/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=SHALLOWEST --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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 07:01:18,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 07:01:18,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 07:01:18,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 07:01:18,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 07:01:18,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 07:01:18,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 07:01:18,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 07:01:18,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 07:01:18,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 07:01:18,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 07:01:18,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 07:01:18,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 07:01:18,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 07:01:18,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 07:01:18,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 07:01:18,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 07:01:18,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 07:01:18,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 07:01:18,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 07:01:18,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 07:01:18,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 07:01:18,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 07:01:18,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 07:01:18,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 07:01:18,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 07:01:18,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 07:01:18,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 07:01:18,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 07:01:18,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 07:01:18,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 07:01:18,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 07:01:18,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 07:01:18,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 07:01:18,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 07:01:18,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 07:01:18,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 07:01:18,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 07:01:18,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 07:01:18,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 07:01:18,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 07:01:18,670 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 [2020-10-27 07:01:18,723 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 07:01:18,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 07:01:18,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 07:01:18,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 07:01:18,725 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 07:01:18,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 07:01:18,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 07:01:18,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 07:01:18,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 07:01:18,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 07:01:18,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 07:01:18,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 07:01:18,727 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 07:01:18,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 07:01:18,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 07:01:18,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 07:01:18,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 07:01:18,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 07:01:18,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 07:01:18,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 07:01:18,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 07:01:18,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 07:01:18,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 07:01:18,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 07:01:18,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 07:01:18,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 07:01:18,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 07:01:18,730 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 07:01:19,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 07:01:19,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 07:01:19,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 07:01:19,153 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 07:01:19,153 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 07:01:19,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 07:01:19,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbcaa50c2/67c1910baa9c4a4ebfb134e58c0c8969/FLAG717521fb1 [2020-10-27 07:01:20,425 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 07:01:20,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 07:01:20,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbcaa50c2/67c1910baa9c4a4ebfb134e58c0c8969/FLAG717521fb1 [2020-10-27 07:01:20,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dbcaa50c2/67c1910baa9c4a4ebfb134e58c0c8969 [2020-10-27 07:01:20,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 07:01:20,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 07:01:20,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 07:01:20,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 07:01:20,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 07:01:20,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:01:20" (1/1) ... [2020-10-27 07:01:20,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7daa9674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:20, skipping insertion in model container [2020-10-27 07:01:20,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:01:20" (1/1) ... [2020-10-27 07:01:20,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 07:01:20,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 07:01:23,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 07:01:23,611 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 07:01:24,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 07:01:24,833 INFO L208 MainTranslator]: Completed translation [2020-10-27 07:01:24,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24 WrapperNode [2020-10-27 07:01:24,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 07:01:24,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 07:01:24,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 07:01:24,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 07:01:24,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:24,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:24,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:24,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:25,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:25,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:25,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (1/1) ... [2020-10-27 07:01:25,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 07:01:25,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 07:01:25,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 07:01:25,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 07:01:25,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (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 [2020-10-27 07:01:25,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 07:01:25,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 07:01:25,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-27 07:01:25,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-27 07:01:25,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-27 07:01:25,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-27 07:01:25,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 07:01:25,396 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 07:01:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 07:01:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 07:01:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 07:01:25,397 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 07:01:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 07:01:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-27 07:01:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-27 07:01:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 07:01:25,399 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-27 07:01:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-10-27 07:01:25,402 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-27 07:01:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-27 07:01:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-27 07:01:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-27 07:01:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-27 07:01:25,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 07:01:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 07:01:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 07:01:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-27 07:01:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2020-10-27 07:01:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-10-27 07:01:25,405 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2020-10-27 07:01:25,406 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2020-10-27 07:01:25,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2020-10-27 07:01:25,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2020-10-27 07:01:25,409 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2020-10-27 07:01:25,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2020-10-27 07:01:25,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2020-10-27 07:01:25,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2020-10-27 07:01:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2020-10-27 07:01:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2020-10-27 07:01:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2020-10-27 07:01:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2020-10-27 07:01:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2020-10-27 07:01:25,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2020-10-27 07:01:25,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2020-10-27 07:01:25,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2020-10-27 07:01:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-27 07:01:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-27 07:01:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2020-10-27 07:01:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2020-10-27 07:01:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2020-10-27 07:01:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2020-10-27 07:01:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-27 07:01:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-27 07:01:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-27 07:01:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2020-10-27 07:01:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-27 07:01:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2020-10-27 07:01:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-27 07:01:25,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2020-10-27 07:01:25,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2020-10-27 07:01:25,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-27 07:01:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-27 07:01:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-27 07:01:25,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-27 07:01:25,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-27 07:01:25,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-27 07:01:25,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-27 07:01:25,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-27 07:01:25,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-27 07:01:25,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-27 07:01:25,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-27 07:01:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-27 07:01:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-27 07:01:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-27 07:01:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-27 07:01:25,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-27 07:01:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-27 07:01:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-27 07:01:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-27 07:01:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2020-10-27 07:01:25,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2020-10-27 07:01:25,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2020-10-27 07:01:25,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-27 07:01:25,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-27 07:01:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-27 07:01:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-27 07:01:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-27 07:01:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-27 07:01:25,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-27 07:01:25,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2020-10-27 07:01:25,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2020-10-27 07:01:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2020-10-27 07:01:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2020-10-27 07:01:25,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2020-10-27 07:01:25,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2020-10-27 07:01:25,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2020-10-27 07:01:25,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2020-10-27 07:01:25,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2020-10-27 07:01:25,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_14 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2020-10-27 07:01:25,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2020-10-27 07:01:25,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_17 [2020-10-27 07:01:25,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_8 [2020-10-27 07:01:25,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_12 [2020-10-27 07:01:25,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2020-10-27 07:01:25,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2020-10-27 07:01:25,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2020-10-27 07:01:25,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 07:01:25,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-27 07:01:25,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-27 07:01:25,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-27 07:01:25,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-27 07:01:25,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-27 07:01:25,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2020-10-27 07:01:25,456 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2020-10-27 07:01:25,457 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-27 07:01:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-27 07:01:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-27 07:01:25,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2020-10-27 07:01:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-27 07:01:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-27 07:01:25,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2020-10-27 07:01:25,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-27 07:01:25,468 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2020-10-27 07:01:25,469 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-27 07:01:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 07:01:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2020-10-27 07:01:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-10-27 07:01:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-10-27 07:01:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-10-27 07:01:25,473 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2020-10-27 07:01:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 07:01:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 07:01:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 07:01:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 07:01:25,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 07:01:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-27 07:01:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2020-10-27 07:01:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 07:01:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-27 07:01:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 07:01:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 07:01:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-27 07:01:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-27 07:01:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-27 07:01:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 07:01:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-27 07:01:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-27 07:01:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-10-27 07:01:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2020-10-27 07:01:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-10-27 07:01:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2020-10-27 07:01:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-10-27 07:01:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2020-10-27 07:01:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-10-27 07:01:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 07:01:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-10-27 07:01:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-10-27 07:01:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-10-27 07:01:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2020-10-27 07:01:25,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2020-10-27 07:01:25,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2020-10-27 07:01:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2020-10-27 07:01:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2020-10-27 07:01:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2020-10-27 07:01:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2020-10-27 07:01:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2020-10-27 07:01:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2020-10-27 07:01:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2020-10-27 07:01:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-27 07:01:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-27 07:01:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2020-10-27 07:01:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2020-10-27 07:01:25,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-27 07:01:25,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-27 07:01:25,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-27 07:01:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-27 07:01:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-27 07:01:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-27 07:01:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-27 07:01:25,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2020-10-27 07:01:25,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-27 07:01:25,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2020-10-27 07:01:25,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_14 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2020-10-27 07:01:25,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2020-10-27 07:01:25,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_17 [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_8 [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_12 [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-27 07:01:25,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 07:01:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 07:01:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 07:01:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-27 07:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 07:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 07:01:25,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 07:01:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 07:01:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 07:01:25,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 07:01:27,389 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 07:02:21,450 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2020-10-27 07:02:22,697 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 07:02:22,698 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 07:02:22,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:02:22 BoogieIcfgContainer [2020-10-27 07:02:22,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 07:02:22,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 07:02:22,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 07:02:22,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 07:02:22,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 07:01:20" (1/3) ... [2020-10-27 07:02:22,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d2c4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:02:22, skipping insertion in model container [2020-10-27 07:02:22,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:01:24" (2/3) ... [2020-10-27 07:02:22,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d2c4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:02:22, skipping insertion in model container [2020-10-27 07:02:22,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:02:22" (3/3) ... [2020-10-27 07:02:22,717 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 07:02:22,731 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 07:02:22,739 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 07:02:22,758 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 07:02:22,816 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 07:02:22,816 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 07:02:22,816 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 07:02:22,816 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 07:02:22,816 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 07:02:22,816 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 07:02:22,817 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 07:02:22,817 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 07:02:22,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states. [2020-10-27 07:02:22,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 07:02:22,929 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 07:02:22,931 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 07:02:22,931 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 07:02:22,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 07:02:22,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1503076583, now seen corresponding path program 1 times [2020-10-27 07:02:22,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 07:02:22,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [883491769] [2020-10-27 07:02:22,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 07:02:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:24,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:26,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:28,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:28,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 07:02:28,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 07:02:28,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-27 07:02:28,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 07:02:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 07:02:28,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 223 [2020-10-27 07:02:28,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 07:02:31,938 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification that was a NOOP. DAG size: 475 [2020-10-27 07:02:31,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 07:02:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:32,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:33,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:33,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:33,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:33,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1018 [2020-10-27 07:02:33,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 07:02:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:33,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 07:02:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:33,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 07:02:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:33,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:33,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:33,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 07:02:33,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:33,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 07:02:33,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:33,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 07:02:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:33,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 07:02:33,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 07:02:33,489 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-10-27 07:02:33,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 07:02:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:33,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:33,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:33,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-27 07:02:33,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:33,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 160 [2020-10-27 07:02:33,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 07:02:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:33,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 174 [2020-10-27 07:02:33,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:33,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 07:02:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:33,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:33,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:33,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-27 07:02:33,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:33,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 07:02:33,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:33,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:33,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:33,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 07:02:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:33,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:33,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:33,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:33,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:33,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 07:02:33,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:33,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:33,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:33,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:33,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 07:02:33,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 07:02:34,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 07:02:34,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 07:02:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 07:02:34,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 07:02:34,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 07:02:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 07:02:34,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 07:02:34,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 07:02:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 07:02:34,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 07:02:34,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 07:02:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 07:02:34,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 07:02:34,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 07:02:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 07:02:34,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 07:02:34,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-27 07:02:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 07:02:34,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 07:02:34,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 07:02:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 07:02:34,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 07:02:34,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 07:02:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 07:02:34,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 07:02:34,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 07:02:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 07:02:34,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 07:02:34,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 07:02:34,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 07:02:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 07:02:34,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 07:02:34,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 07:02:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 07:02:34,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 07:02:34,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 07:02:34,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 07:02:34,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 07:02:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 07:02:34,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 07:02:34,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 07:02:34,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 07:02:34,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 07:02:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:02:34,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:02:34,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 07:02:34,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 07:02:34,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 07:02:34,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 07:02:34,857 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2020-10-27 07:02:34,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [883491769] [2020-10-27 07:02:34,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 07:02:34,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 07:02:34,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663858694] [2020-10-27 07:02:34,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 07:02:34,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 07:02:34,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 07:02:34,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 07:02:34,883 INFO L87 Difference]: Start difference. First operand 2154 states. Second operand 8 states. [2020-10-27 07:02:40,370 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 477 [2020-10-27 07:02:44,227 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-27 07:03:03,254 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 480 [2020-10-27 07:03:06,544 WARN L193 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 482 [2020-10-27 07:05:12,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 07:05:12,869 INFO L93 Difference]: Finished difference Result 6825 states and 8957 transitions. [2020-10-27 07:05:12,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 07:05:12,873 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 165 [2020-10-27 07:05:12,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 07:05:12,955 INFO L225 Difference]: With dead ends: 6825 [2020-10-27 07:05:12,955 INFO L226 Difference]: Without dead ends: 4824 [2020-10-27 07:05:12,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-10-27 07:05:13,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4824 states. [2020-10-27 07:05:14,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4824 to 4284. [2020-10-27 07:05:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4284 states. [2020-10-27 07:05:14,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 4284 states and 5541 transitions. [2020-10-27 07:05:14,485 INFO L78 Accepts]: Start accepts. Automaton has 4284 states and 5541 transitions. Word has length 165 [2020-10-27 07:05:14,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 07:05:14,487 INFO L481 AbstractCegarLoop]: Abstraction has 4284 states and 5541 transitions. [2020-10-27 07:05:14,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 07:05:14,487 INFO L276 IsEmpty]: Start isEmpty. Operand 4284 states and 5541 transitions. [2020-10-27 07:05:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-27 07:05:14,495 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 07:05:14,495 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 07:05:14,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 07:05:14,496 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 07:05:14,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 07:05:14,497 INFO L82 PathProgramCache]: Analyzing trace with hash 395089497, now seen corresponding path program 1 times [2020-10-27 07:05:14,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 07:05:14,497 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [102165725] [2020-10-27 07:05:14,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 07:05:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 07:05:14,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:05:16,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 07:05:20,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 07:05:20,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-27 07:05:20,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 07:05:20,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5286 [2020-10-27 07:05:20,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 07:05:20,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 07:05:20,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 07:05:20,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-27 07:05:20,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0