java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 02:26:20,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 02:26:20,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 02:26:20,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 02:26:20,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 02:26:20,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 02:26:20,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 02:26:20,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 02:26:20,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 02:26:20,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 02:26:20,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 02:26:20,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 02:26:20,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 02:26:20,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 02:26:20,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 02:26:20,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 02:26:20,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 02:26:20,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 02:26:20,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 02:26:20,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 02:26:20,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 02:26:20,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 02:26:20,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 02:26:20,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 02:26:20,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 02:26:20,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 02:26:20,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 02:26:20,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 02:26:20,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 02:26:20,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 02:26:20,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 02:26:20,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 02:26:20,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 02:26:20,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 02:26:20,756 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 02:26:20,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 02:26:20,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 02:26:20,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 02:26:20,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 02:26:20,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 02:26:20,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 02:26:20,759 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 [2019-10-02 02:26:20,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 02:26:20,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 02:26:20,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 02:26:20,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 02:26:20,782 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 02:26:20,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 02:26:20,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 02:26:20,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 02:26:20,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 02:26:20,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 02:26:20,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 02:26:20,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 02:26:20,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 02:26:20,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 02:26:20,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 02:26:20,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 02:26:20,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 02:26:20,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 02:26:20,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 02:26:20,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 02:26:20,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 02:26:20,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 02:26:20,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 02:26:20,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 02:26:20,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 02:26:20,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 02:26:20,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 02:26:20,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 02:26:20,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 02:26:20,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 02:26:20,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 02:26:20,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 02:26:20,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 02:26:20,838 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 02:26:20,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2019-10-02 02:26:20,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8a82f06d/5765e1b02a6f478ba693fdace4ae18e2/FLAGd9cd29caa [2019-10-02 02:26:21,732 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 02:26:21,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2019-10-02 02:26:21,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8a82f06d/5765e1b02a6f478ba693fdace4ae18e2/FLAGd9cd29caa [2019-10-02 02:26:22,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8a82f06d/5765e1b02a6f478ba693fdace4ae18e2 [2019-10-02 02:26:22,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 02:26:22,248 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 02:26:22,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 02:26:22,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 02:26:22,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 02:26:22,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:26:22" (1/1) ... [2019-10-02 02:26:22,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f3bbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:22, skipping insertion in model container [2019-10-02 02:26:22,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:26:22" (1/1) ... [2019-10-02 02:26:22,264 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 02:26:22,433 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 02:26:25,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 02:26:25,179 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 02:26:25,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 02:26:26,369 INFO L192 MainTranslator]: Completed translation [2019-10-02 02:26:26,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26 WrapperNode [2019-10-02 02:26:26,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 02:26:26,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 02:26:26,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 02:26:26,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 02:26:26,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (1/1) ... [2019-10-02 02:26:26,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 02:26:26,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 02:26:26,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 02:26:26,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 02:26:26,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (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 [2019-10-02 02:26:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 02:26:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 02:26:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 02:26:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 02:26:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 02:26:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 02:26:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 02:26:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 02:26:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-02 02:26:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 02:26:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 02:26:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-02 02:26:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 02:26:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 02:26:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 02:26:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-02 02:26:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-02 02:26:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2019-10-02 02:26:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 02:26:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 02:26:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 02:26:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 02:26:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2019-10-02 02:26:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2019-10-02 02:26:26,827 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2019-10-02 02:26:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2019-10-02 02:26:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2019-10-02 02:26:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2019-10-02 02:26:26,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2019-10-02 02:26:26,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2019-10-02 02:26:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2019-10-02 02:26:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2019-10-02 02:26:26,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2019-10-02 02:26:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2019-10-02 02:26:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2019-10-02 02:26:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2019-10-02 02:26:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2019-10-02 02:26:26,831 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2019-10-02 02:26:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2019-10-02 02:26:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2019-10-02 02:26:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2019-10-02 02:26:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2019-10-02 02:26:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2019-10-02 02:26:26,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2019-10-02 02:26:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2019-10-02 02:26:26,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2019-10-02 02:26:26,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2019-10-02 02:26:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2019-10-02 02:26:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 02:26:26,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2019-10-02 02:26:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-02 02:26:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2019-10-02 02:26:26,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2019-10-02 02:26:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2019-10-02 02:26:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2019-10-02 02:26:26,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2019-10-02 02:26:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-02 02:26:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-02 02:26:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-02 02:26:26,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 02:26:26,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-02 02:26:26,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-02 02:26:26,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-02 02:26:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-02 02:26:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-02 02:26:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-02 02:26:26,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-02 02:26:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-02 02:26:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-02 02:26:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-02 02:26:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-02 02:26:26,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-02 02:26:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-02 02:26:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2019-10-02 02:26:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2019-10-02 02:26:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2019-10-02 02:26:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-02 02:26:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-02 02:26:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-02 02:26:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-02 02:26:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-02 02:26:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-02 02:26:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-02 02:26:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2019-10-02 02:26:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2019-10-02 02:26:26,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2019-10-02 02:26:26,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2019-10-02 02:26:26,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-02 02:26:26,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-02 02:26:26,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-02 02:26:26,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-02 02:26:26,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2019-10-02 02:26:26,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_14 [2019-10-02 02:26:26,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-10-02 02:26:26,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_17 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_8 [2019-10-02 02:26:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_12 [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2019-10-02 02:26:26,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2019-10-02 02:26:26,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 02:26:26,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 02:26:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 02:26:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 02:26:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 02:26:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 02:26:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 02:26:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 02:26:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 02:26:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-02 02:26:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 02:26:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2019-10-02 02:26:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 02:26:26,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-02 02:26:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 02:26:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-02 02:26:26,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 02:26:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 02:26:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-02 02:26:26,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-02 02:26:26,879 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2019-10-02 02:26:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 02:26:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-02 02:26:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2019-10-02 02:26:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2019-10-02 02:26:26,884 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2019-10-02 02:26:26,888 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 02:26:26,888 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 02:26:26,889 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 02:26:26,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 02:26:26,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 02:26:26,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 02:26:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 02:26:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 02:26:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 02:26:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 02:26:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 02:26:26,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 02:26:26,893 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 02:26:26,894 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-02 02:26:26,895 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2019-10-02 02:26:26,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 02:26:26,897 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 02:26:26,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 02:26:26,899 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 02:26:26,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2019-10-02 02:26:26,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2019-10-02 02:26:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2019-10-02 02:26:26,903 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2019-10-02 02:26:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2019-10-02 02:26:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2019-10-02 02:26:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2019-10-02 02:26:26,904 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2019-10-02 02:26:26,905 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2019-10-02 02:26:26,906 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2019-10-02 02:26:26,907 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2019-10-02 02:26:26,908 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2019-10-02 02:26:26,909 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2019-10-02 02:26:26,910 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2019-10-02 02:26:26,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2019-10-02 02:26:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-02 02:26:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2019-10-02 02:26:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2019-10-02 02:26:26,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2019-10-02 02:26:26,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2019-10-02 02:26:26,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2019-10-02 02:26:26,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_14 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-02 02:26:26,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_17 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_8 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_12 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2019-10-02 02:26:26,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 02:26:26,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 02:26:26,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 02:26:26,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2019-10-02 02:26:26,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 02:26:26,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 02:26:26,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 02:26:26,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 02:26:26,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 02:26:28,021 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 02:27:23,338 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-02 02:27:24,055 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 02:27:24,055 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 02:27:24,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:27:24 BoogieIcfgContainer [2019-10-02 02:27:24,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 02:27:24,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 02:27:24,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 02:27:24,062 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 02:27:24,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:26:22" (1/3) ... [2019-10-02 02:27:24,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339cd8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:27:24, skipping insertion in model container [2019-10-02 02:27:24,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:26" (2/3) ... [2019-10-02 02:27:24,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@339cd8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:27:24, skipping insertion in model container [2019-10-02 02:27:24,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:27:24" (3/3) ... [2019-10-02 02:27:24,067 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2019-10-02 02:27:24,077 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 02:27:24,093 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 02:27:24,112 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 02:27:24,155 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 02:27:24,156 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 02:27:24,156 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 02:27:24,156 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 02:27:24,156 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 02:27:24,156 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 02:27:24,156 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 02:27:24,156 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 02:27:24,156 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 02:27:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states. [2019-10-02 02:27:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-02 02:27:24,245 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:24,247 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 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] [2019-10-02 02:27:24,249 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:24,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:24,254 INFO L82 PathProgramCache]: Analyzing trace with hash 605100374, now seen corresponding path program 1 times [2019-10-02 02:27:24,256 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:24,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:24,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:24,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:24,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2019-10-02 02:27:25,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:27:25,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 02:27:25,314 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:27:25,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:27:25,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:27:25,330 INFO L87 Difference]: Start difference. First operand 2193 states. Second operand 3 states. [2019-10-02 02:27:28,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:27:28,170 INFO L93 Difference]: Finished difference Result 5777 states and 7501 transitions. [2019-10-02 02:27:28,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:27:28,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2019-10-02 02:27:28,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:27:28,237 INFO L225 Difference]: With dead ends: 5777 [2019-10-02 02:27:28,237 INFO L226 Difference]: Without dead ends: 3796 [2019-10-02 02:27:28,259 INFO L640 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 [2019-10-02 02:27:28,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2019-10-02 02:27:28,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 3796. [2019-10-02 02:27:28,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3796 states. [2019-10-02 02:27:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 3796 states and 4840 transitions. [2019-10-02 02:27:28,589 INFO L78 Accepts]: Start accepts. Automaton has 3796 states and 4840 transitions. Word has length 151 [2019-10-02 02:27:28,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:27:28,590 INFO L475 AbstractCegarLoop]: Abstraction has 3796 states and 4840 transitions. [2019-10-02 02:27:28,590 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:27:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3796 states and 4840 transitions. [2019-10-02 02:27:28,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-02 02:27:28,608 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:28,608 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:27:28,609 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:28,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:28,609 INFO L82 PathProgramCache]: Analyzing trace with hash 2129503293, now seen corresponding path program 1 times [2019-10-02 02:27:28,609 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:28,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:28,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:28,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:28,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:29,023 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2019-10-02 02:27:29,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:27:29,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 02:27:29,026 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 02:27:29,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 02:27:29,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 02:27:29,027 INFO L87 Difference]: Start difference. First operand 3796 states and 4840 transitions. Second operand 3 states. [2019-10-02 02:27:31,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:27:31,784 INFO L93 Difference]: Finished difference Result 7559 states and 9642 transitions. [2019-10-02 02:27:31,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 02:27:31,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-10-02 02:27:31,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:27:31,830 INFO L225 Difference]: With dead ends: 7559 [2019-10-02 02:27:31,830 INFO L226 Difference]: Without dead ends: 5600 [2019-10-02 02:27:31,842 INFO L640 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 [2019-10-02 02:27:31,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5600 states. [2019-10-02 02:27:32,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5600 to 5600. [2019-10-02 02:27:32,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5600 states. [2019-10-02 02:27:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5600 states to 5600 states and 7146 transitions. [2019-10-02 02:27:32,098 INFO L78 Accepts]: Start accepts. Automaton has 5600 states and 7146 transitions. Word has length 234 [2019-10-02 02:27:32,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:27:32,099 INFO L475 AbstractCegarLoop]: Abstraction has 5600 states and 7146 transitions. [2019-10-02 02:27:32,099 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 02:27:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 5600 states and 7146 transitions. [2019-10-02 02:27:32,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-02 02:27:32,113 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:32,113 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:27:32,114 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:32,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:32,114 INFO L82 PathProgramCache]: Analyzing trace with hash -779260609, now seen corresponding path program 1 times [2019-10-02 02:27:32,114 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:32,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:32,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:32,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:32,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2019-10-02 02:27:33,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:27:33,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:27:33,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:27:33,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:27:33,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:27:33,702 INFO L87 Difference]: Start difference. First operand 5600 states and 7146 transitions. Second operand 5 states. [2019-10-02 02:27:34,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:27:34,072 INFO L93 Difference]: Finished difference Result 11149 states and 14510 transitions. [2019-10-02 02:27:34,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:27:34,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 234 [2019-10-02 02:27:34,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:27:34,167 INFO L225 Difference]: With dead ends: 11149 [2019-10-02 02:27:34,167 INFO L226 Difference]: Without dead ends: 11145 [2019-10-02 02:27:34,176 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:27:34,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11145 states. [2019-10-02 02:27:34,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11145 to 11131. [2019-10-02 02:27:34,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11131 states. [2019-10-02 02:27:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11131 states to 11131 states and 14487 transitions. [2019-10-02 02:27:34,671 INFO L78 Accepts]: Start accepts. Automaton has 11131 states and 14487 transitions. Word has length 234 [2019-10-02 02:27:34,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:27:34,673 INFO L475 AbstractCegarLoop]: Abstraction has 11131 states and 14487 transitions. [2019-10-02 02:27:34,673 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:27:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 11131 states and 14487 transitions. [2019-10-02 02:27:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-10-02 02:27:34,691 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:34,691 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:27:34,691 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:34,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:34,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1839979751, now seen corresponding path program 1 times [2019-10-02 02:27:34,692 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:34,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:34,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:34,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:34,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:35,087 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2019-10-02 02:27:35,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:27:35,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:27:35,088 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:27:35,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:27:35,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:27:35,089 INFO L87 Difference]: Start difference. First operand 11131 states and 14487 transitions. Second operand 5 states. [2019-10-02 02:27:35,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:27:35,460 INFO L93 Difference]: Finished difference Result 11137 states and 14492 transitions. [2019-10-02 02:27:35,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 02:27:35,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 239 [2019-10-02 02:27:35,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:27:35,558 INFO L225 Difference]: With dead ends: 11137 [2019-10-02 02:27:35,558 INFO L226 Difference]: Without dead ends: 11080 [2019-10-02 02:27:35,568 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:27:35,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11080 states. [2019-10-02 02:27:36,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11080 to 11080. [2019-10-02 02:27:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11080 states. [2019-10-02 02:27:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11080 states to 11080 states and 14426 transitions. [2019-10-02 02:27:36,089 INFO L78 Accepts]: Start accepts. Automaton has 11080 states and 14426 transitions. Word has length 239 [2019-10-02 02:27:36,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:27:36,094 INFO L475 AbstractCegarLoop]: Abstraction has 11080 states and 14426 transitions. [2019-10-02 02:27:36,094 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:27:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11080 states and 14426 transitions. [2019-10-02 02:27:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-10-02 02:27:36,151 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:36,151 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 6, 6, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:27:36,152 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:36,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:36,152 INFO L82 PathProgramCache]: Analyzing trace with hash -741363803, now seen corresponding path program 1 times [2019-10-02 02:27:36,152 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:36,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:36,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:36,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:36,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2019-10-02 02:27:36,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:27:36,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:27:36,802 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:27:36,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:27:36,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:27:36,803 INFO L87 Difference]: Start difference. First operand 11080 states and 14426 transitions. Second operand 5 states. [2019-10-02 02:27:55,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:27:55,100 INFO L93 Difference]: Finished difference Result 36846 states and 47436 transitions. [2019-10-02 02:27:55,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:27:55,100 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 371 [2019-10-02 02:27:55,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:27:55,256 INFO L225 Difference]: With dead ends: 36846 [2019-10-02 02:27:55,257 INFO L226 Difference]: Without dead ends: 25811 [2019-10-02 02:27:55,320 INFO L640 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 [2019-10-02 02:27:55,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25811 states. [2019-10-02 02:27:56,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25811 to 25767. [2019-10-02 02:27:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25767 states. [2019-10-02 02:27:56,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25767 states to 25767 states and 32982 transitions. [2019-10-02 02:27:56,657 INFO L78 Accepts]: Start accepts. Automaton has 25767 states and 32982 transitions. Word has length 371 [2019-10-02 02:27:56,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:27:56,658 INFO L475 AbstractCegarLoop]: Abstraction has 25767 states and 32982 transitions. [2019-10-02 02:27:56,658 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:27:56,658 INFO L276 IsEmpty]: Start isEmpty. Operand 25767 states and 32982 transitions. [2019-10-02 02:27:56,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-10-02 02:27:56,757 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:27:56,758 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 8, 8, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:27:56,758 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:27:56,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:27:56,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1935686725, now seen corresponding path program 1 times [2019-10-02 02:27:56,759 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:27:56,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:27:56,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:56,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:56,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:27:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2019-10-02 02:27:57,240 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:27:57,241 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:27:57,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:27:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:27:58,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 3801 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 02:27:58,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:27:58,421 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 161 proven. 12 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2019-10-02 02:27:58,443 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:27:58,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:27:58,445 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:27:58,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:27:58,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:27:58,446 INFO L87 Difference]: Start difference. First operand 25767 states and 32982 transitions. Second operand 8 states. [2019-10-02 02:28:33,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:28:33,424 INFO L93 Difference]: Finished difference Result 79516 states and 102329 transitions. [2019-10-02 02:28:33,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 02:28:33,424 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 388 [2019-10-02 02:28:33,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:28:33,714 INFO L225 Difference]: With dead ends: 79516 [2019-10-02 02:28:33,714 INFO L226 Difference]: Without dead ends: 53794 [2019-10-02 02:28:33,837 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-10-02 02:28:33,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53794 states. [2019-10-02 02:28:36,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53794 to 53694. [2019-10-02 02:28:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53694 states. [2019-10-02 02:28:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53694 states to 53694 states and 69024 transitions. [2019-10-02 02:28:36,834 INFO L78 Accepts]: Start accepts. Automaton has 53694 states and 69024 transitions. Word has length 388 [2019-10-02 02:28:36,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:28:36,835 INFO L475 AbstractCegarLoop]: Abstraction has 53694 states and 69024 transitions. [2019-10-02 02:28:36,836 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:28:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 53694 states and 69024 transitions. [2019-10-02 02:28:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-10-02 02:28:36,985 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:28:36,986 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:28:36,986 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:28:36,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:28:36,987 INFO L82 PathProgramCache]: Analyzing trace with hash -159311488, now seen corresponding path program 1 times [2019-10-02 02:28:36,987 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:28:36,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:28:37,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:28:37,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:28:37,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:28:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:28:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2019-10-02 02:28:37,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:28:37,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:28:37,578 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:28:37,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:28:37,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:28:37,579 INFO L87 Difference]: Start difference. First operand 53694 states and 69024 transitions. Second operand 5 states. [2019-10-02 02:29:01,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:01,469 INFO L93 Difference]: Finished difference Result 146020 states and 185656 transitions. [2019-10-02 02:29:01,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 02:29:01,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 383 [2019-10-02 02:29:01,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:01,986 INFO L225 Difference]: With dead ends: 146020 [2019-10-02 02:29:01,986 INFO L226 Difference]: Without dead ends: 92371 [2019-10-02 02:29:02,160 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:29:02,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92371 states. [2019-10-02 02:29:05,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92371 to 92333. [2019-10-02 02:29:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92333 states. [2019-10-02 02:29:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92333 states to 92333 states and 116324 transitions. [2019-10-02 02:29:08,957 INFO L78 Accepts]: Start accepts. Automaton has 92333 states and 116324 transitions. Word has length 383 [2019-10-02 02:29:08,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:08,957 INFO L475 AbstractCegarLoop]: Abstraction has 92333 states and 116324 transitions. [2019-10-02 02:29:08,958 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 92333 states and 116324 transitions. [2019-10-02 02:29:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-10-02 02:29:09,004 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:09,005 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 7, 7, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:29:09,005 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:09,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:09,005 INFO L82 PathProgramCache]: Analyzing trace with hash -876650141, now seen corresponding path program 1 times [2019-10-02 02:29:09,005 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:09,006 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:09,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:09,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:09,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2019-10-02 02:29:09,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:09,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:09,534 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:09,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:09,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:09,535 INFO L87 Difference]: Start difference. First operand 92333 states and 116324 transitions. Second operand 5 states. [2019-10-02 02:29:33,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:29:33,982 INFO L93 Difference]: Finished difference Result 299743 states and 374390 transitions. [2019-10-02 02:29:33,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:29:33,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 381 [2019-10-02 02:29:33,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:29:34,998 INFO L225 Difference]: With dead ends: 299743 [2019-10-02 02:29:34,999 INFO L226 Difference]: Without dead ends: 207455 [2019-10-02 02:29:35,268 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:29:35,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207455 states. [2019-10-02 02:29:46,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207455 to 207243. [2019-10-02 02:29:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207243 states. [2019-10-02 02:29:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207243 states to 207243 states and 257664 transitions. [2019-10-02 02:29:47,192 INFO L78 Accepts]: Start accepts. Automaton has 207243 states and 257664 transitions. Word has length 381 [2019-10-02 02:29:47,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:29:47,193 INFO L475 AbstractCegarLoop]: Abstraction has 207243 states and 257664 transitions. [2019-10-02 02:29:47,193 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:29:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 207243 states and 257664 transitions. [2019-10-02 02:29:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2019-10-02 02:29:47,258 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:29:47,259 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 7, 7, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:29:47,259 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:29:47,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:29:47,259 INFO L82 PathProgramCache]: Analyzing trace with hash 421976038, now seen corresponding path program 1 times [2019-10-02 02:29:47,260 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:29:47,260 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:29:47,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:47,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:29:47,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:29:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:29:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2019-10-02 02:29:47,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 02:29:47,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 02:29:47,615 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 02:29:47,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 02:29:47,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 02:29:47,616 INFO L87 Difference]: Start difference. First operand 207243 states and 257664 transitions. Second operand 5 states. [2019-10-02 02:30:22,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:30:22,449 INFO L93 Difference]: Finished difference Result 612097 states and 759212 transitions. [2019-10-02 02:30:22,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 02:30:22,450 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 369 [2019-10-02 02:30:22,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:30:24,205 INFO L225 Difference]: With dead ends: 612097 [2019-10-02 02:30:24,205 INFO L226 Difference]: Without dead ends: 404899 [2019-10-02 02:30:24,995 INFO L640 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 [2019-10-02 02:30:25,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404899 states. [2019-10-02 02:30:41,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404899 to 404485. [2019-10-02 02:30:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404485 states. [2019-10-02 02:30:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404485 states to 404485 states and 500736 transitions. [2019-10-02 02:30:43,049 INFO L78 Accepts]: Start accepts. Automaton has 404485 states and 500736 transitions. Word has length 369 [2019-10-02 02:30:43,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:30:43,050 INFO L475 AbstractCegarLoop]: Abstraction has 404485 states and 500736 transitions. [2019-10-02 02:30:43,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 02:30:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 404485 states and 500736 transitions. [2019-10-02 02:30:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-10-02 02:30:43,205 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:30:43,205 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 9, 9, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:30:43,206 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:30:43,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:30:43,206 INFO L82 PathProgramCache]: Analyzing trace with hash 755338048, now seen corresponding path program 1 times [2019-10-02 02:30:43,206 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:30:43,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:30:43,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:43,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:43,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:30:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 724 trivial. 0 not checked. [2019-10-02 02:30:50,689 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:30:50,689 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:30:51,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:30:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:30:51,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 3678 conjuncts, 14 conjunts are in the unsatisfiable core [2019-10-02 02:30:51,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:30:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 752 backedges. 207 proven. 12 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2019-10-02 02:30:51,795 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:30:51,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:30:51,796 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:30:51,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:30:51,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:30:51,797 INFO L87 Difference]: Start difference. First operand 404485 states and 500736 transitions. Second operand 8 states. [2019-10-02 02:31:50,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:31:50,752 INFO L93 Difference]: Finished difference Result 1142875 states and 1418709 transitions. [2019-10-02 02:31:50,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 02:31:50,753 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 387 [2019-10-02 02:31:50,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:31:54,245 INFO L225 Difference]: With dead ends: 1142875 [2019-10-02 02:31:54,246 INFO L226 Difference]: Without dead ends: 738435 [2019-10-02 02:31:54,899 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 398 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-02 02:31:55,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738435 states. [2019-10-02 02:32:49,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738435 to 737783. [2019-10-02 02:32:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 737783 states. [2019-10-02 02:32:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737783 states to 737783 states and 915660 transitions. [2019-10-02 02:32:54,266 INFO L78 Accepts]: Start accepts. Automaton has 737783 states and 915660 transitions. Word has length 387 [2019-10-02 02:32:54,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 02:32:54,266 INFO L475 AbstractCegarLoop]: Abstraction has 737783 states and 915660 transitions. [2019-10-02 02:32:54,266 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 02:32:54,266 INFO L276 IsEmpty]: Start isEmpty. Operand 737783 states and 915660 transitions. [2019-10-02 02:32:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-10-02 02:32:54,481 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 02:32:54,481 INFO L411 BasicCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 9, 9, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 02:32:54,481 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 02:32:54,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 02:32:54,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1278942465, now seen corresponding path program 1 times [2019-10-02 02:32:54,482 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 02:32:54,482 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 02:32:54,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:54,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:32:54,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 02:32:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:32:54,880 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 704 trivial. 0 not checked. [2019-10-02 02:32:54,880 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 02:32:54,880 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 02:32:55,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 02:32:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 02:32:55,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 3865 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 02:32:55,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 02:32:55,957 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 200 proven. 12 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2019-10-02 02:32:55,972 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 02:32:55,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-10-02 02:32:55,974 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 02:32:55,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 02:32:55,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 02:32:55,975 INFO L87 Difference]: Start difference. First operand 737783 states and 915660 transitions. Second operand 8 states. [2019-10-02 02:35:01,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 02:35:01,746 INFO L93 Difference]: Finished difference Result 2307301 states and 2872085 transitions. [2019-10-02 02:35:01,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 02:35:01,747 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 404 [2019-10-02 02:35:01,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 02:35:09,478 INFO L225 Difference]: With dead ends: 2307301 [2019-10-02 02:35:09,479 INFO L226 Difference]: Without dead ends: 1569563 [2019-10-02 02:35:10,935 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-02 02:35:12,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1569563 states.