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 -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 0.1.24-112bae1 [2019-09-08 20:05:57,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 20:05:57,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 20:05:57,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 20:05:57,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 20:05:57,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 20:05:57,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 20:05:57,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 20:05:57,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 20:05:57,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 20:05:57,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 20:05:57,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 20:05:57,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 20:05:57,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 20:05:57,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 20:05:57,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 20:05:57,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 20:05:57,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 20:05:57,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 20:05:57,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 20:05:57,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 20:05:57,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 20:05:57,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 20:05:57,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 20:05:57,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 20:05:57,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 20:05:57,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 20:05:57,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 20:05:57,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 20:05:57,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 20:05:57,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 20:05:57,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 20:05:57,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 20:05:57,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 20:05:57,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 20:05:57,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 20:05:57,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 20:05:57,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 20:05:57,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 20:05:57,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 20:05:57,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 20:05:57,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 20:05:57,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 20:05:57,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 20:05:57,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 20:05:57,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 20:05:57,518 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 20:05:57,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 20:05:57,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 20:05:57,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 20:05:57,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 20:05:57,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 20:05:57,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 20:05:57,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 20:05:57,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 20:05:57,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 20:05:57,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 20:05:57,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 20:05:57,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 20:05:57,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 20:05:57,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 20:05:57,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 20:05:57,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 20:05:57,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 20:05:57,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 20:05:57,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 20:05:57,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 20:05:57,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 20:05:57,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 20:05:57,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 20:05:57,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 20:05:57,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 20:05:57,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 20:05:57,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 20:05:57,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 20:05:57,574 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 20:05:57,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-09-08 20:05:57,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c2b8f1d/91dc9cc990434f8896145db0da016582/FLAG38379ff94 [2019-09-08 20:05:58,527 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 20:05:58,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-09-08 20:05:58,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c2b8f1d/91dc9cc990434f8896145db0da016582/FLAG38379ff94 [2019-09-08 20:05:58,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c2b8f1d/91dc9cc990434f8896145db0da016582 [2019-09-08 20:05:59,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 20:05:59,011 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 20:05:59,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 20:05:59,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 20:05:59,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 20:05:59,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 08:05:58" (1/1) ... [2019-09-08 20:05:59,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220a9837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:05:59, skipping insertion in model container [2019-09-08 20:05:59,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 08:05:58" (1/1) ... [2019-09-08 20:05:59,029 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 20:05:59,190 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 20:06:01,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 20:06:01,903 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 20:06:02,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 20:06:02,793 INFO L192 MainTranslator]: Completed translation [2019-09-08 20:06:02,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02 WrapperNode [2019-09-08 20:06:02,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 20:06:02,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 20:06:02,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 20:06:02,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 20:06:02,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:02,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:02,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:02,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:03,156 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:03,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:03,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... [2019-09-08 20:06:03,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 20:06:03,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 20:06:03,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 20:06:03,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 20:06:03,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 20:06:03,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 20:06:03,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 20:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 20:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 20:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 20:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 20:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 20:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 20:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 20:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 20:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 20:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 20:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 20:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 20:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 20:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 20:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-08 20:06:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 20:06:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-08 20:06:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-08 20:06:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-08 20:06:03,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 20:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 20:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 20:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 20:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 20:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2019-09-08 20:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure send_end [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_led_mode [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_set [2019-09-08 20:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_find_phyaddr [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2019-09-08 20:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txcleanup [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2019-09-08 20:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_frame_type [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start_and_end [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start [2019-09-08 20:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_end [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_no_start_no_end [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_jumbo [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_interrupt_handler [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2019-09-08 20:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_hard_start_xmit [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_default_param [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-09-08 20:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_init_mii [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_hw_init [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_settings [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_settings [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2019-09-08 20:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_probe [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_init [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_exit [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-08 20:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-09-08 20:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 20:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2019-09-08 20:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_25 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_33 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_35 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_36 [2019-09-08 20:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_37 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_38 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_39 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_40 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_41 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_42 [2019-09-08 20:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_45 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_46 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_47 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_48 [2019-09-08 20:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_49 [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_50 [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 20:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 20:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 20:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 20:06:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-08 20:06:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-09-08 20:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-08 20:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-08 20:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 20:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-08 20:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 20:06:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 20:06:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 20:06:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 20:06:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 20:06:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 20:06:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 20:06:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 20:06:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 20:06:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 20:06:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 20:06:03,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 20:06:03,368 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 20:06:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-08 20:06:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-08 20:06:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2019-09-08 20:06:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 20:06:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 20:06:03,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_25 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-08 20:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-08 20:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 20:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 20:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_33 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_41 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_35 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_39 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_40 [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 20:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_36 [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_37 [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_38 [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 20:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_42 [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 20:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 20:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_49 [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_50 [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 20:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 20:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_46 [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_48 [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 20:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 20:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_47 [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_45 [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-08 20:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2019-09-08 20:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure send_end [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 20:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_led_mode [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_set [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_find_phyaddr [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2019-09-08 20:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txcleanup [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2019-09-08 20:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_frame_type [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start_and_end [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_end [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_no_start_no_end [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_jumbo [2019-09-08 20:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_interrupt_handler [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2019-09-08 20:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_hard_start_xmit [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_default_param [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_init_mii [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_hw_init [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2019-09-08 20:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_settings [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_settings [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_probe [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_init [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_exit [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-09-08 20:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 20:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 20:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 20:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 20:06:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 20:06:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 20:06:03,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 20:06:05,036 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 20:06:08,928 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 20:06:08,928 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-08 20:06:08,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 08:06:08 BoogieIcfgContainer [2019-09-08 20:06:08,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 20:06:08,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 20:06:08,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 20:06:08,935 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 20:06:08,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 08:05:58" (1/3) ... [2019-09-08 20:06:08,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f37c2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 08:06:08, skipping insertion in model container [2019-09-08 20:06:08,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 08:06:02" (2/3) ... [2019-09-08 20:06:08,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f37c2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 08:06:08, skipping insertion in model container [2019-09-08 20:06:08,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 08:06:08" (3/3) ... [2019-09-08 20:06:08,938 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2019-09-08 20:06:08,948 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 20:06:08,959 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 20:06:08,976 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 20:06:09,015 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 20:06:09,016 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 20:06:09,016 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 20:06:09,016 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 20:06:09,016 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 20:06:09,016 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 20:06:09,017 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 20:06:09,017 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 20:06:09,017 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 20:06:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states. [2019-09-08 20:06:09,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-08 20:06:09,087 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:09,088 INFO L399 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] [2019-09-08 20:06:09,091 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:09,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:09,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1963498579, now seen corresponding path program 1 times [2019-09-08 20:06:09,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:09,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:09,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:09,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:09,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:10,060 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:10,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:06:10,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:06:10,068 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:06:10,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:06:10,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:06:10,085 INFO L87 Difference]: Start difference. First operand 1861 states. Second operand 5 states. [2019-09-08 20:06:10,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:06:10,560 INFO L93 Difference]: Finished difference Result 5248 states and 6986 transitions. [2019-09-08 20:06:10,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:06:10,562 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2019-09-08 20:06:10,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:06:10,603 INFO L225 Difference]: With dead ends: 5248 [2019-09-08 20:06:10,603 INFO L226 Difference]: Without dead ends: 3443 [2019-09-08 20:06:10,691 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 20:06:10,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2019-09-08 20:06:10,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3430. [2019-09-08 20:06:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3430 states. [2019-09-08 20:06:10,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3430 states and 4498 transitions. [2019-09-08 20:06:10,968 INFO L78 Accepts]: Start accepts. Automaton has 3430 states and 4498 transitions. Word has length 124 [2019-09-08 20:06:10,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:06:10,969 INFO L475 AbstractCegarLoop]: Abstraction has 3430 states and 4498 transitions. [2019-09-08 20:06:10,969 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:06:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 4498 transitions. [2019-09-08 20:06:10,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-09-08 20:06:10,979 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:10,979 INFO L399 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] [2019-09-08 20:06:10,979 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:10,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:10,980 INFO L82 PathProgramCache]: Analyzing trace with hash -759884545, now seen corresponding path program 1 times [2019-09-08 20:06:10,980 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:10,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:10,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:10,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:10,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:11,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:06:11,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:06:11,275 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:06:11,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:06:11,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:06:11,276 INFO L87 Difference]: Start difference. First operand 3430 states and 4498 transitions. Second operand 5 states. [2019-09-08 20:06:11,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:06:11,671 INFO L93 Difference]: Finished difference Result 10240 states and 13516 transitions. [2019-09-08 20:06:11,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:06:11,671 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2019-09-08 20:06:11,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:06:11,723 INFO L225 Difference]: With dead ends: 10240 [2019-09-08 20:06:11,723 INFO L226 Difference]: Without dead ends: 6845 [2019-09-08 20:06:11,743 INFO L628 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 [2019-09-08 20:06:11,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6845 states. [2019-09-08 20:06:12,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6845 to 6824. [2019-09-08 20:06:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6824 states. [2019-09-08 20:06:12,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6824 states to 6824 states and 8984 transitions. [2019-09-08 20:06:12,803 INFO L78 Accepts]: Start accepts. Automaton has 6824 states and 8984 transitions. Word has length 125 [2019-09-08 20:06:12,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:06:12,803 INFO L475 AbstractCegarLoop]: Abstraction has 6824 states and 8984 transitions. [2019-09-08 20:06:12,804 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:06:12,804 INFO L276 IsEmpty]: Start isEmpty. Operand 6824 states and 8984 transitions. [2019-09-08 20:06:12,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-09-08 20:06:12,809 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:12,810 INFO L399 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] [2019-09-08 20:06:12,810 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:12,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:12,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1058542198, now seen corresponding path program 1 times [2019-09-08 20:06:12,811 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:12,811 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:12,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:12,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:12,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:13,058 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:06:13,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:06:13,059 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:06:13,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:06:13,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:06:13,060 INFO L87 Difference]: Start difference. First operand 6824 states and 8984 transitions. Second operand 5 states. [2019-09-08 20:06:13,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:06:13,734 INFO L93 Difference]: Finished difference Result 20445 states and 27098 transitions. [2019-09-08 20:06:13,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:06:13,734 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2019-09-08 20:06:13,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:06:13,846 INFO L225 Difference]: With dead ends: 20445 [2019-09-08 20:06:13,847 INFO L226 Difference]: Without dead ends: 13656 [2019-09-08 20:06:13,882 INFO L628 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 [2019-09-08 20:06:13,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13656 states. [2019-09-08 20:06:14,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13656 to 13617. [2019-09-08 20:06:14,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13617 states. [2019-09-08 20:06:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13617 states to 13617 states and 18000 transitions. [2019-09-08 20:06:14,716 INFO L78 Accepts]: Start accepts. Automaton has 13617 states and 18000 transitions. Word has length 126 [2019-09-08 20:06:14,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:06:14,718 INFO L475 AbstractCegarLoop]: Abstraction has 13617 states and 18000 transitions. [2019-09-08 20:06:14,718 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:06:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 13617 states and 18000 transitions. [2019-09-08 20:06:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-09-08 20:06:14,723 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:14,724 INFO L399 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] [2019-09-08 20:06:14,724 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:14,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:14,724 INFO L82 PathProgramCache]: Analyzing trace with hash -682981892, now seen corresponding path program 1 times [2019-09-08 20:06:14,724 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:14,724 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:14,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:14,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:14,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:14,989 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:14,989 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:06:14,989 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:06:14,990 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:06:14,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:06:14,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:06:14,991 INFO L87 Difference]: Start difference. First operand 13617 states and 18000 transitions. Second operand 5 states. [2019-09-08 20:06:16,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:06:16,164 INFO L93 Difference]: Finished difference Result 40496 states and 53878 transitions. [2019-09-08 20:06:16,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 20:06:16,165 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-09-08 20:06:16,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:06:16,384 INFO L225 Difference]: With dead ends: 40496 [2019-09-08 20:06:16,384 INFO L226 Difference]: Without dead ends: 26914 [2019-09-08 20:06:16,469 INFO L628 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 [2019-09-08 20:06:16,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26914 states. [2019-09-08 20:06:18,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26914 to 26842. [2019-09-08 20:06:18,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26842 states. [2019-09-08 20:06:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26842 states to 26842 states and 35604 transitions. [2019-09-08 20:06:18,928 INFO L78 Accepts]: Start accepts. Automaton has 26842 states and 35604 transitions. Word has length 127 [2019-09-08 20:06:18,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:06:18,928 INFO L475 AbstractCegarLoop]: Abstraction has 26842 states and 35604 transitions. [2019-09-08 20:06:18,928 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:06:18,929 INFO L276 IsEmpty]: Start isEmpty. Operand 26842 states and 35604 transitions. [2019-09-08 20:06:18,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-09-08 20:06:18,935 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:18,936 INFO L399 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] [2019-09-08 20:06:18,936 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:18,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:18,936 INFO L82 PathProgramCache]: Analyzing trace with hash -2025656758, now seen corresponding path program 1 times [2019-09-08 20:06:18,937 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:18,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:18,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:18,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:18,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:19,289 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-09-08 20:06:19,289 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:06:19,289 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:06:19,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:19,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 3093 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:06:19,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:06:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:20,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:06:20,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-09-08 20:06:20,137 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 20:06:20,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 20:06:20,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-09-08 20:06:20,141 INFO L87 Difference]: Start difference. First operand 26842 states and 35604 transitions. Second operand 14 states. [2019-09-08 20:06:56,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:06:56,015 INFO L93 Difference]: Finished difference Result 67811 states and 90546 transitions. [2019-09-08 20:06:56,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 20:06:56,016 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 140 [2019-09-08 20:06:56,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:06:56,241 INFO L225 Difference]: With dead ends: 67811 [2019-09-08 20:06:56,241 INFO L226 Difference]: Without dead ends: 41004 [2019-09-08 20:06:56,359 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2019-09-08 20:06:56,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41004 states. [2019-09-08 20:06:58,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41004 to 40558. [2019-09-08 20:06:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40558 states. [2019-09-08 20:06:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40558 states to 40558 states and 53938 transitions. [2019-09-08 20:06:58,587 INFO L78 Accepts]: Start accepts. Automaton has 40558 states and 53938 transitions. Word has length 140 [2019-09-08 20:06:58,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:06:58,589 INFO L475 AbstractCegarLoop]: Abstraction has 40558 states and 53938 transitions. [2019-09-08 20:06:58,589 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 20:06:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 40558 states and 53938 transitions. [2019-09-08 20:06:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-09-08 20:06:58,603 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:06:58,603 INFO L399 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] [2019-09-08 20:06:58,603 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:06:58,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:06:58,604 INFO L82 PathProgramCache]: Analyzing trace with hash 845594785, now seen corresponding path program 1 times [2019-09-08 20:06:58,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:06:58,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:06:58,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:58,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:58,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:06:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:58,959 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:58,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:06:58,960 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:06:58,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:06:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:06:59,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 3095 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:06:59,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:06:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:06:59,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:06:59,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:06:59,611 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:06:59,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:06:59,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:06:59,611 INFO L87 Difference]: Start difference. First operand 40558 states and 53938 transitions. Second operand 15 states. [2019-09-08 20:07:15,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:07:15,651 INFO L93 Difference]: Finished difference Result 127626 states and 170840 transitions. [2019-09-08 20:07:15,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:07:15,652 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 141 [2019-09-08 20:07:15,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:07:16,163 INFO L225 Difference]: With dead ends: 127626 [2019-09-08 20:07:16,163 INFO L226 Difference]: Without dead ends: 87103 [2019-09-08 20:07:16,319 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:07:16,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87103 states. [2019-09-08 20:07:21,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87103 to 86807. [2019-09-08 20:07:21,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86807 states. [2019-09-08 20:07:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86807 states to 86807 states and 115511 transitions. [2019-09-08 20:07:22,014 INFO L78 Accepts]: Start accepts. Automaton has 86807 states and 115511 transitions. Word has length 141 [2019-09-08 20:07:22,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:07:22,015 INFO L475 AbstractCegarLoop]: Abstraction has 86807 states and 115511 transitions. [2019-09-08 20:07:22,015 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:07:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 86807 states and 115511 transitions. [2019-09-08 20:07:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-09-08 20:07:22,027 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:07:22,027 INFO L399 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, 1] [2019-09-08 20:07:22,028 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:07:22,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:07:22,028 INFO L82 PathProgramCache]: Analyzing trace with hash -794548175, now seen corresponding path program 1 times [2019-09-08 20:07:22,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:07:22,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:07:22,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:07:22,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:07:22,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:07:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:07:22,312 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:07:22,312 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:07:22,312 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 20:07:22,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:07:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:07:22,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 3097 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:07:22,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:07:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:07:23,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:07:23,016 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:07:23,018 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:07:23,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:07:23,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:07:23,019 INFO L87 Difference]: Start difference. First operand 86807 states and 115511 transitions. Second operand 15 states. [2019-09-08 20:07:41,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:07:41,072 INFO L93 Difference]: Finished difference Result 252042 states and 336779 transitions. [2019-09-08 20:07:41,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:07:41,072 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 142 [2019-09-08 20:07:41,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:07:41,947 INFO L225 Difference]: With dead ends: 252042 [2019-09-08 20:07:41,948 INFO L226 Difference]: Without dead ends: 165270 [2019-09-08 20:07:42,197 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:07:42,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165270 states. [2019-09-08 20:07:46,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165270 to 161823. [2019-09-08 20:07:46,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161823 states. [2019-09-08 20:07:46,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161823 states to 161823 states and 215216 transitions. [2019-09-08 20:07:46,714 INFO L78 Accepts]: Start accepts. Automaton has 161823 states and 215216 transitions. Word has length 142 [2019-09-08 20:07:46,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:07:46,714 INFO L475 AbstractCegarLoop]: Abstraction has 161823 states and 215216 transitions. [2019-09-08 20:07:46,714 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:07:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 161823 states and 215216 transitions. [2019-09-08 20:07:46,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-09-08 20:07:46,729 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:07:46,729 INFO L399 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, 1, 1] [2019-09-08 20:07:46,729 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:07:46,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:07:46,730 INFO L82 PathProgramCache]: Analyzing trace with hash -553999960, now seen corresponding path program 1 times [2019-09-08 20:07:46,730 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:07:46,730 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:07:46,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:07:46,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:07:46,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:07:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:07:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:07:50,362 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 20:07:50,362 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 20:07:50,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 20:07:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:07:50,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 3099 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 20:07:50,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 20:07:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 20:07:51,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 20:07:51,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-09-08 20:07:51,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 20:07:51,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 20:07:51,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-09-08 20:07:51,006 INFO L87 Difference]: Start difference. First operand 161823 states and 215216 transitions. Second operand 15 states. [2019-09-08 20:08:11,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:08:11,617 INFO L93 Difference]: Finished difference Result 451823 states and 602609 transitions. [2019-09-08 20:08:11,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-09-08 20:08:11,618 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 143 [2019-09-08 20:08:11,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:08:12,794 INFO L225 Difference]: With dead ends: 451823 [2019-09-08 20:08:12,794 INFO L226 Difference]: Without dead ends: 290035 [2019-09-08 20:08:13,100 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-09-08 20:08:13,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290035 states. [2019-09-08 20:08:25,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290035 to 282025. [2019-09-08 20:08:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282025 states. [2019-09-08 20:08:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282025 states to 282025 states and 374536 transitions. [2019-09-08 20:08:26,862 INFO L78 Accepts]: Start accepts. Automaton has 282025 states and 374536 transitions. Word has length 143 [2019-09-08 20:08:26,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:08:26,862 INFO L475 AbstractCegarLoop]: Abstraction has 282025 states and 374536 transitions. [2019-09-08 20:08:26,863 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 20:08:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 282025 states and 374536 transitions. [2019-09-08 20:08:26,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-08 20:08:26,877 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:08:26,878 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 20:08:26,878 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:08:26,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:08:26,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1487356197, now seen corresponding path program 1 times [2019-09-08 20:08:26,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:08:26,879 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:08:26,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:08:26,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:08:26,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:08:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:08:27,064 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-09-08 20:08:27,065 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:08:27,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:08:27,065 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:08:27,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:08:27,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:08:27,066 INFO L87 Difference]: Start difference. First operand 282025 states and 374536 transitions. Second operand 5 states. [2019-09-08 20:08:46,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:08:46,674 INFO L93 Difference]: Finished difference Result 845832 states and 1127315 transitions. [2019-09-08 20:08:46,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 20:08:46,675 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2019-09-08 20:08:46,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:08:49,747 INFO L225 Difference]: With dead ends: 845832 [2019-09-08 20:08:49,748 INFO L226 Difference]: Without dead ends: 563842 [2019-09-08 20:08:50,303 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:08:50,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563842 states. [2019-09-08 20:09:13,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563842 to 563493. [2019-09-08 20:09:13,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 563493 states. [2019-09-08 20:09:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563493 states to 563493 states and 749972 transitions. [2019-09-08 20:09:26,972 INFO L78 Accepts]: Start accepts. Automaton has 563493 states and 749972 transitions. Word has length 160 [2019-09-08 20:09:26,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 20:09:26,973 INFO L475 AbstractCegarLoop]: Abstraction has 563493 states and 749972 transitions. [2019-09-08 20:09:26,973 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 20:09:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 563493 states and 749972 transitions. [2019-09-08 20:09:26,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-09-08 20:09:26,992 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 20:09:26,993 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 20:09:26,993 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 20:09:26,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 20:09:26,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1650714602, now seen corresponding path program 1 times [2019-09-08 20:09:26,994 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 20:09:26,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 20:09:26,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:09:27,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 20:09:27,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 20:09:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 20:09:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-09-08 20:09:27,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 20:09:27,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 20:09:27,193 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 20:09:27,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 20:09:27,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:09:27,194 INFO L87 Difference]: Start difference. First operand 563493 states and 749972 transitions. Second operand 5 states. [2019-09-08 20:10:07,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 20:10:07,503 INFO L93 Difference]: Finished difference Result 1408941 states and 1878706 transitions. [2019-09-08 20:10:07,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 20:10:07,504 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2019-09-08 20:10:07,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 20:10:12,178 INFO L225 Difference]: With dead ends: 1408941 [2019-09-08 20:10:12,178 INFO L226 Difference]: Without dead ends: 845483 [2019-09-08 20:10:13,282 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 20:10:13,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845483 states. [2019-09-08 20:11:10,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845483 to 844788. [2019-09-08 20:11:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 844788 states.