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-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 07:11:25,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 07:11:25,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 07:11:25,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 07:11:25,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 07:11:25,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 07:11:25,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 07:11:25,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 07:11:25,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 07:11:25,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 07:11:25,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 07:11:25,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 07:11:25,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 07:11:25,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 07:11:25,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 07:11:25,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 07:11:25,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 07:11:25,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 07:11:25,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 07:11:25,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 07:11:25,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 07:11:25,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 07:11:25,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 07:11:25,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 07:11:25,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 07:11:25,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 07:11:25,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 07:11:25,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 07:11:25,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 07:11:25,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 07:11:25,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 07:11:25,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 07:11:25,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 07:11:25,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 07:11:25,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 07:11:25,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 07:11:25,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 07:11:25,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 07:11:25,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 07:11:25,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 07:11:25,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 07:11:25,614 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 07:11:25,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 07:11:25,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 07:11:25,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 07:11:25,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 07:11:25,629 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 07:11:25,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 07:11:25,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 07:11:25,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 07:11:25,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 07:11:25,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 07:11:25,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 07:11:25,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 07:11:25,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 07:11:25,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 07:11:25,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 07:11:25,631 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 07:11:25,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 07:11:25,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 07:11:25,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 07:11:25,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 07:11:25,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 07:11:25,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 07:11:25,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 07:11:25,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 07:11:25,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 07:11:25,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 07:11:25,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 07:11:25,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 07:11:25,634 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 07:11:25,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 07:11:25,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 07:11:25,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 07:11:25,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 07:11:25,906 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 07:11:25,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2019-10-07 07:11:25,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcee9127/424b6b9e88244946a39fd0eeb71503f4/FLAGfd8af021d [2019-10-07 07:11:26,838 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 07:11:26,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2019-10-07 07:11:26,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcee9127/424b6b9e88244946a39fd0eeb71503f4/FLAGfd8af021d [2019-10-07 07:11:27,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbcee9127/424b6b9e88244946a39fd0eeb71503f4 [2019-10-07 07:11:27,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 07:11:27,319 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 07:11:27,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 07:11:27,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 07:11:27,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 07:11:27,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:11:27" (1/1) ... [2019-10-07 07:11:27,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126c6163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:27, skipping insertion in model container [2019-10-07 07:11:27,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 07:11:27" (1/1) ... [2019-10-07 07:11:27,334 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 07:11:27,497 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 07:11:30,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:11:30,510 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 07:11:30,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 07:11:31,576 INFO L192 MainTranslator]: Completed translation [2019-10-07 07:11:31,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31 WrapperNode [2019-10-07 07:11:31,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 07:11:31,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 07:11:31,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 07:11:31,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 07:11:31,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (1/1) ... [2019-10-07 07:11:31,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 07:11:31,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 07:11:31,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 07:11:31,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 07:11:32,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (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 07:11:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 07:11:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 07:11:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 07:11:32,086 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 07:11:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:11:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:11:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:11:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 07:11:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-07 07:11:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 07:11:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 07:11:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 07:11:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 07:11:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 07:11:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 07:11:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 07:11:32,093 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-07 07:11:32,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-07 07:11:32,094 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 07:11:32,094 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 07:11:32,094 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-07 07:11:32,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 07:11:32,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 07:11:32,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 07:11:32,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 07:11:32,096 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 07:11:32,096 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2019-10-07 07:11:32,097 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2019-10-07 07:11:32,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2019-10-07 07:11:32,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2019-10-07 07:11:32,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2019-10-07 07:11:32,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2019-10-07 07:11:32,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2019-10-07 07:11:32,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2019-10-07 07:11:32,100 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2019-10-07 07:11:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2019-10-07 07:11:32,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2019-10-07 07:11:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2019-10-07 07:11:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2019-10-07 07:11:32,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2019-10-07 07:11:32,103 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2019-10-07 07:11:32,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2019-10-07 07:11:32,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2019-10-07 07:11:32,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2019-10-07 07:11:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2019-10-07 07:11:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2019-10-07 07:11:32,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2019-10-07 07:11:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2019-10-07 07:11:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2019-10-07 07:11:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 07:11:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2019-10-07 07:11:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-07 07:11:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-07 07:11:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2019-10-07 07:11:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2019-10-07 07:11:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-07 07:11:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-10-07 07:11:32,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-07 07:11:32,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 07:11:32,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 07:11:32,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-07 07:11:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-07 07:11:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-07 07:11:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-07 07:11:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-07 07:11:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-07 07:11:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-07 07:11:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-07 07:11:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-07 07:11:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-07 07:11:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-07 07:11:32,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-07 07:11:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-07 07:11:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-07 07:11:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-07 07:11:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-07 07:11:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-07 07:11:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-07 07:11:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-07 07:11:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-07 07:11:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-07 07:11:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-07 07:11:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2019-10-07 07:11:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2019-10-07 07:11:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2019-10-07 07:11:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2019-10-07 07:11:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-07 07:11:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-07 07:11:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-07 07:11:32,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-07 07:11:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-07 07:11:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-07 07:11:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-07 07:11:32,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2019-10-07 07:11:32,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2019-10-07 07:11:32,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2019-10-07 07:11:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2019-10-07 07:11:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 07:11:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 07:11:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-07 07:11:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-07 07:11:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2019-10-07 07:11:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_14 [2019-10-07 07:11:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-10-07 07:11:32,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_17 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_8 [2019-10-07 07:11:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_12 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_17 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_20 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_21 [2019-10-07 07:11:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-07 07:11:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_31 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_32 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_33 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_34 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_35 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_36 [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 07:11:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 07:11:32,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 07:11:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 07:11:32,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 07:11:32,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 07:11:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:11:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-07 07:11:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2019-10-07 07:11:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2019-10-07 07:11:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2019-10-07 07:11:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2019-10-07 07:11:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2019-10-07 07:11:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2019-10-07 07:11:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2019-10-07 07:11:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2019-10-07 07:11:32,152 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-07 07:11:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 07:11:32,155 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-07 07:11:32,156 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2019-10-07 07:11:32,157 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 07:11:32,158 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 07:11:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 07:11:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 07:11:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 07:11:32,159 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 07:11:32,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 07:11:32,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 07:11:32,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 07:11:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 07:11:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 07:11:32,163 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 07:11:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_32 [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 07:11:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_17 [2019-10-07 07:11:32,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_16 [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 07:11:32,167 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 07:11:32,168 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 07:11:32,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 07:11:32,169 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 07:11:32,170 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-07 07:11:32,170 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 07:11:32,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 07:11:32,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 07:11:32,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_31 [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 07:11:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_20 [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_21 [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 07:11:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_33 [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2019-10-07 07:11:32,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_34 [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2019-10-07 07:11:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_35 [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_36 [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 07:11:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2019-10-07 07:11:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2019-10-07 07:11:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2019-10-07 07:11:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2019-10-07 07:11:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2019-10-07 07:11:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2019-10-07 07:11:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2019-10-07 07:11:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-07 07:11:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-07 07:11:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2019-10-07 07:11:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2019-10-07 07:11:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-07 07:11:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2019-10-07 07:11:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2019-10-07 07:11:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-07 07:11:32,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-07 07:11:32,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-07 07:11:32,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2019-10-07 07:11:32,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-07 07:11:32,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2019-10-07 07:11:32,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_14 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_17 [2019-10-07 07:11:32,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_8 [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_12 [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 07:11:32,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 07:11:32,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 07:11:32,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 07:11:32,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 07:11:32,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 07:11:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mcp_lock_of_mcp251x_priv [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 07:11:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 07:11:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 07:11:32,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 07:11:33,683 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 07:12:26,640 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 07:12:34,813 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 07:12:34,813 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 07:12:34,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:12:34 BoogieIcfgContainer [2019-10-07 07:12:34,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 07:12:34,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 07:12:34,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 07:12:34,820 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 07:12:34,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 07:11:27" (1/3) ... [2019-10-07 07:12:34,821 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775ce6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:12:34, skipping insertion in model container [2019-10-07 07:12:34,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 07:11:31" (2/3) ... [2019-10-07 07:12:34,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775ce6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 07:12:34, skipping insertion in model container [2019-10-07 07:12:34,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 07:12:34" (3/3) ... [2019-10-07 07:12:34,823 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2019-10-07 07:12:34,831 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 07:12:34,841 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 07:12:34,852 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 07:12:34,886 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 07:12:34,886 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 07:12:34,887 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 07:12:34,887 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 07:12:34,887 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 07:12:34,887 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 07:12:34,887 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 07:12:34,887 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 07:12:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states. [2019-10-07 07:12:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-07 07:12:34,957 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:34,959 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:34,961 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 07:12:34,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:34,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1809407889, now seen corresponding path program 1 times [2019-10-07 07:12:34,975 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:34,975 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:34,976 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:34,976 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:34,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:35,989 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:35,989 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:35,990 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:35,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:36,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:36,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:36,010 INFO L87 Difference]: Start difference. First operand 1976 states. Second operand 3 states. [2019-10-07 07:12:36,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:36,396 INFO L93 Difference]: Finished difference Result 5011 states and 6628 transitions. [2019-10-07 07:12:36,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:12:36,398 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-10-07 07:12:36,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:36,436 INFO L225 Difference]: With dead ends: 5011 [2019-10-07 07:12:36,436 INFO L226 Difference]: Without dead ends: 3269 [2019-10-07 07:12:36,450 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:12:36,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3269 states. [2019-10-07 07:12:36,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3269 to 3244. [2019-10-07 07:12:36,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3244 states. [2019-10-07 07:12:36,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 4189 transitions. [2019-10-07 07:12:36,714 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 4189 transitions. Word has length 126 [2019-10-07 07:12:36,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:36,715 INFO L462 AbstractCegarLoop]: Abstraction has 3244 states and 4189 transitions. [2019-10-07 07:12:36,715 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:12:36,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 4189 transitions. [2019-10-07 07:12:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-10-07 07:12:36,721 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:36,721 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:36,721 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 07:12:36,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:36,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1946234253, now seen corresponding path program 1 times [2019-10-07 07:12:36,722 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:36,722 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:36,722 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:36,723 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:36,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:37,073 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:37,073 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:37,073 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:37,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:37,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:37,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:37,075 INFO L87 Difference]: Start difference. First operand 3244 states and 4189 transitions. Second operand 3 states. [2019-10-07 07:12:39,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:39,741 INFO L93 Difference]: Finished difference Result 9399 states and 12172 transitions. [2019-10-07 07:12:39,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:12:39,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2019-10-07 07:12:39,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:39,796 INFO L225 Difference]: With dead ends: 9399 [2019-10-07 07:12:39,796 INFO L226 Difference]: Without dead ends: 6197 [2019-10-07 07:12:39,817 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 07:12:39,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2019-10-07 07:12:40,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2019-10-07 07:12:40,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6193 states. [2019-10-07 07:12:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8015 transitions. [2019-10-07 07:12:40,118 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8015 transitions. Word has length 123 [2019-10-07 07:12:40,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:40,119 INFO L462 AbstractCegarLoop]: Abstraction has 6193 states and 8015 transitions. [2019-10-07 07:12:40,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:12:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8015 transitions. [2019-10-07 07:12:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-07 07:12:40,122 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:40,123 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:40,123 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 07:12:40,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:40,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1785831983, now seen corresponding path program 1 times [2019-10-07 07:12:40,124 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:40,124 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:40,124 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:40,124 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:40,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:40,509 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:40,510 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:40,510 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:40,511 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:40,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:40,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:40,511 INFO L87 Difference]: Start difference. First operand 6193 states and 8015 transitions. Second operand 3 states. [2019-10-07 07:12:41,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:41,054 INFO L93 Difference]: Finished difference Result 17547 states and 22649 transitions. [2019-10-07 07:12:41,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:12:41,055 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-10-07 07:12:41,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:41,134 INFO L225 Difference]: With dead ends: 17547 [2019-10-07 07:12:41,134 INFO L226 Difference]: Without dead ends: 11396 [2019-10-07 07:12:41,165 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:12:41,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11396 states. [2019-10-07 07:12:42,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11396 to 11355. [2019-10-07 07:12:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11355 states. [2019-10-07 07:12:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11355 states to 11355 states and 14623 transitions. [2019-10-07 07:12:42,694 INFO L78 Accepts]: Start accepts. Automaton has 11355 states and 14623 transitions. Word has length 129 [2019-10-07 07:12:42,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:42,695 INFO L462 AbstractCegarLoop]: Abstraction has 11355 states and 14623 transitions. [2019-10-07 07:12:42,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:12:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 11355 states and 14623 transitions. [2019-10-07 07:12:42,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-07 07:12:42,699 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:42,699 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:42,700 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 07:12:42,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:42,700 INFO L82 PathProgramCache]: Analyzing trace with hash 630053255, now seen corresponding path program 1 times [2019-10-07 07:12:42,701 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:42,701 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:42,701 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:42,701 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:42,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:43,011 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:43,012 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:43,012 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:43,012 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:43,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:43,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:43,013 INFO L87 Difference]: Start difference. First operand 11355 states and 14623 transitions. Second operand 3 states. [2019-10-07 07:12:43,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:43,801 INFO L93 Difference]: Finished difference Result 32749 states and 42109 transitions. [2019-10-07 07:12:43,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:12:43,802 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2019-10-07 07:12:43,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:43,938 INFO L225 Difference]: With dead ends: 32749 [2019-10-07 07:12:43,938 INFO L226 Difference]: Without dead ends: 21436 [2019-10-07 07:12:43,999 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 07:12:44,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21436 states. [2019-10-07 07:12:44,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21436 to 21395. [2019-10-07 07:12:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21395 states. [2019-10-07 07:12:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21395 states to 21395 states and 27467 transitions. [2019-10-07 07:12:44,887 INFO L78 Accepts]: Start accepts. Automaton has 21395 states and 27467 transitions. Word has length 130 [2019-10-07 07:12:44,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:44,888 INFO L462 AbstractCegarLoop]: Abstraction has 21395 states and 27467 transitions. [2019-10-07 07:12:44,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:12:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 21395 states and 27467 transitions. [2019-10-07 07:12:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-07 07:12:44,892 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:44,892 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:44,892 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 07:12:44,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:44,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1426434512, now seen corresponding path program 1 times [2019-10-07 07:12:44,893 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:44,893 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:44,893 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:44,893 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:44,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:45,392 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:45,392 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:45,393 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:45,393 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 07:12:45,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 07:12:45,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 07:12:45,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 07:12:45,395 INFO L87 Difference]: Start difference. First operand 21395 states and 27467 transitions. Second operand 6 states. [2019-10-07 07:12:55,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:12:55,182 INFO L93 Difference]: Finished difference Result 83902 states and 109818 transitions. [2019-10-07 07:12:55,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 07:12:55,183 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2019-10-07 07:12:55,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:12:55,515 INFO L225 Difference]: With dead ends: 83902 [2019-10-07 07:12:55,515 INFO L226 Difference]: Without dead ends: 62549 [2019-10-07 07:12:55,612 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-07 07:12:55,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62549 states. [2019-10-07 07:12:57,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62549 to 62227. [2019-10-07 07:12:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62227 states. [2019-10-07 07:12:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62227 states to 62227 states and 81811 transitions. [2019-10-07 07:12:58,174 INFO L78 Accepts]: Start accepts. Automaton has 62227 states and 81811 transitions. Word has length 137 [2019-10-07 07:12:58,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:12:58,174 INFO L462 AbstractCegarLoop]: Abstraction has 62227 states and 81811 transitions. [2019-10-07 07:12:58,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 07:12:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 62227 states and 81811 transitions. [2019-10-07 07:12:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-10-07 07:12:58,180 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:12:58,180 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:12:58,181 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 07:12:58,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:12:58,181 INFO L82 PathProgramCache]: Analyzing trace with hash -72768164, now seen corresponding path program 1 times [2019-10-07 07:12:58,181 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:12:58,181 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:58,182 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:58,182 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:12:58,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:12:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:12:58,532 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:12:58,532 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:12:58,533 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:12:58,533 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:12:58,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:12:58,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:12:58,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:12:58,535 INFO L87 Difference]: Start difference. First operand 62227 states and 81811 transitions. Second operand 3 states. [2019-10-07 07:13:02,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:02,411 INFO L93 Difference]: Finished difference Result 179613 states and 235301 transitions. [2019-10-07 07:13:02,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:02,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2019-10-07 07:13:02,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:03,021 INFO L225 Difference]: With dead ends: 179613 [2019-10-07 07:13:03,021 INFO L226 Difference]: Without dead ends: 117428 [2019-10-07 07:13:03,251 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:13:03,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117428 states. [2019-10-07 07:13:06,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117428 to 117267. [2019-10-07 07:13:06,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117267 states. [2019-10-07 07:13:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117267 states to 117267 states and 153127 transitions. [2019-10-07 07:13:11,571 INFO L78 Accepts]: Start accepts. Automaton has 117267 states and 153127 transitions. Word has length 144 [2019-10-07 07:13:11,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:11,572 INFO L462 AbstractCegarLoop]: Abstraction has 117267 states and 153127 transitions. [2019-10-07 07:13:11,572 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:11,572 INFO L276 IsEmpty]: Start isEmpty. Operand 117267 states and 153127 transitions. [2019-10-07 07:13:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-10-07 07:13:11,579 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:11,579 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:11,579 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 07:13:11,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:11,580 INFO L82 PathProgramCache]: Analyzing trace with hash -144885831, now seen corresponding path program 1 times [2019-10-07 07:13:11,580 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:11,580 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:11,580 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:11,580 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:11,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:13:11,852 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:11,853 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:11,853 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:11,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:11,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:11,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:11,854 INFO L87 Difference]: Start difference. First operand 117267 states and 153127 transitions. Second operand 3 states. [2019-10-07 07:13:15,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:15,756 INFO L93 Difference]: Finished difference Result 262269 states and 342311 transitions. [2019-10-07 07:13:15,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:15,756 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2019-10-07 07:13:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:17,315 INFO L225 Difference]: With dead ends: 262269 [2019-10-07 07:13:17,315 INFO L226 Difference]: Without dead ends: 145044 [2019-10-07 07:13:17,604 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 07:13:17,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145044 states. [2019-10-07 07:13:22,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145044 to 144883. [2019-10-07 07:13:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144883 states. [2019-10-07 07:13:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144883 states to 144883 states and 188753 transitions. [2019-10-07 07:13:23,288 INFO L78 Accepts]: Start accepts. Automaton has 144883 states and 188753 transitions. Word has length 145 [2019-10-07 07:13:23,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:23,289 INFO L462 AbstractCegarLoop]: Abstraction has 144883 states and 188753 transitions. [2019-10-07 07:13:23,289 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand 144883 states and 188753 transitions. [2019-10-07 07:13:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-07 07:13:23,295 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:23,296 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:23,296 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 07:13:23,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:23,296 INFO L82 PathProgramCache]: Analyzing trace with hash 982129573, now seen corresponding path program 1 times [2019-10-07 07:13:23,297 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:23,297 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:23,297 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:23,297 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:23,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:13:23,591 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:23,591 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:23,591 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:23,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:23,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:23,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:23,593 INFO L87 Difference]: Start difference. First operand 144883 states and 188753 transitions. Second operand 3 states. [2019-10-07 07:13:32,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:32,436 INFO L93 Difference]: Finished difference Result 317501 states and 414055 transitions. [2019-10-07 07:13:32,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:32,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-07 07:13:32,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:33,651 INFO L225 Difference]: With dead ends: 317501 [2019-10-07 07:13:33,651 INFO L226 Difference]: Without dead ends: 172660 [2019-10-07 07:13:33,943 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:13:34,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172660 states. [2019-10-07 07:13:42,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172660 to 172499. [2019-10-07 07:13:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172499 states. [2019-10-07 07:13:43,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172499 states to 172499 states and 224803 transitions. [2019-10-07 07:13:43,508 INFO L78 Accepts]: Start accepts. Automaton has 172499 states and 224803 transitions. Word has length 146 [2019-10-07 07:13:43,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:13:43,509 INFO L462 AbstractCegarLoop]: Abstraction has 172499 states and 224803 transitions. [2019-10-07 07:13:43,509 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:13:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 172499 states and 224803 transitions. [2019-10-07 07:13:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-10-07 07:13:43,520 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:13:43,520 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:43,521 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 07:13:43,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:13:43,521 INFO L82 PathProgramCache]: Analyzing trace with hash 475939111, now seen corresponding path program 1 times [2019-10-07 07:13:43,521 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:13:43,521 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:43,522 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:43,522 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:13:43,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:13:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:13:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:13:43,808 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:13:43,808 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:13:43,809 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:13:43,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:13:43,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:13:43,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:13:43,810 INFO L87 Difference]: Start difference. First operand 172499 states and 224803 transitions. Second operand 3 states. [2019-10-07 07:13:52,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:13:52,971 INFO L93 Difference]: Finished difference Result 379957 states and 492057 transitions. [2019-10-07 07:13:52,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:13:52,971 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2019-10-07 07:13:52,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:13:53,909 INFO L225 Difference]: With dead ends: 379957 [2019-10-07 07:13:53,909 INFO L226 Difference]: Without dead ends: 207500 [2019-10-07 07:13:55,066 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:13:55,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207500 states. [2019-10-07 07:14:01,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207500 to 207339. [2019-10-07 07:14:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207339 states. [2019-10-07 07:14:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207339 states to 207339 states and 266755 transitions. [2019-10-07 07:14:02,620 INFO L78 Accepts]: Start accepts. Automaton has 207339 states and 266755 transitions. Word has length 147 [2019-10-07 07:14:02,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:14:02,621 INFO L462 AbstractCegarLoop]: Abstraction has 207339 states and 266755 transitions. [2019-10-07 07:14:02,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:14:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 207339 states and 266755 transitions. [2019-10-07 07:14:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-07 07:14:02,628 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:14:02,628 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 3, 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] [2019-10-07 07:14:02,628 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 07:14:02,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:14:02,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1605080894, now seen corresponding path program 1 times [2019-10-07 07:14:02,629 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:14:02,629 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:02,629 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:02,629 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:02,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:14:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:14:02,910 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2019-10-07 07:14:02,910 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:02,910 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:14:02,911 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:14:02,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:14:02,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:14:02,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:14:02,912 INFO L87 Difference]: Start difference. First operand 207339 states and 266755 transitions. Second operand 5 states. [2019-10-07 07:14:31,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:14:31,059 INFO L93 Difference]: Finished difference Result 520483 states and 674453 transitions. [2019-10-07 07:14:31,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:14:31,059 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2019-10-07 07:14:31,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:14:32,185 INFO L225 Difference]: With dead ends: 520483 [2019-10-07 07:14:32,185 INFO L226 Difference]: Without dead ends: 313186 [2019-10-07 07:14:32,555 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-07 07:14:32,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313186 states. [2019-10-07 07:14:57,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313186 to 311969. [2019-10-07 07:14:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311969 states. [2019-10-07 07:14:58,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311969 states to 311969 states and 405503 transitions. [2019-10-07 07:14:58,915 INFO L78 Accepts]: Start accepts. Automaton has 311969 states and 405503 transitions. Word has length 151 [2019-10-07 07:14:58,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:14:58,915 INFO L462 AbstractCegarLoop]: Abstraction has 311969 states and 405503 transitions. [2019-10-07 07:14:58,916 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:14:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 311969 states and 405503 transitions. [2019-10-07 07:14:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-10-07 07:14:58,921 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:14:58,921 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:14:58,922 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 07:14:58,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:14:58,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1320331320, now seen corresponding path program 1 times [2019-10-07 07:14:58,922 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:14:58,923 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:58,923 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:58,923 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:14:58,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:14:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:14:59,216 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:14:59,216 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:14:59,216 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:14:59,217 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:14:59,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:14:59,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:14:59,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:14:59,218 INFO L87 Difference]: Start difference. First operand 311969 states and 405503 transitions. Second operand 3 states. [2019-10-07 07:15:17,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:15:17,529 INFO L93 Difference]: Finished difference Result 665569 states and 867186 transitions. [2019-10-07 07:15:17,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:15:17,529 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2019-10-07 07:15:17,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:15:18,780 INFO L225 Difference]: With dead ends: 665569 [2019-10-07 07:15:18,781 INFO L226 Difference]: Without dead ends: 353642 [2019-10-07 07:15:19,277 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:15:19,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353642 states. [2019-10-07 07:15:43,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353642 to 353409. [2019-10-07 07:15:43,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353409 states. [2019-10-07 07:15:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353409 states to 353409 states and 460544 transitions. [2019-10-07 07:15:45,921 INFO L78 Accepts]: Start accepts. Automaton has 353409 states and 460544 transitions. Word has length 150 [2019-10-07 07:15:45,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:15:45,921 INFO L462 AbstractCegarLoop]: Abstraction has 353409 states and 460544 transitions. [2019-10-07 07:15:45,921 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:15:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 353409 states and 460544 transitions. [2019-10-07 07:15:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-07 07:15:45,926 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:15:45,926 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:15:45,926 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 07:15:45,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:15:45,927 INFO L82 PathProgramCache]: Analyzing trace with hash -233451386, now seen corresponding path program 1 times [2019-10-07 07:15:45,927 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:15:45,927 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:15:45,927 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:15:45,927 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:15:45,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:15:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:15:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:15:46,206 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:15:46,207 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:15:46,207 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:15:46,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:15:46,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:15:46,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:15:46,208 INFO L87 Difference]: Start difference. First operand 353409 states and 460544 transitions. Second operand 3 states. [2019-10-07 07:16:07,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:16:07,435 INFO L93 Difference]: Finished difference Result 748509 states and 975996 transitions. [2019-10-07 07:16:07,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:16:07,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2019-10-07 07:16:07,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:16:09,019 INFO L225 Difference]: With dead ends: 748509 [2019-10-07 07:16:09,019 INFO L226 Difference]: Without dead ends: 395142 [2019-10-07 07:16:10,864 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:16:11,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395142 states. [2019-10-07 07:16:37,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395142 to 394909. [2019-10-07 07:16:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 394909 states. [2019-10-07 07:16:39,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394909 states to 394909 states and 514157 transitions. [2019-10-07 07:16:39,418 INFO L78 Accepts]: Start accepts. Automaton has 394909 states and 514157 transitions. Word has length 151 [2019-10-07 07:16:39,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:16:39,418 INFO L462 AbstractCegarLoop]: Abstraction has 394909 states and 514157 transitions. [2019-10-07 07:16:39,418 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:16:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 394909 states and 514157 transitions. [2019-10-07 07:16:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-07 07:16:39,422 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:16:39,422 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 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] [2019-10-07 07:16:39,422 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 07:16:39,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:16:39,423 INFO L82 PathProgramCache]: Analyzing trace with hash 1960827976, now seen corresponding path program 1 times [2019-10-07 07:16:39,423 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:16:39,423 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:16:39,423 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:16:39,423 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:16:39,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:16:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:16:39,676 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2019-10-07 07:16:39,677 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:16:39,677 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:16:39,677 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 07:16:39,677 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 07:16:39,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 07:16:39,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 07:16:39,678 INFO L87 Difference]: Start difference. First operand 394909 states and 514157 transitions. Second operand 5 states. [2019-10-07 07:17:22,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:17:22,587 INFO L93 Difference]: Finished difference Result 831653 states and 1083426 transitions. [2019-10-07 07:17:22,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 07:17:22,587 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2019-10-07 07:17:22,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:17:24,137 INFO L225 Difference]: With dead ends: 831653 [2019-10-07 07:17:24,137 INFO L226 Difference]: Without dead ends: 436786 [2019-10-07 07:17:24,762 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 07:17:25,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436786 states. [2019-10-07 07:17:54,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436786 to 436529. [2019-10-07 07:17:54,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436529 states. [2019-10-07 07:17:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436529 states to 436529 states and 568322 transitions. [2019-10-07 07:17:56,465 INFO L78 Accepts]: Start accepts. Automaton has 436529 states and 568322 transitions. Word has length 154 [2019-10-07 07:17:56,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:17:56,465 INFO L462 AbstractCegarLoop]: Abstraction has 436529 states and 568322 transitions. [2019-10-07 07:17:56,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 07:17:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 436529 states and 568322 transitions. [2019-10-07 07:17:56,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-07 07:17:56,470 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:17:56,470 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:17:56,470 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 07:17:56,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:17:56,471 INFO L82 PathProgramCache]: Analyzing trace with hash 848631839, now seen corresponding path program 1 times [2019-10-07 07:17:56,471 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:17:56,471 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:56,471 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:56,471 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:17:56,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:17:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:17:56,725 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:17:56,725 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:17:56,725 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:17:56,725 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:17:56,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:17:56,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:17:56,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:17:56,727 INFO L87 Difference]: Start difference. First operand 436529 states and 568322 transitions. Second operand 3 states. [2019-10-07 07:18:24,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:18:24,990 INFO L93 Difference]: Finished difference Result 914761 states and 1193856 transitions. [2019-10-07 07:18:24,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:18:24,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-10-07 07:18:24,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:18:27,602 INFO L225 Difference]: With dead ends: 914761 [2019-10-07 07:18:27,603 INFO L226 Difference]: Without dead ends: 478274 [2019-10-07 07:18:28,346 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 07:18:28,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478274 states. [2019-10-07 07:19:02,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478274 to 478041. [2019-10-07 07:19:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478041 states. [2019-10-07 07:19:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478041 states to 478041 states and 623927 transitions. [2019-10-07 07:19:04,371 INFO L78 Accepts]: Start accepts. Automaton has 478041 states and 623927 transitions. Word has length 152 [2019-10-07 07:19:04,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:19:04,372 INFO L462 AbstractCegarLoop]: Abstraction has 478041 states and 623927 transitions. [2019-10-07 07:19:04,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:19:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 478041 states and 623927 transitions. [2019-10-07 07:19:04,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-07 07:19:04,375 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:19:04,375 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:19:04,375 INFO L410 AbstractCegarLoop]: === Iteration 15 === [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 07:19:04,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:19:04,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1432685817, now seen corresponding path program 1 times [2019-10-07 07:19:04,376 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:19:04,376 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:04,376 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:04,377 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:19:04,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:19:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:19:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:19:04,661 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:19:04,661 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:19:04,661 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:19:04,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:19:04,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:19:04,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:19:04,662 INFO L87 Difference]: Start difference. First operand 478041 states and 623927 transitions. Second operand 3 states. [2019-10-07 07:19:44,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 07:19:44,004 INFO L93 Difference]: Finished difference Result 1215505 states and 1581177 transitions. [2019-10-07 07:19:44,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 07:19:44,004 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2019-10-07 07:19:44,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 07:19:59,163 INFO L225 Difference]: With dead ends: 1215505 [2019-10-07 07:19:59,163 INFO L226 Difference]: Without dead ends: 737506 [2019-10-07 07:20:00,047 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 07:20:00,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737506 states. [2019-10-07 07:20:46,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737506 to 736949. [2019-10-07 07:20:46,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 736949 states. [2019-10-07 07:20:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736949 states to 736949 states and 955427 transitions. [2019-10-07 07:20:50,504 INFO L78 Accepts]: Start accepts. Automaton has 736949 states and 955427 transitions. Word has length 153 [2019-10-07 07:20:50,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 07:20:50,505 INFO L462 AbstractCegarLoop]: Abstraction has 736949 states and 955427 transitions. [2019-10-07 07:20:50,505 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 07:20:50,505 INFO L276 IsEmpty]: Start isEmpty. Operand 736949 states and 955427 transitions. [2019-10-07 07:20:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-07 07:20:50,509 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 07:20:50,509 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:20:50,509 INFO L410 AbstractCegarLoop]: === Iteration 16 === [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 07:20:50,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 07:20:50,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1571293870, now seen corresponding path program 1 times [2019-10-07 07:20:50,510 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 07:20:50,510 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:50,510 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:50,510 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 07:20:50,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 07:20:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 07:20:50,752 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2019-10-07 07:20:50,752 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 07:20:50,752 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 07:20:50,753 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 07:20:50,753 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 07:20:50,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 07:20:50,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 07:20:50,754 INFO L87 Difference]: Start difference. First operand 736949 states and 955427 transitions. Second operand 3 states.