/usr/bin/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--capmode.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 23:34:16,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 23:34:16,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 23:34:16,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 23:34:16,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 23:34:16,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 23:34:16,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 23:34:16,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 23:34:16,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 23:34:16,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 23:34:16,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 23:34:16,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 23:34:16,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 23:34:16,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 23:34:16,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 23:34:16,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 23:34:16,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 23:34:16,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 23:34:16,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 23:34:16,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 23:34:16,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 23:34:16,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 23:34:16,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 23:34:16,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 23:34:16,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 23:34:16,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 23:34:16,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 23:34:16,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 23:34:16,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 23:34:16,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 23:34:16,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 23:34:16,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 23:34:16,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 23:34:16,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 23:34:16,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 23:34:16,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 23:34:16,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 23:34:16,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 23:34:16,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 23:34:16,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 23:34:16,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 23:34:16,817 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 [2019-11-06 23:34:16,837 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 23:34:16,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 23:34:16,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 23:34:16,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 23:34:16,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 23:34:16,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 23:34:16,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 23:34:16,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 23:34:16,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 23:34:16,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 23:34:16,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 23:34:16,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 23:34:16,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 23:34:16,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 23:34:16,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 23:34:16,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 23:34:16,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 23:34:16,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 23:34:16,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 23:34:16,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 23:34:16,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 23:34:16,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 23:34:16,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 23:34:16,848 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 [2019-11-06 23:34:17,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 23:34:17,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 23:34:17,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 23:34:17,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 23:34:17,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 23:34:17,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2019-11-06 23:34:17,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef1bc0a8/29b7b59abd9b48cda8fbc52a606c7360/FLAG4cf1be5f8 [2019-11-06 23:34:18,022 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 23:34:18,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2019-11-06 23:34:18,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef1bc0a8/29b7b59abd9b48cda8fbc52a606c7360/FLAG4cf1be5f8 [2019-11-06 23:34:18,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cef1bc0a8/29b7b59abd9b48cda8fbc52a606c7360 [2019-11-06 23:34:18,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 23:34:18,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 23:34:18,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 23:34:18,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 23:34:18,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 23:34:18,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:34:18" (1/1) ... [2019-11-06 23:34:18,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb7fb9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:18, skipping insertion in model container [2019-11-06 23:34:18,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:34:18" (1/1) ... [2019-11-06 23:34:18,582 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 23:34:18,693 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 23:34:19,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 23:34:19,757 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 23:34:19,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 23:34:19,993 INFO L192 MainTranslator]: Completed translation [2019-11-06 23:34:19,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19 WrapperNode [2019-11-06 23:34:19,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 23:34:19,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 23:34:19,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 23:34:19,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 23:34:20,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (1/1) ... [2019-11-06 23:34:20,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 23:34:20,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 23:34:20,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 23:34:20,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 23:34:20,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (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 [2019-11-06 23:34:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 23:34:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 23:34:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-11-06 23:34:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-11-06 23:34:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-11-06 23:34:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-11-06 23:34:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-11-06 23:34:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 23:34:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 23:34:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 23:34:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 23:34:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 23:34:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 23:34:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 23:34:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 23:34:20,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-06 23:34:20,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-06 23:34:20,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-11-06 23:34:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rx [2019-11-06 23:34:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure build_header [2019-11-06 23:34:20,232 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_tx [2019-11-06 23:34:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ack_tx [2019-11-06 23:34:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_cap_init [2019-11-06 23:34:20,233 INFO L138 BoogieDeclarations]: Found implementation of procedure capmode_module_init [2019-11-06 23:34:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure capmode_module_exit [2019-11-06 23:34:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ArcProto_1 [2019-11-06 23:34:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 23:34:20,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-11-06 23:34:20,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-11-06 23:34:20,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-11-06 23:34:20,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-11-06 23:34:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-11-06 23:34:20,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-11-06 23:34:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_14 [2019-11-06 23:34:20,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_15 [2019-11-06 23:34:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_17 [2019-11-06 23:34:20,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-11-06 23:34:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-11-06 23:34:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-11-06 23:34:20,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-11-06 23:34:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-11-06 23:34:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-06 23:34:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-06 23:34:20,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-06 23:34:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-06 23:34:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-11-06 23:34:20,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 23:34:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-11-06 23:34:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-11-06 23:34:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-11-06 23:34:20,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-11-06 23:34:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-11-06 23:34:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 23:34:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-11-06 23:34:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure arcnet_unregister_proto [2019-11-06 23:34:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 23:34:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-11-06 23:34:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-11-06 23:34:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-11-06 23:34:20,244 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 23:34:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 23:34:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 23:34:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 23:34:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 23:34:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 23:34:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 23:34:20,247 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 23:34:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 23:34:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 23:34:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-11-06 23:34:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-11-06 23:34:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-11-06 23:34:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-11-06 23:34:20,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-11-06 23:34:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-11-06 23:34:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_14 [2019-11-06 23:34:20,251 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-11-06 23:34:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-11-06 23:34:20,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-11-06 23:34:20,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-11-06 23:34:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 23:34:20,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 23:34:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-11-06 23:34:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 23:34:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-11-06 23:34:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 23:34:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-11-06 23:34:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-11-06 23:34:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-11-06 23:34:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 23:34:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 23:34:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 23:34:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-11-06 23:34:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 23:34:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 23:34:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 23:34:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-11-06 23:34:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 23:34:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 23:34:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 23:34:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 23:34:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 23:34:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ArcProto_1 [2019-11-06 23:34:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-06 23:34:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-11-06 23:34:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-11-06 23:34:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_15 [2019-11-06 23:34:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_17 [2019-11-06 23:34:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_unregister_proto [2019-11-06 23:34:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure rx [2019-11-06 23:34:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 23:34:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2019-11-06 23:34:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 23:34:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure build_header [2019-11-06 23:34:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_tx [2019-11-06 23:34:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure ack_tx [2019-11-06 23:34:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure arcnet_cap_init [2019-11-06 23:34:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure capmode_module_init [2019-11-06 23:34:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure capmode_module_exit [2019-11-06 23:34:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 23:34:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 23:34:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 23:34:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 23:34:20,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 23:34:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-11-06 23:34:20,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-11-06 23:34:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-11-06 23:34:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-11-06 23:34:20,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-11-06 23:34:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-06 23:34:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-11-06 23:34:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 23:34:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 23:34:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 23:34:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 23:34:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 23:34:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 23:34:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 23:34:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 23:34:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 23:34:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 23:34:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 23:34:21,603 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 23:34:22,226 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 23:34:22,226 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 23:34:22,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:34:22 BoogieIcfgContainer [2019-11-06 23:34:22,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 23:34:22,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 23:34:22,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 23:34:22,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 23:34:22,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:34:18" (1/3) ... [2019-11-06 23:34:22,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd284c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:34:22, skipping insertion in model container [2019-11-06 23:34:22,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:34:19" (2/3) ... [2019-11-06 23:34:22,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd284c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:34:22, skipping insertion in model container [2019-11-06 23:34:22,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:34:22" (3/3) ... [2019-11-06 23:34:22,237 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--capmode.ko-entry_point.cil.out.i [2019-11-06 23:34:22,247 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 23:34:22,260 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 23:34:22,273 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 23:34:22,305 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 23:34:22,305 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 23:34:22,305 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 23:34:22,305 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 23:34:22,306 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 23:34:22,306 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 23:34:22,306 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 23:34:22,306 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 23:34:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states. [2019-11-06 23:34:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-06 23:34:22,354 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:22,356 INFO L410 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] [2019-11-06 23:34:22,360 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:22,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:22,366 INFO L82 PathProgramCache]: Analyzing trace with hash 840315728, now seen corresponding path program 1 times [2019-11-06 23:34:22,376 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:22,377 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565095931] [2019-11-06 23:34:22,377 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:34:22,910 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565095931] [2019-11-06 23:34:22,910 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:34:22,911 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:34:22,911 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155532327] [2019-11-06 23:34:22,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:34:22,919 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:22,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:34:22,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:34:22,937 INFO L87 Difference]: Start difference. First operand 322 states. Second operand 3 states. [2019-11-06 23:34:23,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:23,135 INFO L93 Difference]: Finished difference Result 794 states and 1036 transitions. [2019-11-06 23:34:23,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:34:23,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-11-06 23:34:23,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:23,157 INFO L225 Difference]: With dead ends: 794 [2019-11-06 23:34:23,157 INFO L226 Difference]: Without dead ends: 503 [2019-11-06 23:34:23,164 INFO L630 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 [2019-11-06 23:34:23,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2019-11-06 23:34:23,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 503. [2019-11-06 23:34:23,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2019-11-06 23:34:23,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 625 transitions. [2019-11-06 23:34:23,292 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 625 transitions. Word has length 53 [2019-11-06 23:34:23,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:23,292 INFO L462 AbstractCegarLoop]: Abstraction has 503 states and 625 transitions. [2019-11-06 23:34:23,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:34:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 625 transitions. [2019-11-06 23:34:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-06 23:34:23,297 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:23,297 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 23:34:23,297 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:23,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:23,298 INFO L82 PathProgramCache]: Analyzing trace with hash -30629207, now seen corresponding path program 1 times [2019-11-06 23:34:23,298 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:23,298 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352404159] [2019-11-06 23:34:23,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:23,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 23:34:23,488 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352404159] [2019-11-06 23:34:23,488 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:34:23,488 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 23:34:23,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802002120] [2019-11-06 23:34:23,490 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 23:34:23,491 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:23,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 23:34:23,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 23:34:23,491 INFO L87 Difference]: Start difference. First operand 503 states and 625 transitions. Second operand 3 states. [2019-11-06 23:34:23,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:23,542 INFO L93 Difference]: Finished difference Result 989 states and 1235 transitions. [2019-11-06 23:34:23,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 23:34:23,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2019-11-06 23:34:23,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:23,548 INFO L225 Difference]: With dead ends: 989 [2019-11-06 23:34:23,548 INFO L226 Difference]: Without dead ends: 507 [2019-11-06 23:34:23,551 INFO L630 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 [2019-11-06 23:34:23,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2019-11-06 23:34:23,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 504. [2019-11-06 23:34:23,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2019-11-06 23:34:23,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 626 transitions. [2019-11-06 23:34:23,617 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 626 transitions. Word has length 61 [2019-11-06 23:34:23,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:23,617 INFO L462 AbstractCegarLoop]: Abstraction has 504 states and 626 transitions. [2019-11-06 23:34:23,617 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 23:34:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 626 transitions. [2019-11-06 23:34:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-06 23:34:23,621 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:23,621 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 23:34:23,621 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:23,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:23,622 INFO L82 PathProgramCache]: Analyzing trace with hash -636442480, now seen corresponding path program 1 times [2019-11-06 23:34:23,622 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:23,622 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076677732] [2019-11-06 23:34:23,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 23:34:23,770 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076677732] [2019-11-06 23:34:23,771 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:34:23,773 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 23:34:23,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234808026] [2019-11-06 23:34:23,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 23:34:23,774 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:23,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 23:34:23,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 23:34:23,775 INFO L87 Difference]: Start difference. First operand 504 states and 626 transitions. Second operand 5 states. [2019-11-06 23:34:23,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:23,844 INFO L93 Difference]: Finished difference Result 986 states and 1227 transitions. [2019-11-06 23:34:23,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 23:34:23,844 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2019-11-06 23:34:23,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:23,848 INFO L225 Difference]: With dead ends: 986 [2019-11-06 23:34:23,849 INFO L226 Difference]: Without dead ends: 503 [2019-11-06 23:34:23,850 INFO L630 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 [2019-11-06 23:34:23,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2019-11-06 23:34:23,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 503. [2019-11-06 23:34:23,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2019-11-06 23:34:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 622 transitions. [2019-11-06 23:34:23,892 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 622 transitions. Word has length 65 [2019-11-06 23:34:23,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:23,895 INFO L462 AbstractCegarLoop]: Abstraction has 503 states and 622 transitions. [2019-11-06 23:34:23,895 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 23:34:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 622 transitions. [2019-11-06 23:34:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-06 23:34:23,904 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:23,904 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2019-11-06 23:34:23,905 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:23,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:23,905 INFO L82 PathProgramCache]: Analyzing trace with hash 511591110, now seen corresponding path program 1 times [2019-11-06 23:34:23,905 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:23,906 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166109475] [2019-11-06 23:34:23,906 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-06 23:34:24,173 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166109475] [2019-11-06 23:34:24,215 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 23:34:24,215 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 23:34:24,215 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651749446] [2019-11-06 23:34:24,216 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 23:34:24,219 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:24,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 23:34:24,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-06 23:34:24,220 INFO L87 Difference]: Start difference. First operand 503 states and 622 transitions. Second operand 6 states. [2019-11-06 23:34:24,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:24,656 INFO L93 Difference]: Finished difference Result 1472 states and 1858 transitions. [2019-11-06 23:34:24,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 23:34:24,656 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2019-11-06 23:34:24,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:24,667 INFO L225 Difference]: With dead ends: 1472 [2019-11-06 23:34:24,668 INFO L226 Difference]: Without dead ends: 974 [2019-11-06 23:34:24,670 INFO L630 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 [2019-11-06 23:34:24,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2019-11-06 23:34:24,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 974. [2019-11-06 23:34:24,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2019-11-06 23:34:24,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1228 transitions. [2019-11-06 23:34:24,745 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1228 transitions. Word has length 103 [2019-11-06 23:34:24,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:24,746 INFO L462 AbstractCegarLoop]: Abstraction has 974 states and 1228 transitions. [2019-11-06 23:34:24,746 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 23:34:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1228 transitions. [2019-11-06 23:34:24,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-06 23:34:24,753 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:24,753 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2019-11-06 23:34:24,754 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:24,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:24,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1606190091, now seen corresponding path program 1 times [2019-11-06 23:34:24,754 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:24,755 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437408657] [2019-11-06 23:34:24,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:24,994 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-06 23:34:24,994 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437408657] [2019-11-06 23:34:24,995 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755332540] [2019-11-06 23:34:24,995 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 [2019-11-06 23:34:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:25,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-06 23:34:25,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 23:34:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-06 23:34:25,459 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-06 23:34:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-06 23:34:25,667 INFO L218 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-11-06 23:34:25,667 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [4] total 7 [2019-11-06 23:34:25,668 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230480054] [2019-11-06 23:34:25,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 23:34:25,670 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:25,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 23:34:25,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:34:25,671 INFO L87 Difference]: Start difference. First operand 974 states and 1228 transitions. Second operand 5 states. [2019-11-06 23:34:25,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:25,733 INFO L93 Difference]: Finished difference Result 1931 states and 2438 transitions. [2019-11-06 23:34:25,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-06 23:34:25,734 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2019-11-06 23:34:25,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:25,740 INFO L225 Difference]: With dead ends: 1931 [2019-11-06 23:34:25,740 INFO L226 Difference]: Without dead ends: 975 [2019-11-06 23:34:25,744 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 304 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 23:34:25,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2019-11-06 23:34:25,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 975. [2019-11-06 23:34:25,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2019-11-06 23:34:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1229 transitions. [2019-11-06 23:34:25,799 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1229 transitions. Word has length 154 [2019-11-06 23:34:25,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:25,799 INFO L462 AbstractCegarLoop]: Abstraction has 975 states and 1229 transitions. [2019-11-06 23:34:25,800 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 23:34:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1229 transitions. [2019-11-06 23:34:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-06 23:34:25,804 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 23:34:25,805 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 23:34:26,010 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 23:34:26,011 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 23:34:26,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:26,011 INFO L82 PathProgramCache]: Analyzing trace with hash 712295036, now seen corresponding path program 1 times [2019-11-06 23:34:26,012 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-06 23:34:26,012 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684269822] [2019-11-06 23:34:26,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 23:34:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-06 23:34:26,223 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684269822] [2019-11-06 23:34:26,224 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432851637] [2019-11-06 23:34:26,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 23:34:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 23:34:26,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 1183 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-06 23:34:26,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 23:34:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-06 23:34:26,628 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-06 23:34:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-06 23:34:26,836 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [2040120657] [2019-11-06 23:34:26,843 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 156 [2019-11-06 23:34:26,886 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-11-06 23:34:26,886 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-06 23:34:26,949 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-06 23:34:26,951 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 69 root evaluator evaluations with a maximum evaluation depth of 0. Performed 69 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 124 variables. [2019-11-06 23:34:26,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 23:34:26,955 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-11-06 23:34:27,014 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-11-06 23:34:27,015 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-11-06 23:34:27,019 INFO L553 sIntCurrentIteration]: We unified 154 AI predicates to 154 [2019-11-06 23:34:27,019 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-11-06 23:34:27,020 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-11-06 23:34:27,020 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4, 4] total 7 [2019-11-06 23:34:27,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480887877] [2019-11-06 23:34:27,021 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-06 23:34:27,022 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-06 23:34:27,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 23:34:27,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:34:27,022 INFO L87 Difference]: Start difference. First operand 975 states and 1229 transitions. Second operand 2 states. [2019-11-06 23:34:27,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 23:34:27,036 INFO L93 Difference]: Finished difference Result 975 states and 1229 transitions. [2019-11-06 23:34:27,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-06 23:34:27,036 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 155 [2019-11-06 23:34:27,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 23:34:27,037 INFO L225 Difference]: With dead ends: 975 [2019-11-06 23:34:27,037 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 23:34:27,040 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-11-06 23:34:27,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 23:34:27,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 23:34:27,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 23:34:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 23:34:27,041 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2019-11-06 23:34:27,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 23:34:27,041 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 23:34:27,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-06 23:34:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 23:34:27,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 23:34:27,247 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 23:34:27,253 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 23:34:27,664 INFO L446 ceAbstractionStarter]: At program point L5822(line 5822) the Hoare annotation is: true [2019-11-06 23:34:27,664 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_15EXIT(lines 5818 5825) no Hoare annotation was computed. [2019-11-06 23:34:27,665 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_15FINAL(lines 5818 5825) no Hoare annotation was computed. [2019-11-06 23:34:27,665 INFO L446 ceAbstractionStarter]: At program point ldv_netif_rx_15ENTRY(lines 5818 5825) the Hoare annotation is: true [2019-11-06 23:34:27,665 INFO L443 ceAbstractionStarter]: For program point L5822-1(line 5822) no Hoare annotation was computed. [2019-11-06 23:34:27,665 INFO L446 ceAbstractionStarter]: At program point ldv_skb_free_intENTRY(lines 6000 6006) the Hoare annotation is: true [2019-11-06 23:34:27,665 INFO L443 ceAbstractionStarter]: For program point ldv_skb_free_intFINAL(lines 6000 6006) no Hoare annotation was computed. [2019-11-06 23:34:27,665 INFO L443 ceAbstractionStarter]: For program point ldv_skb_free_intEXIT(lines 6000 6006) no Hoare annotation was computed. [2019-11-06 23:34:27,665 INFO L446 ceAbstractionStarter]: At program point L6003(line 6003) the Hoare annotation is: true [2019-11-06 23:34:27,665 INFO L443 ceAbstractionStarter]: For program point L6003-1(line 6003) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point L5918(lines 5918 5921) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point L5914(lines 5914 5917) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point L5913-2(lines 5913 5923) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point L5913-3(lines 5913 5923) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsEXIT(lines 5908 5926) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point L5914-1(lines 5914 5917) no Hoare annotation was computed. [2019-11-06 23:34:27,666 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsENTRY(lines 5908 5926) no Hoare annotation was computed. [2019-11-06 23:34:27,667 INFO L443 ceAbstractionStarter]: For program point ldv_set_containsFINAL(lines 5908 5926) no Hoare annotation was computed. [2019-11-06 23:34:27,667 INFO L446 ceAbstractionStarter]: At program point L5614(line 5614) the Hoare annotation is: true [2019-11-06 23:34:27,667 INFO L443 ceAbstractionStarter]: For program point capmode_module_initFINAL(lines 5610 5617) no Hoare annotation was computed. [2019-11-06 23:34:27,667 INFO L443 ceAbstractionStarter]: For program point L5614-1(line 5614) no Hoare annotation was computed. [2019-11-06 23:34:27,667 INFO L443 ceAbstractionStarter]: For program point capmode_module_initEXIT(lines 5610 5617) no Hoare annotation was computed. [2019-11-06 23:34:27,667 INFO L446 ceAbstractionStarter]: At program point capmode_module_initENTRY(lines 5610 5617) the Hoare annotation is: true [2019-11-06 23:34:27,667 INFO L443 ceAbstractionStarter]: For program point skb_copy_from_linear_dataEXIT(lines 5261 5271) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L446 ceAbstractionStarter]: At program point skb_copy_from_linear_dataENTRY(lines 5261 5271) the Hoare annotation is: true [2019-11-06 23:34:27,668 INFO L443 ceAbstractionStarter]: For program point skb_copy_from_linear_dataFINAL(lines 5261 5271) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L443 ceAbstractionStarter]: For program point L5268-1(line 5268) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L446 ceAbstractionStarter]: At program point L5268(line 5268) the Hoare annotation is: true [2019-11-06 23:34:27,668 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intENTRY(lines 5321 5328) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intFINAL(lines 5321 5328) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L443 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 5321 5328) no Hoare annotation was computed. [2019-11-06 23:34:27,668 INFO L446 ceAbstractionStarter]: At program point L5633(line 5633) the Hoare annotation is: true [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point L5633-1(line 5633) no Hoare annotation was computed. [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point ldv_initialize_ArcProto_1EXIT(lines 5628 5639) no Hoare annotation was computed. [2019-11-06 23:34:27,669 INFO L446 ceAbstractionStarter]: At program point L5635(line 5635) the Hoare annotation is: true [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point L5635-1(line 5635) no Hoare annotation was computed. [2019-11-06 23:34:27,669 INFO L446 ceAbstractionStarter]: At program point ldv_initialize_ArcProto_1ENTRY(lines 5628 5639) the Hoare annotation is: true [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point ldv_initialize_ArcProto_1FINAL(lines 5628 5639) no Hoare annotation was computed. [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point L5758(line 5758) no Hoare annotation was computed. [2019-11-06 23:34:27,669 INFO L443 ceAbstractionStarter]: For program point L5725(lines 5725 5753) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 5640 5767) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5684(lines 5684 5720) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5709(lines 5709 5713) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5676(line 5676) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5734(line 5734) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5701(line 5701) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L446 ceAbstractionStarter]: At program point L5759(line 5759) the Hoare annotation is: true [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5726(line 5726) no Hoare annotation was computed. [2019-11-06 23:34:27,670 INFO L443 ceAbstractionStarter]: For program point L5751(line 5751) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L446 ceAbstractionStarter]: At program point L5710(line 5710) the Hoare annotation is: true [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5710-1(line 5710) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5735(lines 5735 5749) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5702(lines 5702 5706) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5727(lines 5727 5732) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5694(line 5694) no Hoare annotation was computed. [2019-11-06 23:34:27,671 INFO L443 ceAbstractionStarter]: For program point L5686(lines 5686 5717) no Hoare annotation was computed. [2019-11-06 23:34:27,672 INFO L446 ceAbstractionStarter]: At program point L5752(line 5752) the Hoare annotation is: true [2019-11-06 23:34:27,672 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 5640 5767) no Hoare annotation was computed. [2019-11-06 23:34:27,672 INFO L446 ceAbstractionStarter]: At program point L5703(line 5703) the Hoare annotation is: true [2019-11-06 23:34:27,672 INFO L443 ceAbstractionStarter]: For program point L5736-1(line 5736) no Hoare annotation was computed. [2019-11-06 23:34:27,672 INFO L443 ceAbstractionStarter]: For program point L5703-1(line 5703) no Hoare annotation was computed. [2019-11-06 23:34:27,672 INFO L446 ceAbstractionStarter]: At program point L5736(line 5736) the Hoare annotation is: true [2019-11-06 23:34:27,672 INFO L443 ceAbstractionStarter]: For program point L5695(lines 5695 5699) no Hoare annotation was computed. [2019-11-06 23:34:27,673 INFO L443 ceAbstractionStarter]: For program point L5728-1(line 5728) no Hoare annotation was computed. [2019-11-06 23:34:27,673 INFO L446 ceAbstractionStarter]: At program point L5761(lines 5660 5766) the Hoare annotation is: true [2019-11-06 23:34:27,673 INFO L446 ceAbstractionStarter]: At program point L5728(line 5728) the Hoare annotation is: true [2019-11-06 23:34:27,673 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 5640 5767) the Hoare annotation is: true [2019-11-06 23:34:27,673 INFO L443 ceAbstractionStarter]: For program point L5687(line 5687) no Hoare annotation was computed. [2019-11-06 23:34:27,673 INFO L446 ceAbstractionStarter]: At program point L5745(lines 5660 5766) the Hoare annotation is: true [2019-11-06 23:34:27,673 INFO L443 ceAbstractionStarter]: For program point L5737(lines 5737 5742) no Hoare annotation was computed. [2019-11-06 23:34:27,673 INFO L443 ceAbstractionStarter]: For program point L5737-1(lines 5735 5748) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L446 ceAbstractionStarter]: At program point L5663(line 5663) the Hoare annotation is: true [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5696-1(line 5696) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5663-1(line 5663) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L446 ceAbstractionStarter]: At program point L5696(line 5696) the Hoare annotation is: true [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5688(lines 5688 5692) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5722(line 5722) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L446 ceAbstractionStarter]: At program point L5689(line 5689) the Hoare annotation is: true [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5689-1(line 5689) no Hoare annotation was computed. [2019-11-06 23:34:27,674 INFO L443 ceAbstractionStarter]: For program point L5764(line 5764) no Hoare annotation was computed. [2019-11-06 23:34:27,675 INFO L443 ceAbstractionStarter]: For program point L5723(lines 5723 5756) no Hoare annotation was computed. [2019-11-06 23:34:27,675 INFO L443 ceAbstractionStarter]: For program point L5715(line 5715) no Hoare annotation was computed. [2019-11-06 23:34:27,675 INFO L443 ceAbstractionStarter]: For program point L5682(lines 5682 5760) no Hoare annotation was computed. [2019-11-06 23:34:27,675 INFO L446 ceAbstractionStarter]: At program point L5740(line 5740) the Hoare annotation is: true [2019-11-06 23:34:27,675 INFO L443 ceAbstractionStarter]: For program point L5683(line 5683) no Hoare annotation was computed. [2019-11-06 23:34:27,679 INFO L446 ceAbstractionStarter]: At program point L5716(line 5716) the Hoare annotation is: true [2019-11-06 23:34:27,679 INFO L446 ceAbstractionStarter]: At program point L5675(line 5675) the Hoare annotation is: true [2019-11-06 23:34:27,679 INFO L446 ceAbstractionStarter]: At program point L5675-1(line 5675) the Hoare annotation is: true [2019-11-06 23:34:27,679 INFO L443 ceAbstractionStarter]: For program point L5708(line 5708) no Hoare annotation was computed. [2019-11-06 23:34:27,679 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 5329 5336) no Hoare annotation was computed. [2019-11-06 23:34:27,680 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 5329 5336) no Hoare annotation was computed. [2019-11-06 23:34:27,680 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ptrENTRY(lines 5329 5336) no Hoare annotation was computed. [2019-11-06 23:34:27,680 INFO L446 ceAbstractionStarter]: At program point ldv_netif_rx_17ENTRY(lines 5826 5833) the Hoare annotation is: true [2019-11-06 23:34:27,680 INFO L446 ceAbstractionStarter]: At program point L5830(line 5830) the Hoare annotation is: true [2019-11-06 23:34:27,680 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_17FINAL(lines 5826 5833) no Hoare annotation was computed. [2019-11-06 23:34:27,680 INFO L443 ceAbstractionStarter]: For program point L5830-1(line 5830) no Hoare annotation was computed. [2019-11-06 23:34:27,683 INFO L443 ceAbstractionStarter]: For program point ldv_netif_rx_17EXIT(lines 5826 5833) no Hoare annotation was computed. [2019-11-06 23:34:27,683 INFO L446 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 5838 5845) the Hoare annotation is: true [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 5838 5845) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 5838 5845) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5FINAL(lines 5768 5774) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point L5771(line 5771) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5ENTRY(lines 5768 5774) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_consume_skb_5EXIT(lines 5768 5774) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point L5857(lines 5857 5860) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point ldv_set_addEXIT(lines 5847 5870) no Hoare annotation was computed. [2019-11-06 23:34:27,684 INFO L443 ceAbstractionStarter]: For program point L5853(lines 5853 5856) no Hoare annotation was computed. [2019-11-06 23:34:27,685 INFO L443 ceAbstractionStarter]: For program point L5853-1(lines 5853 5856) no Hoare annotation was computed. [2019-11-06 23:34:27,685 INFO L446 ceAbstractionStarter]: At program point L5852-2(lines 5852 5862) the Hoare annotation is: true [2019-11-06 23:34:27,685 INFO L443 ceAbstractionStarter]: For program point L5852-3(lines 5850 5869) no Hoare annotation was computed. [2019-11-06 23:34:27,685 INFO L443 ceAbstractionStarter]: For program point L5863-1(lines 5847 5870) no Hoare annotation was computed. [2019-11-06 23:34:27,685 INFO L446 ceAbstractionStarter]: At program point ldv_set_addENTRY(lines 5847 5870) the Hoare annotation is: true [2019-11-06 23:34:27,685 INFO L443 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5352 5358) no Hoare annotation was computed. [2019-11-06 23:34:27,685 INFO L446 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5352 5358) the Hoare annotation is: true [2019-11-06 23:34:27,685 INFO L446 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 5986 5992) the Hoare annotation is: true [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 5986 5992) no Hoare annotation was computed. [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 5986 5992) no Hoare annotation was computed. [2019-11-06 23:34:27,686 INFO L446 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,686 INFO L446 ceAbstractionStarter]: At program point L5531(line 5531) the Hoare annotation is: true [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point prepare_txEXIT(lines 5491 5537) no Hoare annotation was computed. [2019-11-06 23:34:27,686 INFO L446 ceAbstractionStarter]: At program point L5498(line 5498) the Hoare annotation is: true [2019-11-06 23:34:27,686 INFO L443 ceAbstractionStarter]: For program point L5531-1(line 5531) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L446 ceAbstractionStarter]: At program point L5533(line 5533) the Hoare annotation is: true [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5533-1(line 5533) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5498-1(line 5498) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point prepare_txFINAL(lines 5491 5537) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5509-2(lines 5509 5513) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5509(lines 5509 5513) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5503(lines 5503 5507) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5532-1(line 5532) no Hoare annotation was computed. [2019-11-06 23:34:27,687 INFO L443 ceAbstractionStarter]: For program point L5503-2(lines 5497 5536) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L446 ceAbstractionStarter]: At program point L5532(line 5532) the Hoare annotation is: true [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point L5522(lines 5522 5529) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L446 ceAbstractionStarter]: At program point prepare_txENTRY(lines 5491 5537) the Hoare annotation is: true [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point L5522-2(lines 5517 5529) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point L5508-1(lines 5497 5536) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbENTRY(lines 6018 6025) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbFINAL(lines 6018 6025) no Hoare annotation was computed. [2019-11-06 23:34:27,688 INFO L443 ceAbstractionStarter]: For program point L6022(line 6022) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L443 ceAbstractionStarter]: For program point ldv_netdev_alloc_skbEXIT(lines 6018 6025) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L443 ceAbstractionStarter]: For program point L6022-1(line 6022) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L443 ceAbstractionStarter]: For program point external_allocFINAL(lines 6073 6075) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L443 ceAbstractionStarter]: For program point external_allocEXIT(lines 6073 6075) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L446 ceAbstractionStarter]: At program point external_allocENTRY(lines 6073 6075) the Hoare annotation is: true [2019-11-06 23:34:27,689 INFO L443 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 5928 5933) no Hoare annotation was computed. [2019-11-06 23:34:27,689 INFO L446 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 5928 5933) the Hoare annotation is: true [2019-11-06 23:34:27,690 INFO L443 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 5928 5933) no Hoare annotation was computed. [2019-11-06 23:34:27,690 INFO L443 ceAbstractionStarter]: For program point skb_pushFINAL(lines 6065 6067) no Hoare annotation was computed. [2019-11-06 23:34:27,690 INFO L443 ceAbstractionStarter]: For program point L6066-1(line 6066) no Hoare annotation was computed. [2019-11-06 23:34:27,691 INFO L446 ceAbstractionStarter]: At program point skb_pushENTRY(lines 6065 6067) the Hoare annotation is: true [2019-11-06 23:34:27,691 INFO L443 ceAbstractionStarter]: For program point skb_pushEXIT(lines 6065 6067) no Hoare annotation was computed. [2019-11-06 23:34:27,691 INFO L446 ceAbstractionStarter]: At program point L6066(line 6066) the Hoare annotation is: true [2019-11-06 23:34:27,691 INFO L443 ceAbstractionStarter]: For program point L5884(lines 5884 5888) no Hoare annotation was computed. [2019-11-06 23:34:27,691 INFO L443 ceAbstractionStarter]: For program point L5880-1(lines 5880 5883) no Hoare annotation was computed. [2019-11-06 23:34:27,691 INFO L443 ceAbstractionStarter]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2019-11-06 23:34:27,691 INFO L446 ceAbstractionStarter]: At program point L5893-2(lines 5893 5900) the Hoare annotation is: true [2019-11-06 23:34:27,691 INFO L443 ceAbstractionStarter]: For program point L5893-3(lines 5893 5900) no Hoare annotation was computed. [2019-11-06 23:34:27,692 INFO L443 ceAbstractionStarter]: For program point L5891-1(lines 5872 5906) no Hoare annotation was computed. [2019-11-06 23:34:27,692 INFO L446 ceAbstractionStarter]: At program point ldv_set_removeENTRY(lines 5872 5906) the Hoare annotation is: true [2019-11-06 23:34:27,692 INFO L446 ceAbstractionStarter]: At program point L5879-2(lines 5879 5890) the Hoare annotation is: true [2019-11-06 23:34:27,692 INFO L443 ceAbstractionStarter]: For program point L5879-3(lines 5876 5905) no Hoare annotation was computed. [2019-11-06 23:34:27,692 INFO L443 ceAbstractionStarter]: For program point L5894(lines 5894 5897) no Hoare annotation was computed. [2019-11-06 23:34:27,693 INFO L443 ceAbstractionStarter]: For program point ldv_set_removeEXIT(lines 5872 5906) no Hoare annotation was computed. [2019-11-06 23:34:27,693 INFO L443 ceAbstractionStarter]: For program point L5894-1(lines 5894 5897) no Hoare annotation was computed. [2019-11-06 23:34:27,693 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,693 INFO L446 ceAbstractionStarter]: At program point L-1-3(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,693 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,693 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,693 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,693 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeENTRY(lines 5993 5999) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeFINAL(lines 5993 5999) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point L5996(line 5996) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_skb_freeEXIT(lines 5993 5999) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 5934 5939) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_is_errENTRY(lines 5934 5939) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 5934 5939) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point L5294(lines 5294 5301) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_mallocENTRY(lines 5287 5303) no Hoare annotation was computed. [2019-11-06 23:34:27,694 INFO L443 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 5287 5303) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 5287 5303) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L446 ceAbstractionStarter]: At program point arcnet_unregister_protoENTRY(lines 6053 6055) the Hoare annotation is: true [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point arcnet_unregister_protoFINAL(lines 6053 6055) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point arcnet_unregister_protoEXIT(lines 6053 6055) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errENTRY(lines 5946 5951) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errFINAL(lines 5946 5951) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point ldv_ptr_errEXIT(lines 5946 5951) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L443 ceAbstractionStarter]: For program point L5601-2(lines 5601 5604) no Hoare annotation was computed. [2019-11-06 23:34:27,695 INFO L446 ceAbstractionStarter]: At program point L5598(lines 5587 5608) the Hoare annotation is: true [2019-11-06 23:34:27,696 INFO L443 ceAbstractionStarter]: For program point L5601(lines 5601 5604) no Hoare annotation was computed. [2019-11-06 23:34:27,696 INFO L446 ceAbstractionStarter]: At program point L5596(lines 5587 5608) the Hoare annotation is: true [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point L5591(lines 5591 5594) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L446 ceAbstractionStarter]: At program point arcnet_cap_initENTRY(lines 5584 5609) the Hoare annotation is: true [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point L5591-2(lines 5591 5594) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point arcnet_cap_initEXIT(lines 5584 5609) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point arcnet_cap_initFINAL(lines 5584 5609) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11ENTRY(lines 5796 5802) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11EXIT(lines 5796 5802) no Hoare annotation was computed. [2019-11-06 23:34:27,697 INFO L443 ceAbstractionStarter]: For program point L5799(line 5799) no Hoare annotation was computed. [2019-11-06 23:34:27,698 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_11FINAL(lines 5796 5802) no Hoare annotation was computed. [2019-11-06 23:34:27,698 INFO L443 ceAbstractionStarter]: For program point ldv_alloc_skb_14FINAL(lines 5810 5817) no Hoare annotation was computed. [2019-11-06 23:34:27,698 INFO L443 ceAbstractionStarter]: For program point ldv_alloc_skb_14EXIT(lines 5810 5817) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L446 ceAbstractionStarter]: At program point L5814(line 5814) the Hoare annotation is: true [2019-11-06 23:34:27,699 INFO L446 ceAbstractionStarter]: At program point ldv_alloc_skb_14ENTRY(lines 5810 5817) the Hoare annotation is: true [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point L5814-1(line 5814) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8FINAL(lines 5789 5795) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point L5792(line 5792) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8EXIT(lines 5789 5795) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_8ENTRY(lines 5789 5795) no Hoare annotation was computed. [2019-11-06 23:34:27,699 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7FINAL(lines 5782 5788) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7EXIT(lines 5782 5788) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_7ENTRY(lines 5782 5788) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point L5785(line 5785) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6FINAL(lines 5775 5781) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6EXIT(lines 5775 5781) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_6ENTRY(lines 5775 5781) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point L5778(line 5778) no Hoare annotation was computed. [2019-11-06 23:34:27,700 INFO L443 ceAbstractionStarter]: For program point L5806(line 5806) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13ENTRY(lines 5803 5809) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13FINAL(lines 5803 5809) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point ldv_kfree_skb_13EXIT(lines 5803 5809) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L446 ceAbstractionStarter]: At program point ldv_skb_allocENTRY(lines 5971 5985) the Hoare annotation is: true [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point L5978(lines 5978 5983) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L446 ceAbstractionStarter]: At program point L5981(line 5981) the Hoare annotation is: true [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point L5981-1(line 5981) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point ldv_skb_allocEXIT(lines 5971 5985) no Hoare annotation was computed. [2019-11-06 23:34:27,701 INFO L443 ceAbstractionStarter]: For program point L5976-1(line 5976) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L446 ceAbstractionStarter]: At program point L5976(line 5976) the Hoare annotation is: true [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_skb_allocFINAL(lines 5971 5985) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrEXIT(lines 5940 5945) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrENTRY(lines 5940 5945) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_err_ptrFINAL(lines 5940 5945) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullENTRY(lines 5952 5969) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullEXIT(lines 5952 5969) no Hoare annotation was computed. [2019-11-06 23:34:27,702 INFO L443 ceAbstractionStarter]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point L5961-2(lines 5957 5966) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point L5960(line 5960) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point ldv_is_err_or_nullFINAL(lines 5952 5969) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point L5957(lines 5957 5966) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point kfreeEXIT(lines 6077 6079) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point kfreeENTRY(lines 6077 6079) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L443 ceAbstractionStarter]: For program point kfreeFINAL(lines 6077 6079) no Hoare annotation was computed. [2019-11-06 23:34:27,703 INFO L446 ceAbstractionStarter]: At program point L5436-1(line 5436) the Hoare annotation is: true [2019-11-06 23:34:27,704 INFO L446 ceAbstractionStarter]: At program point L5436(line 5436) the Hoare annotation is: true [2019-11-06 23:34:27,704 INFO L446 ceAbstractionStarter]: At program point L5461(line 5461) the Hoare annotation is: true [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5461-1(line 5461) no Hoare annotation was computed. [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5424(line 5424) no Hoare annotation was computed. [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5416-1(line 5416) no Hoare annotation was computed. [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5449-2(lines 5415 5463) no Hoare annotation was computed. [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5449(lines 5449 5454) no Hoare annotation was computed. [2019-11-06 23:34:27,704 INFO L446 ceAbstractionStarter]: At program point L5416(line 5416) the Hoare annotation is: true [2019-11-06 23:34:27,704 INFO L443 ceAbstractionStarter]: For program point L5437(line 5437) no Hoare annotation was computed. [2019-11-06 23:34:27,705 INFO L443 ceAbstractionStarter]: For program point L5425(lines 5425 5433) no Hoare annotation was computed. [2019-11-06 23:34:27,706 INFO L446 ceAbstractionStarter]: At program point L5450(line 5450) the Hoare annotation is: true [2019-11-06 23:34:27,706 INFO L446 ceAbstractionStarter]: At program point L5446(line 5446) the Hoare annotation is: true [2019-11-06 23:34:27,706 INFO L443 ceAbstractionStarter]: For program point L5450-1(line 5450) no Hoare annotation was computed. [2019-11-06 23:34:27,706 INFO L443 ceAbstractionStarter]: For program point L5446-1(line 5446) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L446 ceAbstractionStarter]: At program point L5434(line 5434) the Hoare annotation is: true [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5434-1(line 5434) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5426(lines 5426 5429) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5455-1(lines 5455 5459) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5426-2(lines 5426 5429) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5443(lines 5443 5447) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L446 ceAbstractionStarter]: At program point L5439(line 5439) the Hoare annotation is: true [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5439-1(line 5439) no Hoare annotation was computed. [2019-11-06 23:34:27,707 INFO L443 ceAbstractionStarter]: For program point L5443-2(lines 5443 5447) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point rxFINAL(lines 5401 5464) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point L5456-1(lines 5456 5457) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L446 ceAbstractionStarter]: At program point L5456(lines 5456 5457) the Hoare annotation is: true [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point L5419(lines 5419 5423) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point L5452-1(lines 5452 5453) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L446 ceAbstractionStarter]: At program point L5452(lines 5452 5453) the Hoare annotation is: true [2019-11-06 23:34:27,708 INFO L446 ceAbstractionStarter]: At program point L5419-2(lines 5419 5423) the Hoare annotation is: true [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point rxEXIT(lines 5401 5464) no Hoare annotation was computed. [2019-11-06 23:34:27,708 INFO L443 ceAbstractionStarter]: For program point L5444-1(line 5444) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L446 ceAbstractionStarter]: At program point rxENTRY(lines 5401 5464) the Hoare annotation is: true [2019-11-06 23:34:27,709 INFO L446 ceAbstractionStarter]: At program point L5444(line 5444) the Hoare annotation is: true [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point printkFINAL(lines 6057 6059) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point printkENTRY(lines 6057 6059) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point printkEXIT(lines 6057 6059) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbEXIT(lines 6008 6017) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbENTRY(lines 6008 6017) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point ldv_dev_alloc_skbFINAL(lines 6008 6017) no Hoare annotation was computed. [2019-11-06 23:34:27,709 INFO L443 ceAbstractionStarter]: For program point L6013(line 6013) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point L6013-1(line 6013) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L446 ceAbstractionStarter]: At program point skb_putENTRY(lines 6069 6071) the Hoare annotation is: true [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point skb_putFINAL(lines 6069 6071) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L446 ceAbstractionStarter]: At program point L6070(line 6070) the Hoare annotation is: true [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point skb_putEXIT(lines 6069 6071) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point L6070-1(line 6070) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L446 ceAbstractionStarter]: At program point ldv_successful_zallocENTRY(lines 5282 5286) the Hoare annotation is: true [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point ldv_successful_zallocEXIT(lines 5282 5286) no Hoare annotation was computed. [2019-11-06 23:34:27,710 INFO L443 ceAbstractionStarter]: For program point ldv_successful_zallocFINAL(lines 5282 5286) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L446 ceAbstractionStarter]: At program point L5283(line 5283) the Hoare annotation is: true [2019-11-06 23:34:27,711 INFO L443 ceAbstractionStarter]: For program point L5283-1(line 5283) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L443 ceAbstractionStarter]: For program point L5568-2(lines 5568 5572) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L443 ceAbstractionStarter]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L443 ceAbstractionStarter]: For program point L5564-1(lines 5564 5565) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L443 ceAbstractionStarter]: For program point L5562(line 5562) no Hoare annotation was computed. [2019-11-06 23:34:27,711 INFO L446 ceAbstractionStarter]: At program point L5564(lines 5564 5565) the Hoare annotation is: true [2019-11-06 23:34:27,711 INFO L446 ceAbstractionStarter]: At program point L5550(line 5550) the Hoare annotation is: true [2019-11-06 23:34:27,712 INFO L443 ceAbstractionStarter]: For program point L5552(lines 5552 5555) no Hoare annotation was computed. [2019-11-06 23:34:27,712 INFO L443 ceAbstractionStarter]: For program point L5550-1(line 5550) no Hoare annotation was computed. [2019-11-06 23:34:27,712 INFO L446 ceAbstractionStarter]: At program point L5575(lines 5546 5579) the Hoare annotation is: true [2019-11-06 23:34:27,712 INFO L443 ceAbstractionStarter]: For program point ack_txFINAL(lines 5538 5580) no Hoare annotation was computed. [2019-11-06 23:34:27,712 INFO L446 ceAbstractionStarter]: At program point L5559(line 5559) the Hoare annotation is: true [2019-11-06 23:34:27,712 INFO L443 ceAbstractionStarter]: For program point L5559-1(line 5559) no Hoare annotation was computed. [2019-11-06 23:34:27,712 INFO L446 ceAbstractionStarter]: At program point L5561(line 5561) the Hoare annotation is: true [2019-11-06 23:34:27,712 INFO L446 ceAbstractionStarter]: At program point L5561-1(line 5561) the Hoare annotation is: true [2019-11-06 23:34:27,712 INFO L443 ceAbstractionStarter]: For program point L5551(lines 5551 5558) no Hoare annotation was computed. [2019-11-06 23:34:27,713 INFO L446 ceAbstractionStarter]: At program point L5547(line 5547) the Hoare annotation is: true [2019-11-06 23:34:27,713 INFO L443 ceAbstractionStarter]: For program point L5547-1(line 5547) no Hoare annotation was computed. [2019-11-06 23:34:27,713 INFO L446 ceAbstractionStarter]: At program point ack_txENTRY(lines 5538 5580) the Hoare annotation is: true [2019-11-06 23:34:27,713 INFO L443 ceAbstractionStarter]: For program point L5576-1(line 5576) no Hoare annotation was computed. [2019-11-06 23:34:27,713 INFO L443 ceAbstractionStarter]: For program point ack_txEXIT(lines 5538 5580) no Hoare annotation was computed. [2019-11-06 23:34:27,713 INFO L446 ceAbstractionStarter]: At program point L5574(line 5574) the Hoare annotation is: true [2019-11-06 23:34:27,713 INFO L446 ceAbstractionStarter]: At program point L5576(line 5576) the Hoare annotation is: true [2019-11-06 23:34:27,713 INFO L443 ceAbstractionStarter]: For program point L5574-1(line 5574) no Hoare annotation was computed. [2019-11-06 23:34:27,713 INFO L443 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5345 5351) no Hoare annotation was computed. [2019-11-06 23:34:27,714 INFO L446 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5345 5351) the Hoare annotation is: true [2019-11-06 23:34:27,714 INFO L443 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5349) no Hoare annotation was computed. [2019-11-06 23:34:27,714 INFO L443 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5345 5351) no Hoare annotation was computed. [2019-11-06 23:34:27,714 INFO L446 ceAbstractionStarter]: At program point L6062(line 6062) the Hoare annotation is: true [2019-11-06 23:34:27,714 INFO L446 ceAbstractionStarter]: At program point skb_pullENTRY(lines 6061 6063) the Hoare annotation is: true [2019-11-06 23:34:27,714 INFO L443 ceAbstractionStarter]: For program point skb_pullFINAL(lines 6061 6063) no Hoare annotation was computed. [2019-11-06 23:34:27,714 INFO L443 ceAbstractionStarter]: For program point L6062-1(line 6062) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point skb_pullEXIT(lines 6061 6063) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongENTRY(lines 5337 5344) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongEXIT(lines 5337 5344) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv_undef_ulongFINAL(lines 5337 5344) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 5359 5364) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectENTRY(lines 5359 5364) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 5359 5364) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L443 ceAbstractionStarter]: For program point netdev_privFINAL(lines 5379 5384) no Hoare annotation was computed. [2019-11-06 23:34:27,715 INFO L446 ceAbstractionStarter]: At program point netdev_privENTRY(lines 5379 5384) the Hoare annotation is: true [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point netdev_privEXIT(lines 5379 5384) no Hoare annotation was computed. [2019-11-06 23:34:27,716 INFO L446 ceAbstractionStarter]: At program point L5473(line 5473) the Hoare annotation is: true [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point L5475-2(lines 5475 5479) no Hoare annotation was computed. [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point L5473-1(line 5473) no Hoare annotation was computed. [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point build_headerFINAL(lines 5465 5490) no Hoare annotation was computed. [2019-11-06 23:34:27,716 INFO L446 ceAbstractionStarter]: At program point build_headerENTRY(lines 5465 5490) the Hoare annotation is: true [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point build_headerEXIT(lines 5465 5490) no Hoare annotation was computed. [2019-11-06 23:34:27,716 INFO L443 ceAbstractionStarter]: For program point L5482(lines 5482 5486) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point L5475(lines 5475 5479) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point L6031(lines 6031 6035) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentEXIT(lines 6026 6037) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point L6030(line 6030) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point L6030-1(line 6030) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentENTRY(lines 6026 6037) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point ldv_skb_currentFINAL(lines 6026 6037) no Hoare annotation was computed. [2019-11-06 23:34:27,717 INFO L443 ceAbstractionStarter]: For program point skb_mac_headerFINAL(lines 5248 5253) no Hoare annotation was computed. [2019-11-06 23:34:27,718 INFO L443 ceAbstractionStarter]: For program point skb_mac_headerEXIT(lines 5248 5253) no Hoare annotation was computed. [2019-11-06 23:34:27,718 INFO L446 ceAbstractionStarter]: At program point skb_mac_headerENTRY(lines 5248 5253) the Hoare annotation is: true [2019-11-06 23:34:27,718 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,718 INFO L446 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,718 INFO L446 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,718 INFO L443 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,718 INFO L443 ceAbstractionStarter]: For program point skb_reset_mac_headerFINAL(lines 5254 5260) no Hoare annotation was computed. [2019-11-06 23:34:27,718 INFO L446 ceAbstractionStarter]: At program point skb_reset_mac_headerENTRY(lines 5254 5260) the Hoare annotation is: true [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point skb_reset_mac_headerEXIT(lines 5254 5260) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapENTRY(lines 5365 5371) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapEXIT(lines 5365 5371) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ldv__builtin_trapFINAL(lines 5365 5371) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,719 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,720 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,720 INFO L446 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,720 INFO L446 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 6038 6049) the Hoare annotation is: true [2019-11-06 23:34:27,720 INFO L443 ceAbstractionStarter]: For program point L6043(lines 6043 6046) no Hoare annotation was computed. [2019-11-06 23:34:27,720 INFO L446 ceAbstractionStarter]: At program point L6042(line 6042) the Hoare annotation is: true [2019-11-06 23:34:27,720 INFO L439 ceAbstractionStarter]: At program point L6045(line 6045) the Hoare annotation is: (or (not (= ~last_index~0 0)) (not (= 0 ~ldv_retval_0~0))) [2019-11-06 23:34:27,720 INFO L443 ceAbstractionStarter]: For program point L6045-1(lines 6038 6049) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 6038 6049) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point L5311(lines 5311 5318) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point L5314-1(line 5314) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5304 5320) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point ldv_zallocENTRY(lines 5304 5320) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point L5314(line 5314) no Hoare annotation was computed. [2019-11-06 23:34:27,721 INFO L443 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5304 5320) no Hoare annotation was computed. [2019-11-06 23:34:27,722 INFO L443 ceAbstractionStarter]: For program point __dev_kfree_skb_irqFINAL(lines 6050 6052) no Hoare annotation was computed. [2019-11-06 23:34:27,722 INFO L443 ceAbstractionStarter]: For program point __dev_kfree_skb_irqEXIT(lines 6050 6052) no Hoare annotation was computed. [2019-11-06 23:34:27,722 INFO L446 ceAbstractionStarter]: At program point __dev_kfree_skb_irqENTRY(lines 6050 6052) the Hoare annotation is: true [2019-11-06 23:34:27,723 INFO L446 ceAbstractionStarter]: At program point dev_kfree_skb_irqENTRY(lines 5386 5392) the Hoare annotation is: true [2019-11-06 23:34:27,723 INFO L446 ceAbstractionStarter]: At program point L5389(line 5389) the Hoare annotation is: true [2019-11-06 23:34:27,723 INFO L443 ceAbstractionStarter]: For program point dev_kfree_skb_irqFINAL(lines 5386 5392) no Hoare annotation was computed. [2019-11-06 23:34:27,723 INFO L443 ceAbstractionStarter]: For program point dev_kfree_skb_irqEXIT(lines 5386 5392) no Hoare annotation was computed. [2019-11-06 23:34:27,723 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,723 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-11-06 23:34:27,723 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 23:34:27,723 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 23:34:27,723 INFO L446 ceAbstractionStarter]: At program point capmode_module_exitENTRY(lines 5618 5624) the Hoare annotation is: true [2019-11-06 23:34:27,724 INFO L443 ceAbstractionStarter]: For program point capmode_module_exitEXIT(lines 5618 5624) no Hoare annotation was computed. [2019-11-06 23:34:27,724 INFO L443 ceAbstractionStarter]: For program point capmode_module_exitFINAL(lines 5618 5624) no Hoare annotation was computed. [2019-11-06 23:34:27,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:34:27 BoogieIcfgContainer [2019-11-06 23:34:27,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 23:34:27,737 INFO L168 Benchmark]: Toolchain (without parser) took 9171.02 ms. Allocated memory was 142.1 MB in the beginning and 421.0 MB in the end (delta: 278.9 MB). Free memory was 91.2 MB in the beginning and 267.5 MB in the end (delta: -176.2 MB). Peak memory consumption was 235.8 MB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,739 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1427.97 ms. Allocated memory was 142.1 MB in the beginning and 205.0 MB in the end (delta: 62.9 MB). Free memory was 91.0 MB in the beginning and 101.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 60.1 MB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,748 INFO L168 Benchmark]: Boogie Preprocessor took 150.00 ms. Allocated memory is still 205.0 MB. Free memory was 101.8 MB in the beginning and 95.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,750 INFO L168 Benchmark]: RCFGBuilder took 2083.82 ms. Allocated memory was 205.0 MB in the beginning and 232.3 MB in the end (delta: 27.3 MB). Free memory was 95.6 MB in the beginning and 71.7 MB in the end (delta: 23.9 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,750 INFO L168 Benchmark]: TraceAbstraction took 5504.51 ms. Allocated memory was 232.3 MB in the beginning and 421.0 MB in the end (delta: 188.7 MB). Free memory was 71.7 MB in the beginning and 267.5 MB in the end (delta: -195.8 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. [2019-11-06 23:34:27,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1427.97 ms. Allocated memory was 142.1 MB in the beginning and 205.0 MB in the end (delta: 62.9 MB). Free memory was 91.0 MB in the beginning and 101.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 60.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.00 ms. Allocated memory is still 205.0 MB. Free memory was 101.8 MB in the beginning and 95.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2083.82 ms. Allocated memory was 205.0 MB in the beginning and 232.3 MB in the end (delta: 27.3 MB). Free memory was 95.6 MB in the beginning and 71.7 MB in the end (delta: 23.9 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5504.51 ms. Allocated memory was 232.3 MB in the beginning and 421.0 MB in the end (delta: 188.7 MB). Free memory was 71.7 MB in the beginning and 267.5 MB in the end (delta: -195.8 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5349]: 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: 5879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5587]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 64 procedures, 398 locations, 1 error locations. Result: SAFE, OverallTime: 5.4s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 1956 SDtfs, 961 SDslu, 4121 SDs, 0 SdLazy, 218 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 647 GetRequests, 620 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=975occurred in iteration=5, 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, 6 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 107 LocationsWithAnnotation, 1603 PreInvPairs, 1611 NumberOfFragments, 115 HoareAnnotationTreeSize, 1603 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 107 FomulaSimplificationsInter, 82 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 900 NumberOfCodeBlocks, 900 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1199 ConstructedInterpolants, 0 QuantifiedInterpolants, 179989 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2360 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 378/382 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 113, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.896103896103896, 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...