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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 07:12:38,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 07:12:38,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 07:12:38,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 07:12:38,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 07:12:38,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 07:12:38,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 07:12:38,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 07:12:38,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 07:12:38,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 07:12:38,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 07:12:38,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 07:12:38,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 07:12:38,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 07:12:38,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 07:12:38,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 07:12:38,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 07:12:38,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 07:12:38,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 07:12:38,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 07:12:38,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 07:12:38,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 07:12:38,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 07:12:38,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 07:12:38,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 07:12:38,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 07:12:38,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 07:12:38,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 07:12:38,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 07:12:38,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 07:12:38,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 07:12:38,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 07:12:38,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 07:12:38,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 07:12:38,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 07:12:38,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 07:12:38,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 07:12:38,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 07:12:38,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 07:12:38,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 07:12:38,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 07:12:38,354 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 [2019-10-07 07:12:38,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 07:12:38,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 07:12:38,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 07:12:38,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 07:12:38,382 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 07:12:38,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 07:12:38,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 07:12:38,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 07:12:38,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 07:12:38,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 07:12:38,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 07:12:38,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 07:12:38,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 07:12:38,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 07:12:38,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 07:12:38,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 07:12:38,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 07:12:38,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 07:12:38,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 07:12:38,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 07:12:38,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 07:12:38,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 07:12:38,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 07:12:38,390 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 [2019-10-07 07:12:38,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 07:12:38,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 07:12:38,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 07:12:38,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 07:12:38,702 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 07:12:38,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-10-07 07:12:38,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd91e55b7/39399b2c2b9147de992e93e7cea586c8/FLAG96c083bc9 [2019-10-07 07:12:39,691 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 07:12:39,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-10-07 07:12:39,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd91e55b7/39399b2c2b9147de992e93e7cea586c8/FLAG96c083bc9 [2019-10-07 07:12:40,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd91e55b7/39399b2c2b9147de992e93e7cea586c8 [2019-10-07 07:12:40,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 07:12:40,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 07:12:40,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 07:12:40,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 07:12:40,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 07:12:40,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:12:40" (1/1) ... [2019-10-07 07:12:40,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f0f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:40, skipping insertion in model container [2019-10-07 07:12:40,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:12:40" (1/1) ... [2019-10-07 07:12:40,203 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 07:12:40,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 07:12:43,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:12:43,569 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 07:12:44,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:12:44,868 INFO L192 MainTranslator]: Completed translation [2019-10-07 07:12:44,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44 WrapperNode [2019-10-07 07:12:44,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 07:12:44,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 07:12:44,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 07:12:44,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 07:12:44,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:44,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,002 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (1/1) ... [2019-10-07 07:12:45,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 07:12:45,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 07:12:45,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 07:12:45,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 07:12:45,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (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 [2019-10-07 07:12:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 07:12:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 07:12:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 07:12:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 07:12:45,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 07:12:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 07:12:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:12:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:12:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:12:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 07:12:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 07:12:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 07:12:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 07:12:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 07:12:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 07:12:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 07:12:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 07:12:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 07:12:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 07:12:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 07:12:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 07:12:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 07:12:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 07:12:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 07:12:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-07 07:12:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-07 07:12:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 07:12:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 07:12:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 07:12:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 07:12:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 07:12:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 07:12:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 07:12:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 07:12:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 07:12:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 07:12:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 07:12:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 07:12:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-07 07:12:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-07 07:12:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 07:12:45,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 07:12:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-07 07:12:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure send_end [2019-10-07 07:12:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2019-10-07 07:12:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-10-07 07:12:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-10-07 07:12:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_led_mode [2019-10-07 07:12:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_set [2019-10-07 07:12:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2019-10-07 07:12:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_find_phyaddr [2019-10-07 07:12:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2019-10-07 07:12:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2019-10-07 07:12:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2019-10-07 07:12:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2019-10-07 07:12:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2019-10-07 07:12:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2019-10-07 07:12:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txcleanup [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2019-10-07 07:12:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_frame_type [2019-10-07 07:12:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2019-10-07 07:12:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start_and_end [2019-10-07 07:12:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_start [2019-10-07 07:12:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_with_end [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_no_start_no_end [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_jumbo [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_interrupt_handler [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2019-10-07 07:12:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_hard_start_xmit [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_phy_default_param [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_init_mii [2019-10-07 07:12:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_hw_init [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_settings [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_set_settings [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nway_reset [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_remove [2019-10-07 07:12:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_probe [2019-10-07 07:12:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_init [2019-10-07 07:12:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_pci_driver_exit [2019-10-07 07:12:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2019-10-07 07:12:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_ipg_pci_driver_init_13_9 [2019-10-07 07:12:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-07 07:12:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 07:12:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 07:12:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-07 07:12:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-10-07 07:12:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_13_13_4 [2019-10-07 07:12:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_4_2 [2019-10-07 07:12:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_9_2 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_12_2 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_8_4 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_13_13_5 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-07 07:12:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 07:12:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 07:12:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 07:12:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 07:12:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 07:12:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-07 07:12:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-07 07:12:45,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-07 07:12:45,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 07:12:45,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 07:12:45,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_13 [2019-10-07 07:12:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 07:12:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 07:12:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 07:12:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 07:12:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 07:12:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 07:12:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 07:12:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 07:12:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-10-07 07:12:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-10-07 07:12:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-10-07 07:12:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 07:12:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_8_6 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-07 07:12:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_4 [2019-10-07 07:12:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_10_2 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_13 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_14 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_15 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-10-07 07:12:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_17 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 07:12:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_26 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_27 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_28 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_29 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_30 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_31 [2019-10-07 07:12:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_32 [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 07:12:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 07:12:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 07:12:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 07:12:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 07:12:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 07:12:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:12:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:12:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:12:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:12:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 07:12:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 07:12:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:12:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:12:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:12:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:12:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 07:12:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 07:12:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 07:12:45,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 07:12:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 07:12:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 07:12:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 07:12:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 07:12:45,538 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-07 07:12:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-10-07 07:12:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 07:12:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-07 07:12:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 07:12:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 07:12:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 07:12:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 07:12:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 07:12:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 07:12:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 07:12:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 07:12:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-07 07:12:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 07:12:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 07:12:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 07:12:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 07:12:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 07:12:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 07:12:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 07:12:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 07:12:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 07:12:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-07 07:12:45,554 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 07:12:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 07:12:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-07 07:12:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-07 07:12:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-10-07 07:12:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_13 [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_14 [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 07:12:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-07 07:12:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-07 07:12:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_27 [2019-10-07 07:12:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_30 [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 07:12:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 07:12:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_29 [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_26 [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 07:12:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_31 [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_32 [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-07 07:12:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 07:12:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_15 [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_17 [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-07 07:12:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_28 [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2019-10-07 07:12:45,567 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure send_end [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-10-07 07:12:45,568 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_led_mode [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_set [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_find_phyaddr [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2019-10-07 07:12:45,569 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txcleanup [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2019-10-07 07:12:45,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_frame_type [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start_and_end [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_start [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_with_end [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 07:12:45,571 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_no_start_no_end [2019-10-07 07:12:45,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_jumbo [2019-10-07 07:12:45,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx [2019-10-07 07:12:45,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2019-10-07 07:12:45,575 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_interrupt_handler [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_hard_start_xmit [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_phy_default_param [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-10-07 07:12:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_init_mii [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_hw_init [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_settings [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_set_settings [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nway_reset [2019-10-07 07:12:45,577 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_remove [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_probe [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_init [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_pci_driver_exit [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_ipg_pci_driver_exit_13_2 [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_ipg_pci_driver_init_13_9 [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 07:12:45,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_13_13_4 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_4_2 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_9_2 [2019-10-07 07:12:45,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_12_2 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_8_4 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_13_13_5 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-10-07 07:12:45,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_13 [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 07:12:45,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-10-07 07:12:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_8_6 [2019-10-07 07:12:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-10-07 07:12:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_4 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-10-07 07:12:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_10_2 [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 07:12:45,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 07:12:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 07:12:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 07:12:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 07:12:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:12:45,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 07:12:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mii_mutex_of_ipg_nic_private [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:12:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 07:12:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 07:12:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 07:12:48,072 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 07:12:51,540 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 07:12:56,811 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 07:12:56,811 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-07 07:12:56,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:12:56 BoogieIcfgContainer [2019-10-07 07:12:56,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 07:12:56,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 07:12:56,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 07:12:56,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 07:12:56,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 07:12:40" (1/3) ... [2019-10-07 07:12:56,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bede0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:12:56, skipping insertion in model container [2019-10-07 07:12:56,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:12:44" (2/3) ... [2019-10-07 07:12:56,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bede0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:12:56, skipping insertion in model container [2019-10-07 07:12:56,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:12:56" (3/3) ... [2019-10-07 07:12:56,820 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-icplus-ipg.cil.i [2019-10-07 07:12:56,830 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 07:12:56,842 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 07:12:56,854 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 07:12:56,893 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 07:12:56,893 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 07:12:56,893 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 07:12:56,893 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 07:12:56,893 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 07:12:56,893 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 07:12:56,894 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 07:12:56,894 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 07:12:56,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states. [2019-10-07 07:12:56,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-07 07:12:56,962 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:56,963 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:12:56,966 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:12:56,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:56,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1634697371, now seen corresponding path program 1 times [2019-10-07 07:12:56,980 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:56,981 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:56,981 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:56,981 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:56,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:57,777 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 07:12:57,778 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:57,778 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:57,779 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:57,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:57,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:57,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:57,801 INFO L87 Difference]: Start difference. First operand 2108 states. Second operand 3 states. [2019-10-07 07:12:58,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:58,560 INFO L93 Difference]: Finished difference Result 5669 states and 7409 transitions. [2019-10-07 07:12:58,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:12:58,562 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-10-07 07:12:58,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:58,624 INFO L225 Difference]: With dead ends: 5669 [2019-10-07 07:12:58,625 INFO L226 Difference]: Without dead ends: 3734 [2019-10-07 07:12:58,648 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:58,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3734 states. [2019-10-07 07:12:59,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3734 to 3730. [2019-10-07 07:12:59,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3730 states. [2019-10-07 07:12:59,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 4770 transitions. [2019-10-07 07:12:59,761 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 4770 transitions. Word has length 100 [2019-10-07 07:12:59,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:59,763 INFO L462 AbstractCegarLoop]: Abstraction has 3730 states and 4770 transitions. [2019-10-07 07:12:59,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:12:59,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 4770 transitions. [2019-10-07 07:12:59,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-07 07:12:59,775 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:59,776 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:12:59,776 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:12:59,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:59,777 INFO L82 PathProgramCache]: Analyzing trace with hash -2055775499, now seen corresponding path program 1 times [2019-10-07 07:12:59,777 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:59,777 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:59,778 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:59,778 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:59,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 07:13:00,068 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:00,068 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:00,068 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:00,070 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:00,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:00,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:00,071 INFO L87 Difference]: Start difference. First operand 3730 states and 4770 transitions. Second operand 3 states. [2019-10-07 07:13:00,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:00,745 INFO L93 Difference]: Finished difference Result 10668 states and 13694 transitions. [2019-10-07 07:13:00,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:00,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2019-10-07 07:13:00,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:00,831 INFO L225 Difference]: With dead ends: 10668 [2019-10-07 07:13:00,832 INFO L226 Difference]: Without dead ends: 6974 [2019-10-07 07:13:00,859 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:00,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6974 states. [2019-10-07 07:13:01,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6974 to 6941. [2019-10-07 07:13:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6941 states. [2019-10-07 07:13:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6941 states to 6941 states and 8916 transitions. [2019-10-07 07:13:01,398 INFO L78 Accepts]: Start accepts. Automaton has 6941 states and 8916 transitions. Word has length 106 [2019-10-07 07:13:01,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:01,399 INFO L462 AbstractCegarLoop]: Abstraction has 6941 states and 8916 transitions. [2019-10-07 07:13:01,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 6941 states and 8916 transitions. [2019-10-07 07:13:01,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-10-07 07:13:01,412 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:01,412 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:01,413 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:01,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:01,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1269837323, now seen corresponding path program 1 times [2019-10-07 07:13:01,414 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:01,414 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:01,414 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:01,414 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:01,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 07:13:01,963 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:01,963 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:01,964 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:01,967 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:01,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:01,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:01,968 INFO L87 Difference]: Start difference. First operand 6941 states and 8916 transitions. Second operand 3 states. [2019-10-07 07:13:02,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:02,718 INFO L93 Difference]: Finished difference Result 13429 states and 17308 transitions. [2019-10-07 07:13:02,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:02,718 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2019-10-07 07:13:02,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:02,777 INFO L225 Difference]: With dead ends: 13429 [2019-10-07 07:13:02,777 INFO L226 Difference]: Without dead ends: 6524 [2019-10-07 07:13:02,806 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:02,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6524 states. [2019-10-07 07:13:03,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6524 to 6493. [2019-10-07 07:13:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6493 states. [2019-10-07 07:13:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6493 states to 6493 states and 8347 transitions. [2019-10-07 07:13:03,136 INFO L78 Accepts]: Start accepts. Automaton has 6493 states and 8347 transitions. Word has length 115 [2019-10-07 07:13:03,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:03,137 INFO L462 AbstractCegarLoop]: Abstraction has 6493 states and 8347 transitions. [2019-10-07 07:13:03,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6493 states and 8347 transitions. [2019-10-07 07:13:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-07 07:13:03,142 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:03,143 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:03,143 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:03,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:03,144 INFO L82 PathProgramCache]: Analyzing trace with hash -1545510108, now seen corresponding path program 1 times [2019-10-07 07:13:03,144 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:03,144 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:03,144 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:03,144 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:03,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-10-07 07:13:03,485 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:03,485 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:03,486 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:03,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:03,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:03,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:03,488 INFO L87 Difference]: Start difference. First operand 6493 states and 8347 transitions. Second operand 5 states. [2019-10-07 07:13:03,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:03,800 INFO L93 Difference]: Finished difference Result 6499 states and 8352 transitions. [2019-10-07 07:13:03,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:03,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2019-10-07 07:13:03,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:03,846 INFO L225 Difference]: With dead ends: 6499 [2019-10-07 07:13:03,846 INFO L226 Difference]: Without dead ends: 6497 [2019-10-07 07:13:03,853 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:03,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6497 states. [2019-10-07 07:13:04,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6497 to 6497. [2019-10-07 07:13:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6497 states. [2019-10-07 07:13:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6497 states to 6497 states and 8350 transitions. [2019-10-07 07:13:04,328 INFO L78 Accepts]: Start accepts. Automaton has 6497 states and 8350 transitions. Word has length 168 [2019-10-07 07:13:04,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:04,329 INFO L462 AbstractCegarLoop]: Abstraction has 6497 states and 8350 transitions. [2019-10-07 07:13:04,329 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 6497 states and 8350 transitions. [2019-10-07 07:13:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-07 07:13:04,341 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:04,342 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:04,342 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:04,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:04,343 INFO L82 PathProgramCache]: Analyzing trace with hash -886998858, now seen corresponding path program 1 times [2019-10-07 07:13:04,343 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:04,344 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:04,344 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:04,344 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:04,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2019-10-07 07:13:04,749 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:04,749 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:04,750 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:04,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:04,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:04,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:04,752 INFO L87 Difference]: Start difference. First operand 6497 states and 8350 transitions. Second operand 5 states. [2019-10-07 07:13:05,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:05,072 INFO L93 Difference]: Finished difference Result 6503 states and 8355 transitions. [2019-10-07 07:13:05,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:05,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 173 [2019-10-07 07:13:05,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:05,134 INFO L225 Difference]: With dead ends: 6503 [2019-10-07 07:13:05,135 INFO L226 Difference]: Without dead ends: 6501 [2019-10-07 07:13:05,140 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:05,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6501 states. [2019-10-07 07:13:05,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6501 to 6501. [2019-10-07 07:13:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6501 states. [2019-10-07 07:13:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 6501 states and 8353 transitions. [2019-10-07 07:13:05,466 INFO L78 Accepts]: Start accepts. Automaton has 6501 states and 8353 transitions. Word has length 173 [2019-10-07 07:13:05,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:05,468 INFO L462 AbstractCegarLoop]: Abstraction has 6501 states and 8353 transitions. [2019-10-07 07:13:05,468 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 6501 states and 8353 transitions. [2019-10-07 07:13:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-07 07:13:05,474 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:05,475 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:05,475 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:05,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:05,476 INFO L82 PathProgramCache]: Analyzing trace with hash -85514716, now seen corresponding path program 1 times [2019-10-07 07:13:05,476 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:05,476 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:05,476 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:05,476 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:05,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2019-10-07 07:13:05,887 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:05,887 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:05,888 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:05,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:05,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:05,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:05,890 INFO L87 Difference]: Start difference. First operand 6501 states and 8353 transitions. Second operand 5 states. [2019-10-07 07:13:06,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:06,255 INFO L93 Difference]: Finished difference Result 6507 states and 8358 transitions. [2019-10-07 07:13:06,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:06,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 178 [2019-10-07 07:13:06,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:06,306 INFO L225 Difference]: With dead ends: 6507 [2019-10-07 07:13:06,306 INFO L226 Difference]: Without dead ends: 6503 [2019-10-07 07:13:06,314 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:06,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6503 states. [2019-10-07 07:13:06,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6503 to 6503. [2019-10-07 07:13:06,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6503 states. [2019-10-07 07:13:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6503 states to 6503 states and 8354 transitions. [2019-10-07 07:13:06,782 INFO L78 Accepts]: Start accepts. Automaton has 6503 states and 8354 transitions. Word has length 178 [2019-10-07 07:13:06,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:06,783 INFO L462 AbstractCegarLoop]: Abstraction has 6503 states and 8354 transitions. [2019-10-07 07:13:06,783 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 6503 states and 8354 transitions. [2019-10-07 07:13:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-07 07:13:06,793 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:06,793 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:06,794 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:06,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:06,794 INFO L82 PathProgramCache]: Analyzing trace with hash -797457098, now seen corresponding path program 1 times [2019-10-07 07:13:06,795 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:06,795 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:06,795 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:06,795 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:06,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-10-07 07:13:07,221 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:07,223 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:07,223 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:07,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:07,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:07,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:07,224 INFO L87 Difference]: Start difference. First operand 6503 states and 8354 transitions. Second operand 5 states. [2019-10-07 07:13:07,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:07,684 INFO L93 Difference]: Finished difference Result 6503 states and 8354 transitions. [2019-10-07 07:13:07,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 07:13:07,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 183 [2019-10-07 07:13:07,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:07,729 INFO L225 Difference]: With dead ends: 6503 [2019-10-07 07:13:07,730 INFO L226 Difference]: Without dead ends: 6390 [2019-10-07 07:13:07,736 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:07,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6390 states. [2019-10-07 07:13:08,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6390 to 6390. [2019-10-07 07:13:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6390 states. [2019-10-07 07:13:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 8202 transitions. [2019-10-07 07:13:08,185 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 8202 transitions. Word has length 183 [2019-10-07 07:13:08,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:08,186 INFO L462 AbstractCegarLoop]: Abstraction has 6390 states and 8202 transitions. [2019-10-07 07:13:08,186 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 8202 transitions. [2019-10-07 07:13:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-10-07 07:13:08,194 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:08,195 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:08,195 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:08,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:08,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1099351578, now seen corresponding path program 1 times [2019-10-07 07:13:08,196 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:08,196 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:08,196 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:08,196 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:08,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2019-10-07 07:13:08,425 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:08,426 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:08,426 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:08,427 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:08,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:08,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:08,427 INFO L87 Difference]: Start difference. First operand 6390 states and 8202 transitions. Second operand 3 states. [2019-10-07 07:13:09,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:09,220 INFO L93 Difference]: Finished difference Result 14157 states and 18191 transitions. [2019-10-07 07:13:09,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:09,221 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2019-10-07 07:13:09,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:09,267 INFO L225 Difference]: With dead ends: 14157 [2019-10-07 07:13:09,267 INFO L226 Difference]: Without dead ends: 8535 [2019-10-07 07:13:09,299 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:09,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8535 states. [2019-10-07 07:13:09,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8535 to 8523. [2019-10-07 07:13:09,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8523 states. [2019-10-07 07:13:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8523 states to 8523 states and 10936 transitions. [2019-10-07 07:13:09,718 INFO L78 Accepts]: Start accepts. Automaton has 8523 states and 10936 transitions. Word has length 195 [2019-10-07 07:13:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:09,720 INFO L462 AbstractCegarLoop]: Abstraction has 8523 states and 10936 transitions. [2019-10-07 07:13:09,720 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 8523 states and 10936 transitions. [2019-10-07 07:13:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-10-07 07:13:09,836 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:09,836 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 6, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:09,837 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:09,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:09,837 INFO L82 PathProgramCache]: Analyzing trace with hash 509092242, now seen corresponding path program 1 times [2019-10-07 07:13:09,838 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:09,838 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:09,838 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:09,838 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:09,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2019-10-07 07:13:10,294 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:10,294 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:13:10,295 INFO L95 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 [2019-10-07 07:13:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:11,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 3571 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-07 07:13:11,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:13:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2019-10-07 07:13:11,847 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:13:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2019-10-07 07:13:12,591 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 07:13:12,592 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2019-10-07 07:13:12,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 07:13:12,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 07:13:12,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:12,593 INFO L87 Difference]: Start difference. First operand 8523 states and 10936 transitions. Second operand 4 states. [2019-10-07 07:13:15,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:15,902 INFO L93 Difference]: Finished difference Result 21044 states and 27022 transitions. [2019-10-07 07:13:15,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 07:13:15,902 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 260 [2019-10-07 07:13:15,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:15,977 INFO L225 Difference]: With dead ends: 21044 [2019-10-07 07:13:15,977 INFO L226 Difference]: Without dead ends: 13289 [2019-10-07 07:13:16,013 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 526 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:16,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13289 states. [2019-10-07 07:13:17,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13289 to 13265. [2019-10-07 07:13:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13265 states. [2019-10-07 07:13:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13265 states to 13265 states and 17022 transitions. [2019-10-07 07:13:17,089 INFO L78 Accepts]: Start accepts. Automaton has 13265 states and 17022 transitions. Word has length 260 [2019-10-07 07:13:17,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:17,092 INFO L462 AbstractCegarLoop]: Abstraction has 13265 states and 17022 transitions. [2019-10-07 07:13:17,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 07:13:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 13265 states and 17022 transitions. [2019-10-07 07:13:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-10-07 07:13:17,127 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:17,128 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:17,344 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:13:17,345 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:17,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:17,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1464394828, now seen corresponding path program 1 times [2019-10-07 07:13:17,346 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:17,346 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:17,346 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:17,347 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:17,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:17,849 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2019-10-07 07:13:17,850 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:17,850 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:13:17,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:13:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:19,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 3988 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-07 07:13:19,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:13:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2019-10-07 07:13:19,418 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:13:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2019-10-07 07:13:20,171 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 07:13:20,172 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2019-10-07 07:13:20,173 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 07:13:20,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 07:13:20,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:20,173 INFO L87 Difference]: Start difference. First operand 13265 states and 17022 transitions. Second operand 4 states. [2019-10-07 07:13:25,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:25,744 INFO L93 Difference]: Finished difference Result 32256 states and 41478 transitions. [2019-10-07 07:13:25,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 07:13:25,745 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 326 [2019-10-07 07:13:25,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:25,830 INFO L225 Difference]: With dead ends: 32256 [2019-10-07 07:13:25,830 INFO L226 Difference]: Without dead ends: 19759 [2019-10-07 07:13:25,881 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 666 GetRequests, 660 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:13:25,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19759 states. [2019-10-07 07:13:26,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19759 to 19735. [2019-10-07 07:13:26,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19735 states. [2019-10-07 07:13:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19735 states to 19735 states and 25385 transitions. [2019-10-07 07:13:26,958 INFO L78 Accepts]: Start accepts. Automaton has 19735 states and 25385 transitions. Word has length 326 [2019-10-07 07:13:26,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:26,959 INFO L462 AbstractCegarLoop]: Abstraction has 19735 states and 25385 transitions. [2019-10-07 07:13:26,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 07:13:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 19735 states and 25385 transitions. [2019-10-07 07:13:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-10-07 07:13:26,983 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:26,984 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 10, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:27,197 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:13:27,198 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:27,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:27,198 INFO L82 PathProgramCache]: Analyzing trace with hash 953583225, now seen corresponding path program 1 times [2019-10-07 07:13:27,198 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:27,198 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:27,198 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:27,199 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:27,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:27,618 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2019-10-07 07:13:27,619 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:27,619 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:27,620 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:27,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:27,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:27,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:27,622 INFO L87 Difference]: Start difference. First operand 19735 states and 25385 transitions. Second operand 5 states. [2019-10-07 07:13:28,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:28,839 INFO L93 Difference]: Finished difference Result 41645 states and 53507 transitions. [2019-10-07 07:13:28,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:13:28,840 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 364 [2019-10-07 07:13:28,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:29,004 INFO L225 Difference]: With dead ends: 41645 [2019-10-07 07:13:29,004 INFO L226 Difference]: Without dead ends: 22678 [2019-10-07 07:13:29,066 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:29,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22678 states. [2019-10-07 07:13:30,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22678 to 22662. [2019-10-07 07:13:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22662 states. [2019-10-07 07:13:30,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22662 states to 22662 states and 29077 transitions. [2019-10-07 07:13:30,444 INFO L78 Accepts]: Start accepts. Automaton has 22662 states and 29077 transitions. Word has length 364 [2019-10-07 07:13:30,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:30,445 INFO L462 AbstractCegarLoop]: Abstraction has 22662 states and 29077 transitions. [2019-10-07 07:13:30,445 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 22662 states and 29077 transitions. [2019-10-07 07:13:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2019-10-07 07:13:30,467 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:30,467 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 10, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:30,467 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:30,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:30,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1169302519, now seen corresponding path program 1 times [2019-10-07 07:13:30,468 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:30,468 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:30,468 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:30,468 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:30,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:30,791 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2019-10-07 07:13:30,792 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:30,792 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:30,792 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:30,793 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:30,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:30,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:30,793 INFO L87 Difference]: Start difference. First operand 22662 states and 29077 transitions. Second operand 5 states. [2019-10-07 07:13:32,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:32,074 INFO L93 Difference]: Finished difference Result 46709 states and 59951 transitions. [2019-10-07 07:13:32,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:13:32,075 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 365 [2019-10-07 07:13:32,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:32,207 INFO L225 Difference]: With dead ends: 46709 [2019-10-07 07:13:32,207 INFO L226 Difference]: Without dead ends: 24815 [2019-10-07 07:13:32,283 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:32,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24815 states. [2019-10-07 07:13:33,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24815 to 24799. [2019-10-07 07:13:33,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24799 states. [2019-10-07 07:13:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24799 states to 24799 states and 31817 transitions. [2019-10-07 07:13:33,529 INFO L78 Accepts]: Start accepts. Automaton has 24799 states and 31817 transitions. Word has length 365 [2019-10-07 07:13:33,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:33,530 INFO L462 AbstractCegarLoop]: Abstraction has 24799 states and 31817 transitions. [2019-10-07 07:13:33,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 24799 states and 31817 transitions. [2019-10-07 07:13:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-10-07 07:13:33,549 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:33,549 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 10, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:33,550 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:33,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:33,550 INFO L82 PathProgramCache]: Analyzing trace with hash 215490274, now seen corresponding path program 1 times [2019-10-07 07:13:33,550 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:33,550 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:33,551 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:33,551 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:33,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2019-10-07 07:13:33,841 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:33,841 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:33,842 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:13:33,842 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:13:33,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:13:33,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:33,843 INFO L87 Difference]: Start difference. First operand 24799 states and 31817 transitions. Second operand 5 states. [2019-10-07 07:13:35,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:35,786 INFO L93 Difference]: Finished difference Result 50955 states and 65411 transitions. [2019-10-07 07:13:35,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:13:35,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 366 [2019-10-07 07:13:35,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:35,905 INFO L225 Difference]: With dead ends: 50955 [2019-10-07 07:13:35,905 INFO L226 Difference]: Without dead ends: 26924 [2019-10-07 07:13:35,963 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:13:35,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26924 states. [2019-10-07 07:13:36,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26924 to 26908. [2019-10-07 07:13:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26908 states. [2019-10-07 07:13:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26908 states to 26908 states and 34531 transitions. [2019-10-07 07:13:36,962 INFO L78 Accepts]: Start accepts. Automaton has 26908 states and 34531 transitions. Word has length 366 [2019-10-07 07:13:36,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:36,963 INFO L462 AbstractCegarLoop]: Abstraction has 26908 states and 34531 transitions. [2019-10-07 07:13:36,963 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:13:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 26908 states and 34531 transitions. [2019-10-07 07:13:36,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2019-10-07 07:13:36,996 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:36,997 INFO L385 BasicCegarLoop]: trace histogram [13, 11, 11, 9, 9, 9, 9, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 07:13:36,997 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 07:13:36,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:36,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1317986311, now seen corresponding path program 1 times [2019-10-07 07:13:36,998 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:36,998 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:36,998 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:36,998 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:36,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2019-10-07 07:13:37,356 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:37,356 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 07:13:37,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:13:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:39,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 4422 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 07:13:39,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 07:13:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2019-10-07 07:13:39,290 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 07:13:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2019-10-07 07:13:40,109 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 07:13:40,159 INFO L162 IcfgInterpreter]: Started Sifa with 205 locations of interest [2019-10-07 07:13:40,160 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 07:13:40,168 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 07:13:40,177 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 07:13:40,178 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 07:20:29,239 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 1947 [2019-10-07 07:20:38,365 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 147 [2019-10-07 07:20:39,372 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 1934 [2019-10-07 07:20:40,294 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 1934 [2019-10-07 07:20:41,144 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 1934 [2019-10-07 07:20:42,512 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:43,868 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:45,155 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:46,514 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:49,016 WARN L191 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 2130 DAG size of output: 2128 [2019-10-07 07:20:50,279 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:51,650 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:52,913 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:54,182 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:55,512 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2128 [2019-10-07 07:20:55,553 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 532 for LOIs [2019-10-07 07:20:56,506 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 1906 [2019-10-07 07:20:57,167 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 1906 [2019-10-07 07:20:58,470 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 2100 [2019-10-07 07:20:58,473 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 2180 for LOIs [2019-10-07 07:20:59,749 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2180 [2019-10-07 07:21:01,058 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2180 [2019-10-07 07:21:02,746 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:04,062 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2180 [2019-10-07 07:21:05,335 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2180 [2019-10-07 07:21:05,518 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-10-07 07:21:07,129 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:08,648 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:09,945 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:11,634 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:14,093 WARN L191 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 2288 DAG size of output: 2188 [2019-10-07 07:21:15,401 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:15,572 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-10-07 07:21:17,166 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:18,468 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:19,758 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:21,403 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:22,676 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:23,952 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:25,635 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:26,936 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:28,242 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:29,914 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:31,200 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:32,507 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:34,177 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:35,463 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:36,728 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:38,366 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:39,647 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:40,935 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:42,606 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:43,903 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:45,207 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:46,851 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:48,152 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:49,435 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:51,108 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:52,401 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:53,722 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:55,496 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:21:56,804 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:58,119 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:21:59,786 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:22:01,074 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:02,347 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:04,001 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:22:05,273 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:06,541 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:08,207 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:22:09,536 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:10,840 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 2188 [2019-10-07 07:22:10,950 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2019-10-07 07:22:12,572 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 2286 [2019-10-07 07:22:12,933 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 07:22:12,934 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: ε at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: ε at de.uni_freiburg.informatik.ultimate.lib.sifa.PriorityWorklist.add(PriorityWorklist.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.lambda$2(DagInterpreter.java:135) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:135) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) ... 21 more [2019-10-07 07:22:12,949 INFO L168 Benchmark]: Toolchain (without parser) took 572759.98 ms. Allocated memory was 145.2 MB in the beginning and 3.0 GB in the end (delta: 2.9 GB). Free memory was 88.7 MB in the beginning and 1.1 GB in the end (delta: -999.7 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,950 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4681.99 ms. Allocated memory was 145.2 MB in the beginning and 264.2 MB in the end (delta: 119.0 MB). Free memory was 88.5 MB in the beginning and 110.3 MB in the end (delta: -21.8 MB). Peak memory consumption was 129.1 MB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,953 INFO L168 Benchmark]: Boogie Preprocessor took 514.52 ms. Allocated memory was 264.2 MB in the beginning and 330.8 MB in the end (delta: 66.6 MB). Free memory was 110.3 MB in the beginning and 261.9 MB in the end (delta: -151.6 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,955 INFO L168 Benchmark]: RCFGBuilder took 11427.76 ms. Allocated memory was 330.8 MB in the beginning and 473.4 MB in the end (delta: 142.6 MB). Free memory was 261.9 MB in the beginning and 199.8 MB in the end (delta: 62.0 MB). Peak memory consumption was 302.8 MB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,956 INFO L168 Benchmark]: TraceAbstraction took 556131.00 ms. Allocated memory was 473.4 MB in the beginning and 3.0 GB in the end (delta: 2.6 GB). Free memory was 199.8 MB in the beginning and 1.1 GB in the end (delta: -888.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2019-10-07 07:22:12,964 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4681.99 ms. Allocated memory was 145.2 MB in the beginning and 264.2 MB in the end (delta: 119.0 MB). Free memory was 88.5 MB in the beginning and 110.3 MB in the end (delta: -21.8 MB). Peak memory consumption was 129.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 514.52 ms. Allocated memory was 264.2 MB in the beginning and 330.8 MB in the end (delta: 66.6 MB). Free memory was 110.3 MB in the beginning and 261.9 MB in the end (delta: -151.6 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 11427.76 ms. Allocated memory was 330.8 MB in the beginning and 473.4 MB in the end (delta: 142.6 MB). Free memory was 261.9 MB in the beginning and 199.8 MB in the end (delta: 62.0 MB). Peak memory consumption was 302.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 556131.00 ms. Allocated memory was 473.4 MB in the beginning and 3.0 GB in the end (delta: 2.6 GB). Free memory was 199.8 MB in the beginning and 1.1 GB in the end (delta: -888.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: ε de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: ε: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...