/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 [2020-10-28 20:17:54,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 20:17:54,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 20:17:54,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 20:17:54,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 20:17:54,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 20:17:54,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 20:17:54,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 20:17:54,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 20:17:54,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 20:17:54,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 20:17:54,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 20:17:54,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 20:17:54,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 20:17:54,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 20:17:54,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 20:17:54,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 20:17:54,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 20:17:54,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 20:17:54,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 20:17:54,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 20:17:54,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 20:17:54,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 20:17:54,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 20:17:54,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 20:17:54,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 20:17:54,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 20:17:54,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 20:17:54,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 20:17:54,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2020-10-28 20:17:54,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 20:17:54,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 20:17:54,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 20:17:54,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 20:17:55,041 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 20:17:55,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 20:17:55,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 20:17:55,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 20:17:55,046 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 20:17:55,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 20:17:55,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 20:17:55,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 20:17:55,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 20:17:55,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 20:17:55,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 20:17:55,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 20:17:55,049 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 20:17:55,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 20:17:55,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 20:17:55,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 20:17:55,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 20:17:55,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 20:17:55,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 20:17:55,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 20:17:55,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 20:17:55,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 20:17:55,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 20:17:55,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 20:17:55,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 20:17:55,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 20:17:55,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 20:17:55,053 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 20:17:55,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 20:17:55,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 20:17:55,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 20:17:55,509 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 20:17:55,510 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 20:17:55,511 INFO L432 ainManager$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 [2020-10-28 20:17:55,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c587676b/232f054ab9b54aeda2c043019351b6c0/FLAG5c718d491 [2020-10-28 20:17:56,659 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 20:17:56,660 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 [2020-10-28 20:17:56,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c587676b/232f054ab9b54aeda2c043019351b6c0/FLAG5c718d491 [2020-10-28 20:17:57,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c587676b/232f054ab9b54aeda2c043019351b6c0 [2020-10-28 20:17:57,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 20:17:57,065 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 20:17:57,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 20:17:57,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 20:17:57,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 20:17:57,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:17:57" (1/1) ... [2020-10-28 20:17:57,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588a863e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:17:57, skipping insertion in model container [2020-10-28 20:17:57,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:17:57" (1/1) ... [2020-10-28 20:17:57,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 20:17:57,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 20:17:59,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 20:17:59,944 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 20:18:00,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 20:18:01,115 INFO L208 MainTranslator]: Completed translation [2020-10-28 20:18:01,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01 WrapperNode [2020-10-28 20:18:01,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 20:18:01,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 20:18:01,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 20:18:01,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 20:18:01,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... [2020-10-28 20:18:01,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 20:18:01,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 20:18:01,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 20:18:01,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 20:18:01,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 20:18:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 20:18:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 20:18:01,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 20:18:01,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 20:18:01,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 20:18:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 20:18:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 20:18:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 20:18:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 20:18:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 20:18:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 20:18:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 20:18:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 20:18:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-28 20:18:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-28 20:18:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 20:18:01,657 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-28 20:18:01,660 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-10-28 20:18:01,660 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-28 20:18:01,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-28 20:18:01,662 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-10-28 20:18:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2020-10-28 20:18:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2020-10-28 20:18:01,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2020-10-28 20:18:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2020-10-28 20:18:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2020-10-28 20:18:01,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2020-10-28 20:18:01,667 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2020-10-28 20:18:01,667 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2020-10-28 20:18:01,668 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2020-10-28 20:18:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2020-10-28 20:18:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2020-10-28 20:18:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2020-10-28 20:18:01,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2020-10-28 20:18:01,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2020-10-28 20:18:01,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2020-10-28 20:18:01,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2020-10-28 20:18:01,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-28 20:18:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-28 20:18:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2020-10-28 20:18:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2020-10-28 20:18:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2020-10-28 20:18:01,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2020-10-28 20:18:01,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-28 20:18:01,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-28 20:18:01,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-28 20:18:01,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2020-10-28 20:18:01,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-28 20:18:01,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2020-10-28 20:18:01,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2020-10-28 20:18:01,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 20:18:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-28 20:18:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2020-10-28 20:18:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2020-10-28 20:18:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-28 20:18:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-28 20:18:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-28 20:18:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-28 20:18:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-28 20:18:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-28 20:18:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-28 20:18:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-28 20:18:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-28 20:18:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-28 20:18:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2020-10-28 20:18:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2020-10-28 20:18:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2020-10-28 20:18:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-28 20:18:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-28 20:18:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-28 20:18:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-28 20:18:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-28 20:18:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-28 20:18:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-28 20:18:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2020-10-28 20:18:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2020-10-28 20:18:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2020-10-28 20:18:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2020-10-28 20:18:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2020-10-28 20:18:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2020-10-28 20:18:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2020-10-28 20:18:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2020-10-28 20:18:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2020-10-28 20:18:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_14 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_29 [2020-10-28 20:18:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_17 [2020-10-28 20:18:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_8 [2020-10-28 20:18:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_12 [2020-10-28 20:18:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2020-10-28 20:18:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2020-10-28 20:18:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2020-10-28 20:18:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-28 20:18:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-28 20:18:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-28 20:18:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-28 20:18:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-28 20:18:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2020-10-28 20:18:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-28 20:18:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-28 20:18:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-28 20:18:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 20:18:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-28 20:18:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-28 20:18:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-28 20:18:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2020-10-28 20:18:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-28 20:18:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-28 20:18:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2020-10-28 20:18:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-10-28 20:18:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-10-28 20:18:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 20:18:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 20:18:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 20:18:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 20:18:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 20:18:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 20:18:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 20:18:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 20:18:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-28 20:18:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-28 20:18:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2020-10-28 20:18:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 20:18:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2020-10-28 20:18:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-10-28 20:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2020-10-28 20:18:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-10-28 20:18:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 20:18:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2020-10-28 20:18:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-10-28 20:18:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2020-10-28 20:18:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2020-10-28 20:18:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2020-10-28 20:18:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2020-10-28 20:18:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2020-10-28 20:18:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2020-10-28 20:18:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2020-10-28 20:18:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2020-10-28 20:18:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2020-10-28 20:18:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2020-10-28 20:18:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-28 20:18:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-28 20:18:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2020-10-28 20:18:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-28 20:18:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2020-10-28 20:18:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2020-10-28 20:18:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 20:18:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-28 20:18:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-28 20:18:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-28 20:18:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2020-10-28 20:18:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2020-10-28 20:18:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_14 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2020-10-28 20:18:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_29 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_17 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_8 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_12 [2020-10-28 20:18:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-28 20:18:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 20:18:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 20:18:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 20:18:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 20:18:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 20:18:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 20:18:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 20:18:03,279 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 20:19:00,404 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2020-10-28 20:19:01,185 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 20:19:01,186 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 20:19:01,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:19:01 BoogieIcfgContainer [2020-10-28 20:19:01,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 20:19:01,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 20:19:01,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 20:19:01,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 20:19:01,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:17:57" (1/3) ... [2020-10-28 20:19:01,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b588782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:19:01, skipping insertion in model container [2020-10-28 20:19:01,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:18:01" (2/3) ... [2020-10-28 20:19:01,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b588782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:19:01, skipping insertion in model container [2020-10-28 20:19:01,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:19:01" (3/3) ... [2020-10-28 20:19:01,203 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-28 20:19:01,215 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 20:19:01,226 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 20:19:01,242 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 20:19:01,297 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 20:19:01,297 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 20:19:01,297 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 20:19:01,297 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 20:19:01,297 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 20:19:01,298 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 20:19:01,298 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 20:19:01,298 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 20:19:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states. [2020-10-28 20:19:01,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-28 20:19:01,404 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:19:01,405 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] [2020-10-28 20:19:01,406 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:19:01,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:19:01,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1503076583, now seen corresponding path program 1 times [2020-10-28 20:19:01,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:19:01,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [24259571] [2020-10-28 20:19:01,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:19:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:02,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:05,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:07,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:07,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-28 20:19:07,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 20:19:07,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 20:19:07,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:07,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 20:19:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:19:07,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 223 [2020-10-28 20:19:07,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 20:19:09,531 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 475 [2020-10-28 20:19:09,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:19:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:09,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:10,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:10,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:10,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:10,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1015 [2020-10-28 20:19:10,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:10,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:19:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:19:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:10,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:19:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:10,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:10,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:10,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:19:10,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:10,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 20:19:10,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:10,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:10,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:19:10,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:10,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:19:10,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:10,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 20:19:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-28 20:19:11,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-28 20:19:11,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:19:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 174 [2020-10-28 20:19:11,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:19:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:19:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 20:19:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:19:11,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 20:19:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:19:11,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 20:19:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:19:11,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 20:19:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:19:11,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:19:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 20:19:11,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 20:19:11,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:19:11,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 20:19:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 20:19:11,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:19:11,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 20:19:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:19:11,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 20:19:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 20:19:11,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:19:11,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 20:19:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 20:19:11,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:19:11,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:19:11,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 20:19:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:11,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:19:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:11,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:11,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:11,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:11,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:11,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:19:11,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:11,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:19:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:11,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:19:11,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:12,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 20:19:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:12,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:12,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:12,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:19:12,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:12,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:19:12,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:12,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:19:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:12,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:19:12,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:12,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-28 20:19:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:19:12,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:19:12,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:19:12,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 20:19:12,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:19:12,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 20:19:12,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:19:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2020-10-28 20:19:12,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [24259571] [2020-10-28 20:19:12,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:19:12,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 20:19:12,143 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161707866] [2020-10-28 20:19:12,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 20:19:12,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:19:12,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 20:19:12,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 20:19:12,166 INFO L87 Difference]: Start difference. First operand 2154 states. Second operand 8 states. [2020-10-28 20:19:16,234 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 477 [2020-10-28 20:19:19,315 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-28 20:19:33,377 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 480 [2020-10-28 20:19:35,282 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 482 [2020-10-28 20:20:57,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 20:20:57,816 INFO L93 Difference]: Finished difference Result 6825 states and 8957 transitions. [2020-10-28 20:20:57,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 20:20:57,819 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 165 [2020-10-28 20:20:57,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 20:20:57,894 INFO L225 Difference]: With dead ends: 6825 [2020-10-28 20:20:57,894 INFO L226 Difference]: Without dead ends: 4824 [2020-10-28 20:20:57,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-10-28 20:20:57,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4824 states. [2020-10-28 20:20:59,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4824 to 4284. [2020-10-28 20:20:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4284 states. [2020-10-28 20:20:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 4284 states and 5541 transitions. [2020-10-28 20:20:59,507 INFO L78 Accepts]: Start accepts. Automaton has 4284 states and 5541 transitions. Word has length 165 [2020-10-28 20:20:59,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 20:20:59,509 INFO L481 AbstractCegarLoop]: Abstraction has 4284 states and 5541 transitions. [2020-10-28 20:20:59,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 20:20:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4284 states and 5541 transitions. [2020-10-28 20:20:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-28 20:20:59,518 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 20:20:59,519 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] [2020-10-28 20:20:59,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 20:20:59,519 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 20:20:59,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 20:20:59,520 INFO L82 PathProgramCache]: Analyzing trace with hash 395089497, now seen corresponding path program 1 times [2020-10-28 20:20:59,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 20:20:59,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [350867198] [2020-10-28 20:20:59,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 20:20:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:20:59,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:01,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:04,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:04,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-28 20:21:04,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 20:21:04,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5192 [2020-10-28 20:21:04,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:04,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 20:21:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 20:21:04,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-28 20:21:04,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:06,847 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 475 [2020-10-28 20:21:06,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:21:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:07,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:07,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:07,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:07,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 920 [2020-10-28 20:21:07,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:07,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 20:21:07,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:21:08,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 20:21:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 20:21:08,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:21:08,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:08,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 20:21:08,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 20:21:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-28 20:21:08,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 174 [2020-10-28 20:21:08,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:21:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 20:21:08,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 20:21:08,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 20:21:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 20:21:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 20:21:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:21:08,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 20:21:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:21:08,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:21:08,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 20:21:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:21:08,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 20:21:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 20:21:08,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 20:21:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 20:21:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 20:21:08,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 20:21:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 20:21:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 20:21:08,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 20:21:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 20:21:08,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:21:08,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 20:21:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 20:21:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 20:21:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 20:21:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 20:21:08,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 20:21:08,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-28 20:21:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 20:21:08,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:08,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 20:21:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 20:21:08,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 20:21:08,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 20:21:08,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 20:21:08,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 20:21:08,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 20:21:08,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 20:21:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2020-10-28 20:21:09,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [350867198] [2020-10-28 20:21:09,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 20:21:09,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 20:21:09,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722582041] [2020-10-28 20:21:09,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 20:21:09,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 20:21:09,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 20:21:09,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-28 20:21:09,072 INFO L87 Difference]: Start difference. First operand 4284 states and 5541 transitions. Second operand 8 states. [2020-10-28 20:21:13,300 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 477 [2020-10-28 20:21:30,221 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 480 [2020-10-28 20:21:32,688 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 480 [2020-10-28 20:21:34,621 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 483