/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 09:48:47,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 09:48:47,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 09:48:47,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 09:48:47,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 09:48:47,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 09:48:47,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 09:48:47,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 09:48:47,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 09:48:47,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 09:48:47,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 09:48:47,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 09:48:47,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 09:48:47,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 09:48:47,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 09:48:47,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 09:48:47,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 09:48:47,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 09:48:47,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 09:48:47,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 09:48:47,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 09:48:47,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 09:48:47,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 09:48:47,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 09:48:47,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 09:48:47,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 09:48:47,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 09:48:47,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 09:48:47,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 09:48:47,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 09:48:47,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 09:48:47,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 09:48:47,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 09:48:47,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 09:48:47,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 09:48:47,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 09:48:47,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 09:48:48,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 09:48:48,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 09:48:48,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 09:48:48,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 09:48:48,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 09:48:48,053 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 09:48:48,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 09:48:48,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 09:48:48,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 09:48:48,058 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 09:48:48,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 09:48:48,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 09:48:48,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 09:48:48,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 09:48:48,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 09:48:48,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 09:48:48,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 09:48:48,061 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 09:48:48,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 09:48:48,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 09:48:48,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 09:48:48,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 09:48:48,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 09:48:48,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 09:48:48,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 09:48:48,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 09:48:48,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 09:48:48,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 09:48:48,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 09:48:48,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 09:48:48,063 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 09:48:48,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 09:48:48,064 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 09:48:48,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 09:48:48,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 09:48:48,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 09:48:48,542 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 09:48:48,543 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 09:48:48,544 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 09:48:48,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f26c58e61/49110b5676274bd39146c9b2d798afcc/FLAG247e361d1 [2020-10-27 09:48:49,878 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 09:48:49,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 09:48:49,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f26c58e61/49110b5676274bd39146c9b2d798afcc/FLAG247e361d1 [2020-10-27 09:48:50,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f26c58e61/49110b5676274bd39146c9b2d798afcc [2020-10-27 09:48:50,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 09:48:50,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 09:48:50,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 09:48:50,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 09:48:50,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 09:48:50,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:50" (1/1) ... [2020-10-27 09:48:50,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5abe64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:50, skipping insertion in model container [2020-10-27 09:48:50,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:48:50" (1/1) ... [2020-10-27 09:48:50,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 09:48:50,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 09:48:52,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 09:48:52,711 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 09:48:53,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 09:48:54,138 INFO L208 MainTranslator]: Completed translation [2020-10-27 09:48:54,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54 WrapperNode [2020-10-27 09:48:54,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 09:48:54,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 09:48:54,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 09:48:54,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 09:48:54,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... [2020-10-27 09:48:54,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 09:48:54,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 09:48:54,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 09:48:54,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 09:48:54,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 09:48:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 09:48:54,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 09:48:54,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-27 09:48:54,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-27 09:48:54,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-27 09:48:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-27 09:48:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 09:48:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 09:48:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 09:48:54,641 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-27 09:48:54,642 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-27 09:48:54,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 09:48:54,644 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2020-10-27 09:48:54,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2020-10-27 09:48:54,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2020-10-27 09:48:54,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2020-10-27 09:48:54,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2020-10-27 09:48:54,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2020-10-27 09:48:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-27 09:48:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-27 09:48:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-27 09:48:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2020-10-27 09:48:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2020-10-27 09:48:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-27 09:48:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-27 09:48:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-27 09:48:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-27 09:48:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2020-10-27 09:48:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2020-10-27 09:48:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2020-10-27 09:48:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 09:48:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2020-10-27 09:48:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 09:48:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-27 09:48:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-27 09:48:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-27 09:48:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2020-10-27 09:48:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2020-10-27 09:48:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2020-10-27 09:48:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-27 09:48:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2020-10-27 09:48:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-27 09:48:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 09:48:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 09:48:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 09:48:54,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 09:48:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2020-10-27 09:48:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-27 09:48:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 09:48:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 09:48:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 09:48:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2020-10-27 09:48:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-27 09:48:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-27 09:48:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 09:48:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2020-10-27 09:48:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2020-10-27 09:48:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2020-10-27 09:48:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2020-10-27 09:48:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2020-10-27 09:48:54,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2020-10-27 09:48:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2020-10-27 09:48:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2020-10-27 09:48:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2020-10-27 09:48:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2020-10-27 09:48:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2020-10-27 09:48:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2020-10-27 09:48:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2020-10-27 09:48:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2020-10-27 09:48:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2020-10-27 09:48:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2020-10-27 09:48:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2020-10-27 09:48:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2020-10-27 09:48:54,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2020-10-27 09:48:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2020-10-27 09:48:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 09:48:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 09:48:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 09:48:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 09:48:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 09:48:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 09:48:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 09:48:54,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 09:48:56,032 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 09:49:50,995 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 09:49:50,995 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 09:49:51,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:49:51 BoogieIcfgContainer [2020-10-27 09:49:51,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 09:49:51,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 09:49:51,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 09:49:51,011 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 09:49:51,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:48:50" (1/3) ... [2020-10-27 09:49:51,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc40dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:49:51, skipping insertion in model container [2020-10-27 09:49:51,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:48:54" (2/3) ... [2020-10-27 09:49:51,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc40dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:49:51, skipping insertion in model container [2020-10-27 09:49:51,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:49:51" (3/3) ... [2020-10-27 09:49:51,014 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2020-10-27 09:49:51,027 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 09:49:51,035 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 09:49:51,050 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 09:49:51,087 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 09:49:51,087 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 09:49:51,087 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 09:49:51,087 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 09:49:51,088 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 09:49:51,088 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 09:49:51,088 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 09:49:51,088 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 09:49:51,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states. [2020-10-27 09:49:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-27 09:49:51,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 09:49:51,158 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 09:49:51,159 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 09:49:51,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 09:49:51,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1894262266, now seen corresponding path program 1 times [2020-10-27 09:49:51,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 09:49:51,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [454620016] [2020-10-27 09:49:51,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 09:49:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:49:52,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:49:58,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:49:58,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 09:49:58,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:49:58,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6178 [2020-10-27 09:49:58,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:49:58,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 09:49:58,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 09:49:58,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-27 09:49:58,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 09:49:59,305 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2020-10-27 09:49:59,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 09:49:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:49:59,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:00,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:00,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:50:00,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:00,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 928 [2020-10-27 09:50:00,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:00,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:00,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:00,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 09:50:00,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:00,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 09:50:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:00,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:00,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:00,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 09:50:00,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:00,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 09:50:00,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:00,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 09:50:00,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:00,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 09:50:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:00,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:00,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:00,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 09:50:00,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:00,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 213 [2020-10-27 09:50:00,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 09:50:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:50:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-27 09:50:00,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:00,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:00,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:00,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:00,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 09:50:00,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:00,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-27 09:50:00,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 09:50:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:50:00,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 09:50:00,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:00,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:00,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 09:50:01,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-27 09:50:01,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 09:50:01,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:50:01,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 09:50:01,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:01,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:50:01,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 09:50:01,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:50:01,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 09:50:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 09:50:01,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 09:50:01,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 09:50:01,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:50:01,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 09:50:01,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:50:01,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 09:50:01,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:50:01,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 09:50:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:50:01,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 09:50:01,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 09:50:01,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 09:50:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 09:50:01,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 09:50:01,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 09:50:01,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:01,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 09:50:01,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 09:50:01,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 09:50:01,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 09:50:01,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:01,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:50:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:50:01,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 09:50:01,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 09:50:01,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 09:50:01,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 09:50:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:50:01,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 09:50:01,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:50:01,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 09:50:01,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 09:50:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:50:01,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:50:01,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:50:01,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:50:01,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 09:50:01,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:50:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 09:50:01,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [454620016] [2020-10-27 09:50:01,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 09:50:01,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 09:50:01,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407281851] [2020-10-27 09:50:01,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 09:50:01,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 09:50:01,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 09:50:01,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 09:50:01,445 INFO L87 Difference]: Start difference. First operand 1862 states. Second operand 8 states. [2020-10-27 09:50:04,878 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2020-10-27 09:50:07,188 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2020-10-27 09:50:08,099 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2020-10-27 09:51:31,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 09:51:31,769 INFO L93 Difference]: Finished difference Result 6431 states and 8691 transitions. [2020-10-27 09:51:31,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 09:51:31,771 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 81 [2020-10-27 09:51:31,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 09:51:31,858 INFO L225 Difference]: With dead ends: 6431 [2020-10-27 09:51:31,858 INFO L226 Difference]: Without dead ends: 4646 [2020-10-27 09:51:31,881 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-27 09:51:31,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4646 states. [2020-10-27 09:51:32,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4646 to 4059. [2020-10-27 09:51:32,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4059 states. [2020-10-27 09:51:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 5321 transitions. [2020-10-27 09:51:32,961 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 5321 transitions. Word has length 81 [2020-10-27 09:51:32,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 09:51:32,963 INFO L481 AbstractCegarLoop]: Abstraction has 4059 states and 5321 transitions. [2020-10-27 09:51:32,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 09:51:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 5321 transitions. [2020-10-27 09:51:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-27 09:51:32,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 09:51:32,979 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 09:51:32,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 09:51:32,980 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 09:51:32,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 09:51:32,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1377077179, now seen corresponding path program 1 times [2020-10-27 09:51:32,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 09:51:32,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1495803554] [2020-10-27 09:51:32,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 09:51:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:38,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:38,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 09:51:38,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:38,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5290 [2020-10-27 09:51:38,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 09:51:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 09:51:38,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-27 09:51:38,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:39,592 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2020-10-27 09:51:39,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 09:51:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:39,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:40,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:40,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:51:40,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:40,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1011 [2020-10-27 09:51:40,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 09:51:40,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:40,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 09:51:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:40,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:40,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:40,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 09:51:40,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:40,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 09:51:40,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:40,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:40,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:40,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 09:51:40,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:40,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 09:51:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:40,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 09:51:41,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 189 [2020-10-27 09:51:41,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 09:51:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:51:41,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-27 09:51:41,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-27 09:51:41,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-27 09:51:41,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 09:51:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:51:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 09:51:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 09:51:41,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 09:51:41,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 09:51:41,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:51:41,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 09:51:41,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:51:41,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 09:51:41,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:51:41,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 09:51:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 09:51:41,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 09:51:41,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 09:51:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 09:51:41,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 09:51:41,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:51:41,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 09:51:41,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:51:41,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 09:51:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:51:41,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 09:51:41,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 09:51:41,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-27 09:51:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 09:51:41,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 09:51:41,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 09:51:41,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 09:51:41,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 09:51:41,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 09:51:41,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 09:51:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 09:51:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 09:51:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:51:41,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 09:51:41,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 09:51:41,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 09:51:41,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 09:51:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 09:51:41,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 09:51:41,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 09:51:41,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 09:51:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:51:41,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 09:51:41,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 09:51:41,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 09:51:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:51:41,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:51:41,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 09:51:41,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 09:51:41,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 09:51:41,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 09:51:41,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 09:51:41,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 09:51:41,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 09:51:41,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 09:51:41,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 09:51:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 09:51:41,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1495803554] [2020-10-27 09:51:41,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 09:51:41,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 09:51:41,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661914321] [2020-10-27 09:51:41,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 09:51:41,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 09:51:41,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 09:51:41,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 09:51:41,718 INFO L87 Difference]: Start difference. First operand 4059 states and 5321 transitions. Second operand 8 states. [2020-10-27 09:51:45,157 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2020-10-27 09:51:47,646 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2020-10-27 09:51:48,610 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2020-10-27 09:52:34,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 09:52:34,744 INFO L93 Difference]: Finished difference Result 4608 states and 6185 transitions. [2020-10-27 09:52:34,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 09:52:34,745 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 86 [2020-10-27 09:52:34,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 09:52:34,783 INFO L225 Difference]: With dead ends: 4608 [2020-10-27 09:52:34,783 INFO L226 Difference]: Without dead ends: 4538 [2020-10-27 09:52:34,787 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-27 09:52:34,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4538 states. [2020-10-27 09:52:35,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4538 to 3971. [2020-10-27 09:52:35,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3971 states. [2020-10-27 09:52:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 3971 states and 5202 transitions. [2020-10-27 09:52:35,812 INFO L78 Accepts]: Start accepts. Automaton has 3971 states and 5202 transitions. Word has length 86 [2020-10-27 09:52:35,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 09:52:35,813 INFO L481 AbstractCegarLoop]: Abstraction has 3971 states and 5202 transitions. [2020-10-27 09:52:35,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 09:52:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 5202 transitions. [2020-10-27 09:52:35,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2020-10-27 09:52:35,829 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 09:52:35,830 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 09:52:35,830 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 09:52:35,831 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 09:52:35,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 09:52:35,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1405081457, now seen corresponding path program 1 times [2020-10-27 09:52:35,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 09:52:35,832 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1424690145] [2020-10-27 09:52:35,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 09:52:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 09:52:36,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:52:36,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:52:37,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 09:52:39,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking...