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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:50:35,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:50:35,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:50:35,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:50:35,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:50:35,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:50:35,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:50:35,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:50:35,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:50:35,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:50:35,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:50:35,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:50:35,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:50:35,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:50:35,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:50:35,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:50:35,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:50:35,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:50:35,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:50:35,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:50:35,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:50:35,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:50:35,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:50:35,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:50:35,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:50:35,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:50:35,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:50:35,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:50:35,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:50:35,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:50:35,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:50:35,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:50:35,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:50:35,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:50:35,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:50:35,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:50:35,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:50:35,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:50:35,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:50:35,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:50:35,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:50:35,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:50:35,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:50:35,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:50:35,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:50:35,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:50:35,896 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:50:35,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:50:35,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:50:35,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:50:35,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:50:35,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:50:35,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:50:35,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:50:35,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:50:35,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:50:35,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:50:35,900 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:50:35,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:50:35,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:50:35,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:50:35,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:50:35,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:50:35,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:50:35,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:50:35,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:50:35,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:50:35,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:50:35,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:50:35,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:50:35,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:50:36,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:50:36,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:50:36,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:50:36,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:50:36,210 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:50:36,211 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-13 22:50:36,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b3fde4/1e32f75c8b0542859827aa94183b40e0/FLAG56d772b7c [2019-10-13 22:50:37,161 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:50:37,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-13 22:50:37,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b3fde4/1e32f75c8b0542859827aa94183b40e0/FLAG56d772b7c [2019-10-13 22:50:37,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b3fde4/1e32f75c8b0542859827aa94183b40e0 [2019-10-13 22:50:37,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:50:37,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:50:37,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:50:37,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:50:37,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:50:37,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:50:37" (1/1) ... [2019-10-13 22:50:37,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2661cba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:37, skipping insertion in model container [2019-10-13 22:50:37,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:50:37" (1/1) ... [2019-10-13 22:50:37,688 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:50:37,884 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:50:40,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:50:40,106 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:50:40,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:50:41,078 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:50:41,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41 WrapperNode [2019-10-13 22:50:41,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:50:41,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:50:41,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:50:41,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:50:41,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... [2019-10-13 22:50:41,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:50:41,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:50:41,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:50:41,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:50:41,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:50:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:50:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:50:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 22:50:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 22:50:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-13 22:50:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-13 22:50:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 22:50:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2019-10-13 22:50:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-13 22:50:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:50:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:50:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:50:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:50:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:50:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 22:50:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-13 22:50:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-13 22:50:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2019-10-13 22:50:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-13 22:50:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-13 22:50:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-13 22:50:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-13 22:50:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-13 22:50:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-13 22:50:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-13 22:50:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-13 22:50:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 22:50:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-13 22:50:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_consume_skb_any [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_one [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2019-10-13 22:50:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2019-10-13 22:50:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_start_xmit [2019-10-13 22:50:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2019-10-13 22:50:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2019-10-13 22:50:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2019-10-13 22:50:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_tx_pkt [2019-10-13 22:50:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2019-10-13 22:50:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_rx_packet [2019-10-13 22:50:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_drvinfo [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_set_wol [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_ethtool_get_wol [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_timer [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_dynamic_reset [2019-10-13 22:50:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2019-10-13 22:50:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2019-10-13 22:50:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_descriptor_init [2019-10-13 22:50:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2019-10-13 22:50:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2019-10-13 22:50:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2019-10-13 22:50:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2019-10-13 22:50:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2019-10-13 22:50:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure read_srom_word [2019-10-13 22:50:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_sense_speed [2019-10-13 22:50:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_phyxcer [2019-10-13 22:50:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_process_mode [2019-10-13 22:50:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write [2019-10-13 22:50:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read [2019-10-13 22:50:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_write_1bit [2019-10-13 22:50:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_phy_read_1bit [2019-10-13 22:50:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_parse_srom [2019-10-13 22:50:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9801 [2019-10-13 22:50:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_program_DM9802 [2019-10-13 22:50:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_HPNA_remote_cmd_chk [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_suspend [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_module [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_cleanup_module [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-13 22:50:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 22:50:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-13 22:50:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-13 22:50:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-13 22:50:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-13 22:50:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-13 22:50:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-13 22:50:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_37 [2019-10-13 22:50:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_38 [2019-10-13 22:50:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_39 [2019-10-13 22:50:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_40 [2019-10-13 22:50:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_41 [2019-10-13 22:50:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_42 [2019-10-13 22:50:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_43 [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_44 [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_45 [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 22:50:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 22:50:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 22:50:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 22:50:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 22:50:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 22:50:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-13 22:50:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-13 22:50:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:50:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 22:50:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:50:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 22:50:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-13 22:50:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 22:50:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-13 22:50:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-13 22:50:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-13 22:50:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2019-10-13 22:50:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_3 [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-13 22:50:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-13 22:50:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-13 22:50:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-13 22:50:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-13 22:50:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-13 22:50:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-13 22:50:41,560 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-13 22:50:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 22:50:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-13 22:50:41,561 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-13 22:50:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:50:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:50:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:50:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:50:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:50:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:50:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:50:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-13 22:50:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 22:50:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_42 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-13 22:50:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-13 22:50:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:50:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-13 22:50:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 22:50:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 22:50:41,575 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 22:50:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 22:50:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 22:50:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-13 22:50:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-10-13 22:50:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_41 [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_43 [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-13 22:50:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-13 22:50:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-13 22:50:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_44 [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_45 [2019-10-13 22:50:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-13 22:50:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-13 22:50:41,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-13 22:50:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-13 22:50:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_38 [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_40 [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-13 22:50:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_consume_skb_any [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-13 22:50:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_37 [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_39 [2019-10-13 22:50:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_start_xmit [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2019-10-13 22:50:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure read_srom_word [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_descriptor_init [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2019-10-13 22:50:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_write_1bit [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_phy_read_1bit [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_sense_speed [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_process_mode [2019-10-13 22:50:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_timer [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_rx_packet [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_tx_pkt [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_dynamic_reset [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_parse_srom [2019-10-13 22:50:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9801 [2019-10-13 22:50:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_program_DM9802 [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_HPNA_remote_cmd_chk [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_phyxcer [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_one [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:50:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_drvinfo [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_set_wol [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_ethtool_get_wol [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_suspend [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2019-10-13 22:50:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_module [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_cleanup_module [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_3 [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:50:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 22:50:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 22:50:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 22:50:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:50:41,601 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:50:41,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:50:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:50:42,661 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:50:57,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:50:57,348 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:50:57,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:50:57 BoogieIcfgContainer [2019-10-13 22:50:57,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:50:57,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:50:57,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:50:57,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:50:57,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:50:37" (1/3) ... [2019-10-13 22:50:57,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de1f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:50:57, skipping insertion in model container [2019-10-13 22:50:57,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:50:41" (2/3) ... [2019-10-13 22:50:57,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7de1f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:50:57, skipping insertion in model container [2019-10-13 22:50:57,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:50:57" (3/3) ... [2019-10-13 22:50:57,359 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--dmfe.ko-entry_point.cil.out.i [2019-10-13 22:50:57,369 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:50:57,379 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:50:57,390 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:50:57,425 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:50:57,425 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:50:57,425 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:50:57,426 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:50:57,426 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:50:57,426 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:50:57,426 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:50:57,426 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:50:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states. [2019-10-13 22:50:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-10-13 22:50:57,509 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:50:57,513 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:50:57,519 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:50:57,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:50:57,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1487522782, now seen corresponding path program 1 times [2019-10-13 22:50:57,535 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:50:57,535 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285586455] [2019-10-13 22:50:57,536 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:50:57,536 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:50:57,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:50:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:50:58,511 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:50:58,512 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285586455] [2019-10-13 22:50:58,513 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:50:58,513 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 22:50:58,513 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28695217] [2019-10-13 22:50:58,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 22:50:58,519 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:50:58,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 22:50:58,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 22:50:58,537 INFO L87 Difference]: Start difference. First operand 1463 states. Second operand 5 states. [2019-10-13 22:50:58,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:50:58,995 INFO L93 Difference]: Finished difference Result 4226 states and 5651 transitions. [2019-10-13 22:50:58,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 22:50:58,997 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2019-10-13 22:50:58,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:50:59,044 INFO L225 Difference]: With dead ends: 4226 [2019-10-13 22:50:59,044 INFO L226 Difference]: Without dead ends: 2770 [2019-10-13 22:50:59,062 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 22:50:59,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2770 states. [2019-10-13 22:51:00,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2770 to 2755. [2019-10-13 22:51:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2755 states. [2019-10-13 22:51:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2755 states and 3642 transitions. [2019-10-13 22:51:00,109 INFO L78 Accepts]: Start accepts. Automaton has 2755 states and 3642 transitions. Word has length 113 [2019-10-13 22:51:00,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:00,113 INFO L462 AbstractCegarLoop]: Abstraction has 2755 states and 3642 transitions. [2019-10-13 22:51:00,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 22:51:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3642 transitions. [2019-10-13 22:51:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-10-13 22:51:00,129 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:00,130 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-13 22:51:00,130 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:00,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:00,131 INFO L82 PathProgramCache]: Analyzing trace with hash 878422543, now seen corresponding path program 1 times [2019-10-13 22:51:00,131 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:00,131 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093871822] [2019-10-13 22:51:00,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:00,132 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:00,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:00,519 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093871822] [2019-10-13 22:51:00,519 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:51:00,519 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 22:51:00,520 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991663531] [2019-10-13 22:51:00,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 22:51:00,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:51:00,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 22:51:00,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 22:51:00,522 INFO L87 Difference]: Start difference. First operand 2755 states and 3642 transitions. Second operand 5 states. [2019-10-13 22:51:00,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:51:00,786 INFO L93 Difference]: Finished difference Result 5773 states and 7603 transitions. [2019-10-13 22:51:00,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 22:51:00,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2019-10-13 22:51:00,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:51:00,834 INFO L225 Difference]: With dead ends: 5773 [2019-10-13 22:51:00,835 INFO L226 Difference]: Without dead ends: 4141 [2019-10-13 22:51:00,848 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 22:51:00,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2019-10-13 22:51:01,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 4121. [2019-10-13 22:51:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4121 states. [2019-10-13 22:51:01,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 5448 transitions. [2019-10-13 22:51:01,074 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 5448 transitions. Word has length 114 [2019-10-13 22:51:01,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:01,075 INFO L462 AbstractCegarLoop]: Abstraction has 4121 states and 5448 transitions. [2019-10-13 22:51:01,075 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 22:51:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 5448 transitions. [2019-10-13 22:51:01,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-10-13 22:51:01,083 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:01,083 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-13 22:51:01,083 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:01,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:01,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1186318459, now seen corresponding path program 1 times [2019-10-13 22:51:01,084 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:01,084 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974082281] [2019-10-13 22:51:01,084 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:01,084 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:01,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:01,391 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974082281] [2019-10-13 22:51:01,391 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:51:01,391 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 22:51:01,392 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235460013] [2019-10-13 22:51:01,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 22:51:01,392 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:51:01,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 22:51:01,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 22:51:01,395 INFO L87 Difference]: Start difference. First operand 4121 states and 5448 transitions. Second operand 5 states. [2019-10-13 22:51:01,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:51:01,726 INFO L93 Difference]: Finished difference Result 7144 states and 9411 transitions. [2019-10-13 22:51:01,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 22:51:01,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 115 [2019-10-13 22:51:01,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:51:01,760 INFO L225 Difference]: With dead ends: 7144 [2019-10-13 22:51:01,760 INFO L226 Difference]: Without dead ends: 4145 [2019-10-13 22:51:01,780 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 22:51:01,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2019-10-13 22:51:02,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4125. [2019-10-13 22:51:02,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4125 states. [2019-10-13 22:51:02,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4125 states to 4125 states and 5450 transitions. [2019-10-13 22:51:02,117 INFO L78 Accepts]: Start accepts. Automaton has 4125 states and 5450 transitions. Word has length 115 [2019-10-13 22:51:02,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:02,119 INFO L462 AbstractCegarLoop]: Abstraction has 4125 states and 5450 transitions. [2019-10-13 22:51:02,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 22:51:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 4125 states and 5450 transitions. [2019-10-13 22:51:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-13 22:51:02,126 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:02,127 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2019-10-13 22:51:02,127 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:02,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:02,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1131585170, now seen corresponding path program 1 times [2019-10-13 22:51:02,129 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:02,129 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565415147] [2019-10-13 22:51:02,129 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:02,130 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:02,130 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:02,442 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:02,442 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565415147] [2019-10-13 22:51:02,443 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:51:02,443 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 22:51:02,443 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929728060] [2019-10-13 22:51:02,444 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 22:51:02,444 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:51:02,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 22:51:02,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 22:51:02,445 INFO L87 Difference]: Start difference. First operand 4125 states and 5450 transitions. Second operand 5 states. [2019-10-13 22:51:02,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:51:02,737 INFO L93 Difference]: Finished difference Result 7139 states and 9399 transitions. [2019-10-13 22:51:02,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 22:51:02,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-13 22:51:02,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:51:02,768 INFO L225 Difference]: With dead ends: 7139 [2019-10-13 22:51:02,768 INFO L226 Difference]: Without dead ends: 4135 [2019-10-13 22:51:02,784 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-13 22:51:02,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4135 states. [2019-10-13 22:51:02,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4135 to 4118. [2019-10-13 22:51:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4118 states. [2019-10-13 22:51:02,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 4118 states and 5438 transitions. [2019-10-13 22:51:03,000 INFO L78 Accepts]: Start accepts. Automaton has 4118 states and 5438 transitions. Word has length 116 [2019-10-13 22:51:03,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:03,001 INFO L462 AbstractCegarLoop]: Abstraction has 4118 states and 5438 transitions. [2019-10-13 22:51:03,001 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 22:51:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 5438 transitions. [2019-10-13 22:51:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-13 22:51:03,014 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:03,014 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 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] [2019-10-13 22:51:03,014 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:03,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:03,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1567593751, now seen corresponding path program 1 times [2019-10-13 22:51:03,015 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:03,015 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485191574] [2019-10-13 22:51:03,015 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:03,016 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:03,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-10-13 22:51:03,296 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485191574] [2019-10-13 22:51:03,297 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:51:03,297 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:51:03,297 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71909344] [2019-10-13 22:51:03,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:51:03,298 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:51:03,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:51:03,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:51:03,299 INFO L87 Difference]: Start difference. First operand 4118 states and 5438 transitions. Second operand 3 states. [2019-10-13 22:51:03,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:51:03,876 INFO L93 Difference]: Finished difference Result 11411 states and 15067 transitions. [2019-10-13 22:51:03,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:51:03,876 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2019-10-13 22:51:03,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:51:03,935 INFO L225 Difference]: With dead ends: 11411 [2019-10-13 22:51:03,935 INFO L226 Difference]: Without dead ends: 7317 [2019-10-13 22:51:03,959 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:51:03,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7317 states. [2019-10-13 22:51:04,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7317 to 7272. [2019-10-13 22:51:04,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7272 states. [2019-10-13 22:51:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7272 states to 7272 states and 9603 transitions. [2019-10-13 22:51:04,391 INFO L78 Accepts]: Start accepts. Automaton has 7272 states and 9603 transitions. Word has length 125 [2019-10-13 22:51:04,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:04,391 INFO L462 AbstractCegarLoop]: Abstraction has 7272 states and 9603 transitions. [2019-10-13 22:51:04,391 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:51:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 7272 states and 9603 transitions. [2019-10-13 22:51:04,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-13 22:51:04,399 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:04,399 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1] [2019-10-13 22:51:04,400 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:04,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:04,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1689794113, now seen corresponding path program 1 times [2019-10-13 22:51:04,404 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:04,405 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732449824] [2019-10-13 22:51:04,405 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:04,405 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:04,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-10-13 22:51:04,750 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732449824] [2019-10-13 22:51:04,750 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76639896] [2019-10-13 22:51:04,750 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:51:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:06,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 3532 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-13 22:51:06,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:51:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:06,276 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:51:06,597 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:06,597 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 22:51:06,598 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [9] total 14 [2019-10-13 22:51:06,598 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267761817] [2019-10-13 22:51:06,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 22:51:06,599 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:51:06,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 22:51:06,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-13 22:51:06,599 INFO L87 Difference]: Start difference. First operand 7272 states and 9603 transitions. Second operand 7 states. [2019-10-13 22:51:07,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:51:07,355 INFO L93 Difference]: Finished difference Result 17077 states and 22568 transitions. [2019-10-13 22:51:07,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 22:51:07,355 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 129 [2019-10-13 22:51:07,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:51:07,433 INFO L225 Difference]: With dead ends: 17077 [2019-10-13 22:51:07,434 INFO L226 Difference]: Without dead ends: 12121 [2019-10-13 22:51:07,464 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 252 SyntacticMatches, 7 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=69, Invalid=351, Unknown=0, NotChecked=0, Total=420 [2019-10-13 22:51:07,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12121 states. [2019-10-13 22:51:08,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12121 to 12058. [2019-10-13 22:51:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12058 states. [2019-10-13 22:51:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12058 states to 12058 states and 15944 transitions. [2019-10-13 22:51:08,334 INFO L78 Accepts]: Start accepts. Automaton has 12058 states and 15944 transitions. Word has length 129 [2019-10-13 22:51:08,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:51:08,335 INFO L462 AbstractCegarLoop]: Abstraction has 12058 states and 15944 transitions. [2019-10-13 22:51:08,335 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 22:51:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 12058 states and 15944 transitions. [2019-10-13 22:51:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-13 22:51:08,343 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:51:08,344 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1] [2019-10-13 22:51:08,560 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:51:08,561 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:51:08,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:51:08,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1822593655, now seen corresponding path program 1 times [2019-10-13 22:51:08,561 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:51:08,562 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071078541] [2019-10-13 22:51:08,562 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:08,562 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:51:08,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:51:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:51:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-10-13 22:51:09,020 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071078541] [2019-10-13 22:51:09,020 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457470700] [2019-10-13 22:51:09,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true