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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 20:59:43,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 20:59:43,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 20:59:43,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 20:59:43,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 20:59:43,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 20:59:43,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 20:59:43,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 20:59:43,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 20:59:43,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 20:59:43,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 20:59:43,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 20:59:43,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 20:59:43,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 20:59:43,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 20:59:43,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 20:59:43,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 20:59:43,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 20:59:43,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 20:59:43,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 20:59:43,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 20:59:43,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 20:59:43,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 20:59:43,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 20:59:43,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 20:59:43,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 20:59:43,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 20:59:43,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 20:59:43,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 20:59:43,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 20:59:43,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 20:59:43,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 20:59:43,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 20:59:43,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 20:59:43,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 20:59:43,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 20:59:43,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 20:59:43,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 20:59:43,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 20:59:43,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 20:59:43,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 20:59:43,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 20:59:43,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 20:59:43,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 20:59:43,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 20:59:43,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 20:59:43,695 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 20:59:43,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 20:59:43,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 20:59:43,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 20:59:43,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 20:59:43,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 20:59:43,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 20:59:43,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 20:59:43,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 20:59:43,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 20:59:43,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 20:59:43,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 20:59:43,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 20:59:43,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 20:59:43,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 20:59:43,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 20:59:43,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 20:59:43,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:59:43,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 20:59:43,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 20:59:43,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 20:59:43,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 20:59:43,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 20:59:43,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 20:59:43,999 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 20:59:44,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-10-13 20:59:44,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae19ba9f/b6abb64773804299b960683c48808da5/FLAGa428c54ef [2019-10-13 20:59:44,905 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 20:59:44,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-10-13 20:59:44,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae19ba9f/b6abb64773804299b960683c48808da5/FLAGa428c54ef [2019-10-13 20:59:45,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae19ba9f/b6abb64773804299b960683c48808da5 [2019-10-13 20:59:45,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 20:59:45,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 20:59:45,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:45,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 20:59:45,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 20:59:45,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:45" (1/1) ... [2019-10-13 20:59:45,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f3647c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:45, skipping insertion in model container [2019-10-13 20:59:45,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:59:45" (1/1) ... [2019-10-13 20:59:45,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 20:59:45,628 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 20:59:48,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:48,265 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 20:59:48,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 20:59:49,222 INFO L192 MainTranslator]: Completed translation [2019-10-13 20:59:49,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49 WrapperNode [2019-10-13 20:59:49,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 20:59:49,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 20:59:49,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 20:59:49,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 20:59:49,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... [2019-10-13 20:59:49,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 20:59:49,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 20:59:49,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 20:59:49,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 20:59:49,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 20:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 20:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 20:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 20:59:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-13 20:59:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 20:59:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 20:59:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 20:59:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 20:59:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 20:59:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 20:59:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 20:59:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 20:59:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 20:59:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 20:59:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 20:59:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 20:59:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-10-13 20:59:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-13 20:59:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-10-13 20:59:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:59:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:59:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-13 20:59:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-13 20:59:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 20:59:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 20:59:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 20:59:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 20:59:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-13 20:59:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-13 20:59:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 20:59:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-13 20:59:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 20:59:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-13 20:59:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 20:59:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2019-10-13 20:59:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2019-10-13 20:59:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure send_end [2019-10-13 20:59:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2019-10-13 20:59:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_led_mode [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_set [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_find_phyaddr [2019-10-13 20:59:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2019-10-13 20:59:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2019-10-13 20:59:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2019-10-13 20:59:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2019-10-13 20:59:49,656 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2019-10-13 20:59:49,656 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2019-10-13 20:59:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2019-10-13 20:59:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2019-10-13 20:59:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txcleanup [2019-10-13 20:59:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2019-10-13 20:59:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2019-10-13 20:59:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2019-10-13 20:59:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_frame_type [2019-10-13 20:59:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2019-10-13 20:59:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start_and_end [2019-10-13 20:59:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start [2019-10-13 20:59:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_end [2019-10-13 20:59:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_no_start_no_end [2019-10-13 20:59:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_jumbo [2019-10-13 20:59:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_interrupt_handler [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2019-10-13 20:59:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_hard_start_xmit [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_default_param [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_init_mii [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_hw_init [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2019-10-13 20:59:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_settings [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_settings [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_probe [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_init [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_exit [2019-10-13 20:59:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-13 20:59:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-13 20:59:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 20:59:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-13 20:59:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-13 20:59:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-10-13 20:59:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-13 20:59:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 20:59:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-13 20:59:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 20:59:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 20:59:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 20:59:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 20:59:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 20:59:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 20:59:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2019-10-13 20:59:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2019-10-13 20:59:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2019-10-13 20:59:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2019-10-13 20:59:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2019-10-13 20:59:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_25 [2019-10-13 20:59:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-13 20:59:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_33 [2019-10-13 20:59:49,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_35 [2019-10-13 20:59:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_36 [2019-10-13 20:59:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_37 [2019-10-13 20:59:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_38 [2019-10-13 20:59:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_39 [2019-10-13 20:59:49,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_40 [2019-10-13 20:59:49,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_41 [2019-10-13 20:59:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_42 [2019-10-13 20:59:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-13 20:59:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-13 20:59:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_45 [2019-10-13 20:59:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_46 [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_47 [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_48 [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_49 [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_50 [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 20:59:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 20:59:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 20:59:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 20:59:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 20:59:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 20:59:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 20:59:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 20:59:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-13 20:59:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-13 20:59:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 20:59:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-13 20:59:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-13 20:59:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-13 20:59:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-13 20:59:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 20:59:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-13 20:59:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-13 20:59:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 20:59:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 20:59:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 20:59:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 20:59:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 20:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 20:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 20:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 20:59:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 20:59:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 20:59:49,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 20:59:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 20:59:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 20:59:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 20:59:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 20:59:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-13 20:59:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 20:59:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-10-13 20:59:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 20:59:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 20:59:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2019-10-13 20:59:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-13 20:59:49,716 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_25 [2019-10-13 20:59:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 20:59:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-13 20:59:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 20:59:49,720 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 20:59:49,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_33 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_41 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_35 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_39 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_40 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_36 [2019-10-13 20:59:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_37 [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_38 [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 20:59:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_42 [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-13 20:59:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_49 [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 20:59:49,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_50 [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 20:59:49,726 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_46 [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_48 [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-13 20:59:49,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-13 20:59:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 20:59:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 20:59:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 20:59:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 20:59:49,728 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-13 20:59:49,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-13 20:59:49,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-13 20:59:49,730 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-13 20:59:49,730 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-13 20:59:49,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_47 [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_45 [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 20:59:49,731 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure send_end [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2019-10-13 20:59:49,732 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_led_mode [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_set [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_find_phyaddr [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2019-10-13 20:59:49,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txcleanup [2019-10-13 20:59:49,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_frame_type [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start_and_end [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_end [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 20:59:49,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_no_start_no_end [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_jumbo [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_interrupt_handler [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2019-10-13 20:59:49,736 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_hard_start_xmit [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_default_param [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_init_mii [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_hw_init [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_settings [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_settings [2019-10-13 20:59:49,737 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_probe [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_init [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_exit [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 20:59:49,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 20:59:49,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 20:59:49,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 20:59:49,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 20:59:51,546 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 20:59:55,566 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 20:59:55,567 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-13 20:59:55,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:59:55 BoogieIcfgContainer [2019-10-13 20:59:55,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 20:59:55,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 20:59:55,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 20:59:55,574 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 20:59:55,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:59:45" (1/3) ... [2019-10-13 20:59:55,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa2459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:59:55, skipping insertion in model container [2019-10-13 20:59:55,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:59:49" (2/3) ... [2019-10-13 20:59:55,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aa2459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:59:55, skipping insertion in model container [2019-10-13 20:59:55,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:59:55" (3/3) ... [2019-10-13 20:59:55,578 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-10-13 20:59:55,588 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 20:59:55,598 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 20:59:55,610 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 20:59:55,646 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 20:59:55,646 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 20:59:55,646 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 20:59:55,646 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 20:59:55,646 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 20:59:55,646 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 20:59:55,647 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 20:59:55,647 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 20:59:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states. [2019-10-13 20:59:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-13 20:59:55,728 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:55,729 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 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] [2019-10-13 20:59:55,731 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:55,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:55,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1963498579, now seen corresponding path program 1 times [2019-10-13 20:59:55,747 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:55,747 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092737881] [2019-10-13 20:59:55,747 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:55,748 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:55,748 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 20:59:56,755 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092737881] [2019-10-13 20:59:56,756 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:56,756 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:56,756 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109514787] [2019-10-13 20:59:56,763 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:56,769 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:56,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:56,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:56,789 INFO L87 Difference]: Start difference. First operand 1861 states. Second operand 5 states. [2019-10-13 20:59:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:57,306 INFO L93 Difference]: Finished difference Result 5248 states and 6986 transitions. [2019-10-13 20:59:57,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:57,308 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2019-10-13 20:59:57,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:57,372 INFO L225 Difference]: With dead ends: 5248 [2019-10-13 20:59:57,372 INFO L226 Difference]: Without dead ends: 3443 [2019-10-13 20:59:57,396 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:57,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2019-10-13 20:59:57,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3430. [2019-10-13 20:59:57,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3430 states. [2019-10-13 20:59:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 4498 transitions. [2019-10-13 20:59:57,756 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 4498 transitions. Word has length 124 [2019-10-13 20:59:57,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:57,757 INFO L462 AbstractCegarLoop]: Abstraction has 3430 states and 4498 transitions. [2019-10-13 20:59:57,758 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:59:57,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 4498 transitions. [2019-10-13 20:59:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 20:59:57,771 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:57,772 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 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, 1] [2019-10-13 20:59:57,772 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:57,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:57,773 INFO L82 PathProgramCache]: Analyzing trace with hash -759884545, now seen corresponding path program 1 times [2019-10-13 20:59:57,773 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:57,773 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980857320] [2019-10-13 20:59:57,774 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:57,774 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:57,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:58,290 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 20:59:58,291 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980857320] [2019-10-13 20:59:58,291 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:58,291 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:58,292 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895941341] [2019-10-13 20:59:58,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:58,294 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:58,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:58,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:58,295 INFO L87 Difference]: Start difference. First operand 3430 states and 4498 transitions. Second operand 5 states. [2019-10-13 20:59:58,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 20:59:58,785 INFO L93 Difference]: Finished difference Result 10240 states and 13516 transitions. [2019-10-13 20:59:58,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 20:59:58,786 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2019-10-13 20:59:58,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 20:59:58,836 INFO L225 Difference]: With dead ends: 10240 [2019-10-13 20:59:58,836 INFO L226 Difference]: Without dead ends: 6845 [2019-10-13 20:59:58,854 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 20:59:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6845 states. [2019-10-13 20:59:59,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6845 to 6824. [2019-10-13 20:59:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6824 states. [2019-10-13 20:59:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6824 states to 6824 states and 8984 transitions. [2019-10-13 20:59:59,161 INFO L78 Accepts]: Start accepts. Automaton has 6824 states and 8984 transitions. Word has length 125 [2019-10-13 20:59:59,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 20:59:59,162 INFO L462 AbstractCegarLoop]: Abstraction has 6824 states and 8984 transitions. [2019-10-13 20:59:59,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 20:59:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6824 states and 8984 transitions. [2019-10-13 20:59:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-13 20:59:59,168 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 20:59:59,169 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 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, 1, 1] [2019-10-13 20:59:59,169 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 20:59:59,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 20:59:59,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1058542198, now seen corresponding path program 1 times [2019-10-13 20:59:59,170 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 20:59:59,170 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281558411] [2019-10-13 20:59:59,170 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:59,170 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 20:59:59,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 20:59:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 20:59:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 20:59:59,429 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281558411] [2019-10-13 20:59:59,430 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 20:59:59,430 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 20:59:59,430 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066914808] [2019-10-13 20:59:59,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 20:59:59,431 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 20:59:59,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 20:59:59,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 20:59:59,431 INFO L87 Difference]: Start difference. First operand 6824 states and 8984 transitions. Second operand 5 states. [2019-10-13 21:00:00,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:00,114 INFO L93 Difference]: Finished difference Result 20445 states and 27098 transitions. [2019-10-13 21:00:00,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:00,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2019-10-13 21:00:00,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:00,205 INFO L225 Difference]: With dead ends: 20445 [2019-10-13 21:00:00,205 INFO L226 Difference]: Without dead ends: 13656 [2019-10-13 21:00:00,239 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:00,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13656 states. [2019-10-13 21:00:00,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13656 to 13617. [2019-10-13 21:00:00,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13617 states. [2019-10-13 21:00:00,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13617 states to 13617 states and 18000 transitions. [2019-10-13 21:00:00,941 INFO L78 Accepts]: Start accepts. Automaton has 13617 states and 18000 transitions. Word has length 126 [2019-10-13 21:00:00,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:00,942 INFO L462 AbstractCegarLoop]: Abstraction has 13617 states and 18000 transitions. [2019-10-13 21:00:00,942 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 13617 states and 18000 transitions. [2019-10-13 21:00:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-13 21:00:00,948 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:00,948 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1] [2019-10-13 21:00:00,948 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:00,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:00,949 INFO L82 PathProgramCache]: Analyzing trace with hash -682981892, now seen corresponding path program 1 times [2019-10-13 21:00:00,949 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:00,949 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368446873] [2019-10-13 21:00:00,949 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:00,950 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:00,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:01,207 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368446873] [2019-10-13 21:00:01,207 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:00:01,207 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:00:01,207 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333674549] [2019-10-13 21:00:01,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:00:01,209 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:01,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:00:01,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:00:01,210 INFO L87 Difference]: Start difference. First operand 13617 states and 18000 transitions. Second operand 5 states. [2019-10-13 21:00:02,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:02,135 INFO L93 Difference]: Finished difference Result 40496 states and 53878 transitions. [2019-10-13 21:00:02,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:00:02,136 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-10-13 21:00:02,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:02,366 INFO L225 Difference]: With dead ends: 40496 [2019-10-13 21:00:02,366 INFO L226 Difference]: Without dead ends: 26914 [2019-10-13 21:00:02,459 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:00:02,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26914 states. [2019-10-13 21:00:04,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26914 to 26842. [2019-10-13 21:00:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26842 states. [2019-10-13 21:00:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26842 states to 26842 states and 35604 transitions. [2019-10-13 21:00:04,758 INFO L78 Accepts]: Start accepts. Automaton has 26842 states and 35604 transitions. Word has length 127 [2019-10-13 21:00:04,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:04,759 INFO L462 AbstractCegarLoop]: Abstraction has 26842 states and 35604 transitions. [2019-10-13 21:00:04,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:00:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 26842 states and 35604 transitions. [2019-10-13 21:00:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-13 21:00:04,766 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:04,766 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 21:00:04,766 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:04,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:04,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2025656758, now seen corresponding path program 1 times [2019-10-13 21:00:04,767 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:04,767 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199064555] [2019-10-13 21:00:04,767 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:04,768 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:04,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-10-13 21:00:05,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199064555] [2019-10-13 21:00:05,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812737407] [2019-10-13 21:00:05,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:00:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:06,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 3093 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-13 21:00:06,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:00:06,291 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:06,291 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:00:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:06,649 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 21:00:06,649 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [9] total 14 [2019-10-13 21:00:06,649 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965884136] [2019-10-13 21:00:06,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:00:06,651 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:06,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:00:06,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-13 21:00:06,652 INFO L87 Difference]: Start difference. First operand 26842 states and 35604 transitions. Second operand 7 states. [2019-10-13 21:00:09,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:00:09,080 INFO L93 Difference]: Finished difference Result 67054 states and 89130 transitions. [2019-10-13 21:00:09,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 21:00:09,081 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 140 [2019-10-13 21:00:09,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:00:09,338 INFO L225 Difference]: With dead ends: 67054 [2019-10-13 21:00:09,338 INFO L226 Difference]: Without dead ends: 40247 [2019-10-13 21:00:09,427 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 274 SyntacticMatches, 7 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2019-10-13 21:00:09,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40247 states. [2019-10-13 21:00:11,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40247 to 40098. [2019-10-13 21:00:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40098 states. [2019-10-13 21:00:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40098 states to 40098 states and 53385 transitions. [2019-10-13 21:00:11,764 INFO L78 Accepts]: Start accepts. Automaton has 40098 states and 53385 transitions. Word has length 140 [2019-10-13 21:00:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:00:11,766 INFO L462 AbstractCegarLoop]: Abstraction has 40098 states and 53385 transitions. [2019-10-13 21:00:11,766 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:00:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 40098 states and 53385 transitions. [2019-10-13 21:00:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-10-13 21:00:11,776 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:00:11,777 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2019-10-13 21:00:11,992 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:00:11,993 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:00:11,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:00:11,993 INFO L82 PathProgramCache]: Analyzing trace with hash 845594785, now seen corresponding path program 1 times [2019-10-13 21:00:11,993 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:00:11,993 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904177306] [2019-10-13 21:00:11,994 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:11,994 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:00:11,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:00:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:12,343 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904177306] [2019-10-13 21:00:12,343 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775498082] [2019-10-13 21:00:12,344 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 [2019-10-13 21:00:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:00:13,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 3095 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-13 21:00:13,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:00:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:13,436 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:00:13,982 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-10-13 21:00:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-13 21:00:14,000 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 21:00:14,001 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [10] total 15 [2019-10-13 21:00:14,001 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6491193] [2019-10-13 21:00:14,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:00:14,002 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:00:14,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:00:14,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-13 21:00:14,003 INFO L87 Difference]: Start difference. First operand 40098 states and 53385 transitions. Second operand 7 states.