/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 04:19:52,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:19:52,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:19:52,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:19:52,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:19:52,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:19:52,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:19:52,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:19:52,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:19:52,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:19:52,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:19:52,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:19:52,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:19:52,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:19:52,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:19:52,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:19:52,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:19:52,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:19:52,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:19:52,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:19:52,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:19:52,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:19:52,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:19:52,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:19:52,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:19:52,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:19:52,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:19:52,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:19:52,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:19:52,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:19:52,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:19:52,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:19:52,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:19:52,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:19:52,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:19:52,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:19:52,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:19:52,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:19:52,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:19:52,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:19:52,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:19:52,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 04:19:52,751 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:19:52,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:19:52,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:19:52,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:19:52,756 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:19:52,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:19:52,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:19:52,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:19:52,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:19:52,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:19:52,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:19:52,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:19:52,758 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:19:52,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:19:52,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:19:52,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:19:52,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:19:52,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:19:52,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:19:52,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:19:52,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:19:52,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:19:52,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:19:52,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:19:52,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:19:52,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:19:52,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:19:52,761 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:19:53,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:19:53,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:19:53,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:19:53,206 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:19:53,207 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:19:53,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-28 04:19:53,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dd21620/1fe06cf44b7d4eb98a2951de1a39e7eb/FLAGb78050719 [2020-10-28 04:19:54,496 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:19:54,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-28 04:19:54,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dd21620/1fe06cf44b7d4eb98a2951de1a39e7eb/FLAGb78050719 [2020-10-28 04:19:54,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/27dd21620/1fe06cf44b7d4eb98a2951de1a39e7eb [2020-10-28 04:19:54,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:19:54,875 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:19:54,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:19:54,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:19:54,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:19:54,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:19:54" (1/1) ... [2020-10-28 04:19:54,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c82512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:54, skipping insertion in model container [2020-10-28 04:19:54,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:19:54" (1/1) ... [2020-10-28 04:19:54,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:19:55,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:19:57,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:19:57,702 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:19:58,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:19:59,150 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:19:59,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59 WrapperNode [2020-10-28 04:19:59,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:19:59,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:19:59,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:19:59,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:19:59,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... [2020-10-28 04:19:59,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:19:59,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:19:59,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:19:59,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:19:59,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-28 04:19:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:19:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:19:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 04:19:59,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 04:19:59,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 04:19:59,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 04:19:59,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 04:19:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 04:19:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 04:19:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 04:19:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 04:19:59,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 04:19:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 04:19:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-28 04:19:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-28 04:19:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 04:19:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-28 04:19:59,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-10-28 04:19:59,647 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-28 04:19:59,647 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-28 04:19:59,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-28 04:19:59,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-10-28 04:19:59,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2020-10-28 04:19:59,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2020-10-28 04:19:59,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2020-10-28 04:19:59,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2020-10-28 04:19:59,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2020-10-28 04:19:59,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2020-10-28 04:19:59,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2020-10-28 04:19:59,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2020-10-28 04:19:59,655 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2020-10-28 04:19:59,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2020-10-28 04:19:59,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2020-10-28 04:19:59,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2020-10-28 04:19:59,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-28 04:19:59,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-28 04:19:59,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-28 04:19:59,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-28 04:19:59,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 04:19:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-28 04:19:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-28 04:19:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-28 04:19:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-28 04:19:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-28 04:19:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-28 04:19:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-28 04:19:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-28 04:19:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-28 04:19:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-28 04:19:59,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-28 04:19:59,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-28 04:19:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-28 04:19:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-28 04:19:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-28 04:19:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-28 04:19:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2020-10-28 04:19:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2020-10-28 04:19:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2020-10-28 04:19:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2020-10-28 04:19:59,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-28 04:19:59,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-28 04:19:59,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-28 04:19:59,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-28 04:19:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-28 04:19:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-28 04:19:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-28 04:19:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2020-10-28 04:19:59,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2020-10-28 04:19:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2020-10-28 04:19:59,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2020-10-28 04:19:59,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2020-10-28 04:19:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-28 04:19:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 04:19:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2020-10-28 04:19:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2020-10-28 04:19:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2020-10-28 04:19:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2020-10-28 04:19:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2020-10-28 04:19:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2020-10-28 04:19:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2020-10-28 04:19:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-28 04:19:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-28 04:19:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-28 04:19:59,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-28 04:19:59,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-28 04:19:59,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 04:19:59,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2020-10-28 04:19:59,694 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-28 04:19:59,695 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-28 04:19:59,696 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2020-10-28 04:19:59,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2020-10-28 04:19:59,698 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 04:19:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 04:19:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:19:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 04:19:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:19:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:19:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:19:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-28 04:19:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:19:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-28 04:19:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2020-10-28 04:19:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-28 04:19:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-28 04:19:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:19:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2020-10-28 04:19:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 04:19:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 04:19:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 04:19:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-28 04:19:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-28 04:19:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-28 04:19:59,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-28 04:19:59,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-28 04:19:59,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 04:19:59,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-10-28 04:19:59,721 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2020-10-28 04:19:59,722 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2020-10-28 04:19:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2020-10-28 04:19:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2020-10-28 04:19:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2020-10-28 04:19:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2020-10-28 04:19:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2020-10-28 04:19:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2020-10-28 04:19:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2020-10-28 04:19:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2020-10-28 04:19:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2020-10-28 04:19:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2020-10-28 04:19:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2020-10-28 04:19:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2020-10-28 04:19:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2020-10-28 04:19:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2020-10-28 04:19:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2020-10-28 04:19:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-28 04:19:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-28 04:19:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2020-10-28 04:19:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-28 04:19:59,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-28 04:19:59,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-28 04:19:59,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-28 04:19:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2020-10-28 04:19:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:19:59,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:19:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:19:59,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-28 04:19:59,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 04:19:59,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:19:59,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:20:01,080 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:20:56,647 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:20:56,648 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 04:20:56,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:20:56 BoogieIcfgContainer [2020-10-28 04:20:56,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:20:56,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:20:56,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:20:56,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:20:56,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:19:54" (1/3) ... [2020-10-28 04:20:56,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e2b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:20:56, skipping insertion in model container [2020-10-28 04:20:56,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:19:59" (2/3) ... [2020-10-28 04:20:56,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e2b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:20:56, skipping insertion in model container [2020-10-28 04:20:56,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:20:56" (3/3) ... [2020-10-28 04:20:56,662 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-28 04:20:56,674 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:20:56,682 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:20:56,695 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:20:56,730 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:20:56,731 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:20:56,731 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:20:56,731 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:20:56,731 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:20:56,731 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:20:56,731 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:20:56,731 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:20:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states. [2020-10-28 04:20:56,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-28 04:20:56,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:20:56,808 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 04:20:56,808 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:20:56,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:20:56,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1894262266, now seen corresponding path program 1 times [2020-10-28 04:20:56,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:20:56,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [820236285] [2020-10-28 04:20:56,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:20:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:20:57,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:03,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:03,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-28 04:21:03,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:03,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6196 [2020-10-28 04:21:03,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 04:21:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:21:03,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-28 04:21:03,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:21:04,977 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2020-10-28 04:21:04,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:21:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:05,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:06,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:06,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:21:06,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:06,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1146 [2020-10-28 04:21:06,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:06,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:06,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:06,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:21:06,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:06,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 04:21:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:06,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:06,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:06,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:06,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:21:06,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:06,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:21:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:06,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:06,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:06,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 04:21:06,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:06,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 270 [2020-10-28 04:21:06,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:06,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 04:21:06,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:21:06,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-28 04:21:06,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:06,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:06,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:06,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:06,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 04:21:06,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 04:21:06,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:06,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:21:07,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-28 04:21:07,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:21:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:21:07,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 04:21:07,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:21:07,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:21:07,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:21:07,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:21:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:21:07,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 04:21:07,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:21:07,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:21:07,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 04:21:07,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:21:07,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:21:07,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:21:07,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:21:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:21:07,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:21:07,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:21:07,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 04:21:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 04:21:07,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:21:07,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 04:21:07,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:21:07,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:21:07,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:21:07,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:21:07,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:21:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:21:07,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:21:07,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:21:07,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:21:07,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:21:07,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 04:21:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:21:07,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:21:07,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:21:07,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 04:21:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:21:07,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:21:07,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:21:07,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:21:07,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:21:07,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:21:07,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:21:07,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:21:07,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:21:07,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:21:07,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:21:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 04:21:07,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [820236285] [2020-10-28 04:21:07,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:21:07,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 04:21:07,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173893972] [2020-10-28 04:21:07,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 04:21:07,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:21:07,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 04:21:07,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 04:21:07,452 INFO L87 Difference]: Start difference. First operand 1862 states. Second operand 8 states. [2020-10-28 04:21:10,828 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2020-10-28 04:21:13,163 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2020-10-28 04:21:14,184 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2020-10-28 04:22:41,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:22:41,429 INFO L93 Difference]: Finished difference Result 6431 states and 8691 transitions. [2020-10-28 04:22:41,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 04:22:41,432 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 81 [2020-10-28 04:22:41,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:22:41,514 INFO L225 Difference]: With dead ends: 6431 [2020-10-28 04:22:41,514 INFO L226 Difference]: Without dead ends: 4646 [2020-10-28 04:22:41,538 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:22:41,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4646 states. [2020-10-28 04:22:42,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4646 to 4059. [2020-10-28 04:22:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4059 states. [2020-10-28 04:22:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 5321 transitions. [2020-10-28 04:22:42,600 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 5321 transitions. Word has length 81 [2020-10-28 04:22:42,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:22:42,601 INFO L481 AbstractCegarLoop]: Abstraction has 4059 states and 5321 transitions. [2020-10-28 04:22:42,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 04:22:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 5321 transitions. [2020-10-28 04:22:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 04:22:42,606 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:22:42,607 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2020-10-28 04:22:42,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:22:42,607 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:22:42,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:22:42,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1377077179, now seen corresponding path program 1 times [2020-10-28 04:22:42,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:22:42,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [638183127] [2020-10-28 04:22:42,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:22:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:43,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:47,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:47,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5097 [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:22:47,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-28 04:22:47,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:49,056 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2020-10-28 04:22:49,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:22:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:49,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:49,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:49,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:22:49,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 730 [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:22:49,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-28 04:22:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 04:22:50,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:22:50,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 04:22:50,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:22:50,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:22:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 04:22:50,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-28 04:22:50,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 04:22:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:22:50,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-28 04:22:50,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 04:22:50,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-28 04:22:50,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 04:22:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:22:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 04:22:50,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:22:50,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-28 04:22:50,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:22:50,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:22:50,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 04:22:50,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:22:50,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:22:50,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:22:50,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:22:50,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:22:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:22:50,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 04:22:50,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:22:50,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 04:22:50,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 04:22:50,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:22:50,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:22:50,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:22:50,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:22:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:22:50,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:22:50,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:22:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:22:50,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 04:22:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 04:22:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:22:50,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 04:22:50,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:22:50,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:22:50,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:22:50,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:22:50,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:22:50,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:22:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:22:50,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:22:50,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:22:50,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:22:50,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 04:22:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:22:50,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:22:50,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:22:50,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 04:22:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:22:50,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:22:50,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:22:50,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:50,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 04:22:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:22:50,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:22:50,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:22:50,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:22:50,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:22:50,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:22:50,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:22:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:22:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:22:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:22:50,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:22:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 04:22:51,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [638183127] [2020-10-28 04:22:51,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:22:51,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 04:22:51,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844748329] [2020-10-28 04:22:51,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 04:22:51,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:22:51,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 04:22:51,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 04:22:51,038 INFO L87 Difference]: Start difference. First operand 4059 states and 5321 transitions. Second operand 8 states. [2020-10-28 04:22:54,550 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2020-10-28 04:22:56,930 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2020-10-28 04:22:57,885 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2020-10-28 04:23:44,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:23:44,099 INFO L93 Difference]: Finished difference Result 4608 states and 6185 transitions. [2020-10-28 04:23:44,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 04:23:44,100 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2020-10-28 04:23:44,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:23:44,136 INFO L225 Difference]: With dead ends: 4608 [2020-10-28 04:23:44,136 INFO L226 Difference]: Without dead ends: 4538 [2020-10-28 04:23:44,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:23:44,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4538 states.