) no Hoare annotation was computed. [2019-10-15 00:31:05,091 INFO L446 ceAbstractionStarter]: At program point L5617(line 5617) the Hoare annotation is: true [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 5302 5309) no Hoare annotation was computed. [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 5302 5309) no Hoare annotation was computed. [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrENTRY(lines 5302 5309) no Hoare annotation was computed. [2019-10-15 00:31:05,091 INFO L446 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 5707 5714) the Hoare annotation is: true [2019-10-15 00:31:05,091 INFO L443 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 5707 5714) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 5707 5714) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5FINAL(lines 5645 5651) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point L5648(line 5648) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5ENTRY(lines 5645 5651) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5EXIT(lines 5645 5651) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point ldv_set_addEXIT(lines 5716 5739) no Hoare annotation was computed. [2019-10-15 00:31:05,092 INFO L446 ceAbstractionStarter]: At program point L5721-2(lines 5721 5731) the Hoare annotation is: true [2019-10-15 00:31:05,092 INFO L443 ceAbstractionStarter]: For program point L5721-3(lines 5719 5738) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point L5732-1(lines 5716 5739) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point L5726(lines 5726 5729) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point L5722(lines 5722 5725) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point L5722-1(lines 5722 5725) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L446 ceAbstractionStarter]: At program point ldv_set_addENTRY(lines 5716 5739) the Hoare annotation is: true [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5325 5331) no Hoare annotation was computed. [2019-10-15 00:31:05,093 INFO L446 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5325 5331) the Hoare annotation is: true [2019-10-15 00:31:05,093 INFO L446 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 5855 5861) the Hoare annotation is: true [2019-10-15 00:31:05,093 INFO L443 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 5855 5861) no Hoare annotation was computed. [2019-10-15 00:31:05,094 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 5855 5861) no Hoare annotation was computed. [2019-10-15 00:31:05,094 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,094 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,094 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,094 INFO L443 ceAbstractionStarter]: For program point prepare_txEXIT(lines 5474 5512) no Hoare annotation was computed. [2019-10-15 00:31:05,097 INFO L443 ceAbstractionStarter]: For program point L5486(lines 5486 5490) no Hoare annotation was computed. [2019-10-15 00:31:05,097 INFO L443 ceAbstractionStarter]: For program point L5486-2(lines 5486 5490) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point prepare_txFINAL(lines 5474 5512) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L446 ceAbstractionStarter]: At program point L5507(line 5507) the Hoare annotation is: true [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point L5507-1(line 5507) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point L5499(lines 5499 5506) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point L5499-2(lines 5494 5506) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L446 ceAbstractionStarter]: At program point prepare_txENTRY(lines 5474 5512) the Hoare annotation is: true [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point L5485-2(lines 5480 5511) no Hoare annotation was computed. [2019-10-15 00:31:05,098 INFO L443 ceAbstractionStarter]: For program point L5485(lines 5485 5493) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L446 ceAbstractionStarter]: At program point L5481(line 5481) the Hoare annotation is: true [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point L5481-1(line 5481) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point L5508-1(line 5508) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L446 ceAbstractionStarter]: At program point L5508(line 5508) the Hoare annotation is: true [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbENTRY(lines 5887 5894) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbFINAL(lines 5887 5894) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbEXIT(lines 5887 5894) no Hoare annotation was computed. [2019-10-15 00:31:05,099 INFO L443 ceAbstractionStarter]: For program point L5891(line 5891) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point L5891-1(line 5891) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point external_allocFINAL(lines 5939 5941) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 5939 5941) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 5939 5941) the Hoare annotation is: true [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 5797 5802) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L446 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 5797 5802) the Hoare annotation is: true [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 5797 5802) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point skb_pushFINAL(lines 5931 5933) no Hoare annotation was computed. [2019-10-15 00:31:05,100 INFO L443 ceAbstractionStarter]: For program point L5932-1(line 5932) no Hoare annotation was computed. [2019-10-15 00:31:05,101 INFO L446 ceAbstractionStarter]: At program point L5932(line 5932) the Hoare annotation is: true [2019-10-15 00:31:05,101 INFO L446 ceAbstractionStarter]: At program point skb_pushENTRY(lines 5931 5933) the Hoare annotation is: true [2019-10-15 00:31:05,101 INFO L443 ceAbstractionStarter]: For program point skb_pushEXIT(lines 5931 5933) no Hoare annotation was computed. [2019-10-15 00:31:05,101 INFO L443 ceAbstractionStarter]: For program point L5762-3(lines 5762 5769) no Hoare annotation was computed. [2019-10-15 00:31:05,101 INFO L443 ceAbstractionStarter]: For program point L5760-1(lines 5741 5775) no Hoare annotation was computed. [2019-10-15 00:31:05,101 INFO L446 ceAbstractionStarter]: At program point L5762-2(lines 5762 5769) the Hoare annotation is: true [2019-10-15 00:31:05,101 INFO L446 ceAbstractionStarter]: At program point L5748-2(lines 5748 5759) the Hoare annotation is: true [2019-10-15 00:31:05,101 INFO L443 ceAbstractionStarter]: For program point L5748-3(lines 5745 5774) no Hoare annotation was computed. [2019-10-15 00:31:05,101 INFO L443 ceAbstractionStarter]: For program point L5763(lines 5763 5766) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point L5763-1(lines 5763 5766) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L446 ceAbstractionStarter]: At program point ldv_set_removeENTRY(lines 5741 5775) the Hoare annotation is: true [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point L5753(lines 5753 5757) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point L5749(lines 5749 5752) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point L5749-1(lines 5749 5752) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point ldv_set_removeEXIT(lines 5741 5775) no Hoare annotation was computed. [2019-10-15 00:31:05,102 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,102 INFO L446 ceAbstractionStarter]: At program point L-1-3(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,102 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeENTRY(lines 5862 5868) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeFINAL(lines 5862 5868) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeEXIT(lines 5862 5868) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point L5865(line 5865) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 5803 5808) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_is_errENTRY(lines 5803 5808) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 5803 5808) no Hoare annotation was computed. [2019-10-15 00:31:05,103 INFO L443 ceAbstractionStarter]: For program point ldv_mallocENTRY(lines 5260 5276) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 5260 5276) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point L5267(lines 5267 5274) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 5260 5276) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L446 ceAbstractionStarter]: At program point arcnet_unregister_protoENTRY(lines 5919 5921) the Hoare annotation is: true [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point arcnet_unregister_protoFINAL(lines 5919 5921) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point arcnet_unregister_protoEXIT(lines 5919 5921) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L446 ceAbstractionStarter]: At program point arcnet_raw_initENTRY(lines 5372 5397) the Hoare annotation is: true [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point arcnet_raw_initEXIT(lines 5372 5397) no Hoare annotation was computed. [2019-10-15 00:31:05,104 INFO L443 ceAbstractionStarter]: For program point L5390(lines 5390 5393) no Hoare annotation was computed. [2019-10-15 00:31:05,105 INFO L446 ceAbstractionStarter]: At program point L5387(lines 5375 5396) the Hoare annotation is: true [2019-10-15 00:31:05,105 INFO L443 ceAbstractionStarter]: For program point arcnet_raw_initFINAL(lines 5372 5397) no Hoare annotation was computed. [2019-10-15 00:31:05,105 INFO L443 ceAbstractionStarter]: For program point L5390-2(lines 5390 5393) no Hoare annotation was computed. [2019-10-15 00:31:05,105 INFO L446 ceAbstractionStarter]: At program point L5385(lines 5375 5396) the Hoare annotation is: true [2019-10-15 00:31:05,105 INFO L443 ceAbstractionStarter]: For program point L5380-2(lines 5380 5383) no Hoare annotation was computed. [2019-10-15 00:31:05,105 INFO L443 ceAbstractionStarter]: For program point L5380(lines 5380 5383) no Hoare annotation was computed. [2019-10-15 00:31:05,105 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errENTRY(lines 5815 5820) no Hoare annotation was computed. [2019-10-15 00:31:05,107 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errFINAL(lines 5815 5820) no Hoare annotation was computed. [2019-10-15 00:31:05,107 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errEXIT(lines 5815 5820) no Hoare annotation was computed. [2019-10-15 00:31:05,108 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11ENTRY(lines 5673 5679) no Hoare annotation was computed. [2019-10-15 00:31:05,108 INFO L443 ceAbstractionStarter]: For program point L5676(line 5676) no Hoare annotation was computed. [2019-10-15 00:31:05,108 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11EXIT(lines 5673 5679) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11FINAL(lines 5673 5679) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point ldv_alloc_skb_14FINAL(lines 5687 5694) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L446 ceAbstractionStarter]: At program point L5691(line 5691) the Hoare annotation is: true [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point L5691-1(line 5691) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point ldv_alloc_skb_14EXIT(lines 5687 5694) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L446 ceAbstractionStarter]: At program point ldv_alloc_skb_14ENTRY(lines 5687 5694) the Hoare annotation is: true [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8FINAL(lines 5666 5672) no Hoare annotation was computed. [2019-10-15 00:31:05,109 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8EXIT(lines 5666 5672) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8ENTRY(lines 5666 5672) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point L5669(line 5669) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point L5662(line 5662) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7FINAL(lines 5659 5665) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7EXIT(lines 5659 5665) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7ENTRY(lines 5659 5665) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6FINAL(lines 5652 5658) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6EXIT(lines 5652 5658) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6ENTRY(lines 5652 5658) no Hoare annotation was computed. [2019-10-15 00:31:05,110 INFO L443 ceAbstractionStarter]: For program point L5655(line 5655) no Hoare annotation was computed. [2019-10-15 00:31:05,111 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13ENTRY(lines 5680 5686) no Hoare annotation was computed. [2019-10-15 00:31:05,111 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13FINAL(lines 5680 5686) no Hoare annotation was computed. [2019-10-15 00:31:05,111 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13EXIT(lines 5680 5686) no Hoare annotation was computed. [2019-10-15 00:31:05,111 INFO L443 ceAbstractionStarter]: For program point L5683(line 5683) no Hoare annotation was computed. [2019-10-15 00:31:05,112 INFO L446 ceAbstractionStarter]: At program point ldv_skb_allocENTRY(lines 5840 5854) the Hoare annotation is: true [2019-10-15 00:31:05,112 INFO L446 ceAbstractionStarter]: At program point L5850(line 5850) the Hoare annotation is: true [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point ldv_skb_allocEXIT(lines 5840 5854) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point L5847(lines 5847 5852) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point L5850-1(line 5850) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point ldv_skb_allocFINAL(lines 5840 5854) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L446 ceAbstractionStarter]: At program point L5845(line 5845) the Hoare annotation is: true [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point L5845-1(line 5845) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrEXIT(lines 5809 5814) no Hoare annotation was computed. [2019-10-15 00:31:05,113 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrENTRY(lines 5809 5814) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrFINAL(lines 5809 5814) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullENTRY(lines 5821 5838) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullEXIT(lines 5821 5838) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point L5830(lines 5830 5834) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullFINAL(lines 5821 5838) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point L5826(lines 5826 5835) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point L5829(line 5829) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point L5829-1(line 5829) no Hoare annotation was computed. [2019-10-15 00:31:05,114 INFO L443 ceAbstractionStarter]: For program point L5830-2(lines 5826 5835) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 5943 5945) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point kfreeENTRY(lines 5943 5945) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point kfreeFINAL(lines 5943 5945) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L446 ceAbstractionStarter]: At program point arcnet_raw_exitENTRY(lines 5398 5404) the Hoare annotation is: true [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point arcnet_raw_exitFINAL(lines 5398 5404) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point arcnet_raw_exitEXIT(lines 5398 5404) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point L5440-1(line 5440) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L443 ceAbstractionStarter]: For program point L5442-1(line 5442) no Hoare annotation was computed. [2019-10-15 00:31:05,115 INFO L446 ceAbstractionStarter]: At program point L5440(line 5440) the Hoare annotation is: true [2019-10-15 00:31:05,116 INFO L446 ceAbstractionStarter]: At program point L5436-1(line 5436) the Hoare annotation is: true [2019-10-15 00:31:05,116 INFO L446 ceAbstractionStarter]: At program point L5436(line 5436) the Hoare annotation is: true [2019-10-15 00:31:05,116 INFO L443 ceAbstractionStarter]: For program point L5424(lines 5424 5432) no Hoare annotation was computed. [2019-10-15 00:31:05,116 INFO L443 ceAbstractionStarter]: For program point L5418(lines 5418 5422) no Hoare annotation was computed. [2019-10-15 00:31:05,116 INFO L446 ceAbstractionStarter]: At program point L5418-2(lines 5418 5422) the Hoare annotation is: true [2019-10-15 00:31:05,116 INFO L446 ceAbstractionStarter]: At program point L5445(lines 5445 5446) the Hoare annotation is: true [2019-10-15 00:31:05,116 INFO L443 ceAbstractionStarter]: For program point L5445-1(lines 5445 5446) no Hoare annotation was computed. [2019-10-15 00:31:05,116 INFO L443 ceAbstractionStarter]: For program point L5439(lines 5439 5443) no Hoare annotation was computed. [2019-10-15 00:31:05,116 INFO L443 ceAbstractionStarter]: For program point L5437(line 5437) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point L5439-2(lines 5414 5452) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L446 ceAbstractionStarter]: At program point L5433(line 5433) the Hoare annotation is: true [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point L5433-1(line 5433) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point rxFINAL(lines 5405 5453) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point L5423(line 5423) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point L5425-2(lines 5425 5428) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L443 ceAbstractionStarter]: For program point L5425(lines 5425 5428) no Hoare annotation was computed. [2019-10-15 00:31:05,117 INFO L446 ceAbstractionStarter]: At program point L5450(line 5450) the Hoare annotation is: true [2019-10-15 00:31:05,117 INFO L446 ceAbstractionStarter]: At program point L5415(line 5415) the Hoare annotation is: true [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point L5415-1(line 5415) no Hoare annotation was computed. [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point L5450-1(line 5450) no Hoare annotation was computed. [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point rxEXIT(lines 5405 5453) no Hoare annotation was computed. [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point L5444-1(lines 5444 5448) no Hoare annotation was computed. [2019-10-15 00:31:05,118 INFO L446 ceAbstractionStarter]: At program point L5442(line 5442) the Hoare annotation is: true [2019-10-15 00:31:05,118 INFO L446 ceAbstractionStarter]: At program point rxENTRY(lines 5405 5453) the Hoare annotation is: true [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point printkFINAL(lines 5923 5925) no Hoare annotation was computed. [2019-10-15 00:31:05,118 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 5923 5925) no Hoare annotation was computed. [2019-10-15 00:31:05,119 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 5923 5925) no Hoare annotation was computed. [2019-10-15 00:31:05,120 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbEXIT(lines 5877 5886) no Hoare annotation was computed. [2019-10-15 00:31:05,120 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbENTRY(lines 5877 5886) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbFINAL(lines 5877 5886) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point L5882(line 5882) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point L5882-1(line 5882) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point L5936-1(line 5936) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L446 ceAbstractionStarter]: At program point L5936(line 5936) the Hoare annotation is: true [2019-10-15 00:31:05,121 INFO L446 ceAbstractionStarter]: At program point skb_putENTRY(lines 5935 5937) the Hoare annotation is: true [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point skb_putFINAL(lines 5935 5937) no Hoare annotation was computed. [2019-10-15 00:31:05,121 INFO L443 ceAbstractionStarter]: For program point skb_putEXIT(lines 5935 5937) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5322) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5318 5324) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5318 5324) the Hoare annotation is: true [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5318 5324) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L446 ceAbstractionStarter]: At program point skb_pullENTRY(lines 5927 5929) the Hoare annotation is: true [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point skb_pullFINAL(lines 5927 5929) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point L5928-1(line 5928) no Hoare annotation was computed. [2019-10-15 00:31:05,122 INFO L443 ceAbstractionStarter]: For program point skb_pullEXIT(lines 5927 5929) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L446 ceAbstractionStarter]: At program point L5928(line 5928) the Hoare annotation is: true [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongENTRY(lines 5310 5317) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongEXIT(lines 5310 5317) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongFINAL(lines 5310 5317) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 5332 5337) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectENTRY(lines 5332 5337) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 5332 5337) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L443 ceAbstractionStarter]: For program point netdev_privFINAL(lines 5352 5357) no Hoare annotation was computed. [2019-10-15 00:31:05,123 INFO L446 ceAbstractionStarter]: At program point netdev_privENTRY(lines 5352 5357) the Hoare annotation is: true [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point netdev_privEXIT(lines 5352 5357) no Hoare annotation was computed. [2019-10-15 00:31:05,126 INFO L446 ceAbstractionStarter]: At program point build_headerENTRY(lines 5454 5473) the Hoare annotation is: true [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point build_headerEXIT(lines 5454 5473) no Hoare annotation was computed. [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point build_headerFINAL(lines 5454 5473) no Hoare annotation was computed. [2019-10-15 00:31:05,126 INFO L446 ceAbstractionStarter]: At program point L5462(line 5462) the Hoare annotation is: true [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point L5465(lines 5465 5469) no Hoare annotation was computed. [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point L5462-1(line 5462) no Hoare annotation was computed. [2019-10-15 00:31:05,126 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentEXIT(lines 5895 5906) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point L5899(line 5899) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point L5899-1(line 5899) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point L5900(lines 5900 5904) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentENTRY(lines 5895 5906) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentFINAL(lines 5895 5906) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,127 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,127 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point skb_reset_mac_headerFINAL(lines 5243 5249) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L446 ceAbstractionStarter]: At program point skb_reset_mac_headerENTRY(lines 5243 5249) the Hoare annotation is: true [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point skb_reset_mac_headerEXIT(lines 5243 5249) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 5338 5344) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 5338 5344) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 5338 5344) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,128 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,128 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,129 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,129 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,129 INFO L446 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,129 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 5907 5918) the Hoare annotation is: true [2019-10-15 00:31:05,129 INFO L439 ceAbstractionStarter]: At program point L5914(line 5914) the Hoare annotation is: (or (not (= ~last_index~0 0)) (not (= 0 ~ldv_retval_0~0))) [2019-10-15 00:31:05,129 INFO L446 ceAbstractionStarter]: At program point L5911(line 5911) the Hoare annotation is: true [2019-10-15 00:31:05,129 INFO L443 ceAbstractionStarter]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2019-10-15 00:31:05,129 INFO L443 ceAbstractionStarter]: For program point L5914-1(lines 5907 5918) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point L5912(lines 5912 5915) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 5907 5918) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L446 ceAbstractionStarter]: At program point L5287(line 5287) the Hoare annotation is: true [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point L5287-1(line 5287) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5277 5293) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L446 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 5277 5293) the Hoare annotation is: true [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5277 5293) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point L5284(lines 5284 5291) no Hoare annotation was computed. [2019-10-15 00:31:05,130 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,131 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-15 00:31:05,131 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 00:31:05,131 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 00:31:05,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 12:31:05 BoogieIcfgContainer [2019-10-15 00:31:05,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 00:31:05,145 INFO L168 Benchmark]: Toolchain (without parser) took 7898.61 ms. Allocated memory was 146.8 MB in the beginning and 354.4 MB in the end (delta: 207.6 MB). Free memory was 97.2 MB in the beginning and 283.3 MB in the end (delta: -186.1 MB). Peak memory consumption was 173.0 MB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,151 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.76 ms. Allocated memory was 146.8 MB in the beginning and 208.7 MB in the end (delta: 61.9 MB). Free memory was 97.0 MB in the beginning and 112.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,154 INFO L168 Benchmark]: Boogie Preprocessor took 152.91 ms. Allocated memory is still 208.7 MB. Free memory was 112.1 MB in the beginning and 107.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,155 INFO L168 Benchmark]: RCFGBuilder took 1420.34 ms. Allocated memory was 208.7 MB in the beginning and 242.7 MB in the end (delta: 34.1 MB). Free memory was 106.3 MB in the beginning and 106.8 MB in the end (delta: -528.7 kB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,156 INFO L168 Benchmark]: TraceAbstraction took 4600.10 ms. Allocated memory was 242.7 MB in the beginning and 354.4 MB in the end (delta: 111.7 MB). Free memory was 105.3 MB in the beginning and 283.3 MB in the end (delta: -178.0 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2019-10-15 00:31:05,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1720.76 ms. Allocated memory was 146.8 MB in the beginning and 208.7 MB in the end (delta: 61.9 MB). Free memory was 97.0 MB in the beginning and 112.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 54.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 152.91 ms. Allocated memory is still 208.7 MB. Free memory was 112.1 MB in the beginning and 107.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1420.34 ms. Allocated memory was 208.7 MB in the beginning and 242.7 MB in the end (delta: 34.1 MB). Free memory was 106.3 MB in the beginning and 106.8 MB in the end (delta: -528.7 kB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4600.10 ms. Allocated memory was 242.7 MB in the beginning and 354.4 MB in the end (delta: 111.7 MB). Free memory was 105.3 MB in the beginning and 283.3 MB in the end (delta: -178.0 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5322]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5721]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 56 procedures, 328 locations, 1 error locations. Result: SAFE, OverallTime: 4.5s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 2031 SDtfs, 799 SDslu, 3845 SDs, 0 SdLazy, 204 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=728occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 52 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 82 LocationsWithAnnotation, 1134 PreInvPairs, 1142 NumberOfFragments, 90 HoareAnnotationTreeSize, 1134 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 82 FomulaSimplificationsInter, 82 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 920 NumberOfCodeBlocks, 920 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1048 ConstructedInterpolants, 0 QuantifiedInterpolants, 141156 SizeOfPredicates, 1 NumberOfNonLiveVariables, 929 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 223/226 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 143, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.854014598540146, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...