/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 02:09:40,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 02:09:40,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 02:09:40,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 02:09:40,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 02:09:40,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 02:09:40,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 02:09:40,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 02:09:40,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 02:09:40,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 02:09:40,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 02:09:40,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 02:09:40,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 02:09:40,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 02:09:40,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 02:09:40,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 02:09:40,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 02:09:40,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 02:09:40,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 02:09:40,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 02:09:40,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 02:09:40,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 02:09:40,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 02:09:40,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 02:09:40,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 02:09:40,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 02:09:40,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 02:09:40,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 02:09:40,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 02:09:40,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 02:09:40,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 02:09:40,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 02:09:40,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 02:09:40,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 02:09:40,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 02:09:40,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 02:09:40,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 02:09:40,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 02:09:40,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 02:09:40,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 02:09:40,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 02:09:40,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 02:09:40,580 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 02:09:40,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 02:09:40,581 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 02:09:40,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 02:09:40,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 02:09:40,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 02:09:40,582 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 02:09:40,582 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 02:09:40,582 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 02:09:40,582 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 02:09:40,583 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 02:09:40,583 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 02:09:40,583 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 02:09:40,583 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 02:09:40,583 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 02:09:40,584 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 02:09:40,584 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 02:09:40,584 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 02:09:40,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 02:09:40,584 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 02:09:40,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 02:09:40,585 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 02:09:40,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 02:09:40,586 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 02:09:40,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 02:09:40,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 02:09:40,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 02:09:40,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 02:09:40,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 02:09:40,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 02:09:40,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 02:09:40,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 02:09:40,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 02:09:40,851 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 02:09:40,851 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 02:09:40,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2023-04-01 02:09:41,972 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 02:09:42,498 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 02:09:42,499 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2023-04-01 02:09:42,535 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac53b3624/046283981c9349a7aae7859aee625019/FLAG27d1e9ef0 [2023-04-01 02:09:42,545 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac53b3624/046283981c9349a7aae7859aee625019 [2023-04-01 02:09:42,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 02:09:42,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 02:09:42,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 02:09:42,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 02:09:42,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 02:09:42,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:09:42" (1/1) ... [2023-04-01 02:09:42,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c252b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:42, skipping insertion in model container [2023-04-01 02:09:42,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 02:09:42" (1/1) ... [2023-04-01 02:09:42,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 02:09:42,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 02:09:44,382 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[256140,256153] [2023-04-01 02:09:44,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 02:09:44,485 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 02:09:44,749 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[256140,256153] [2023-04-01 02:09:44,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 02:09:44,845 INFO L208 MainTranslator]: Completed translation [2023-04-01 02:09:44,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44 WrapperNode [2023-04-01 02:09:44,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 02:09:44,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 02:09:44,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 02:09:44,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 02:09:44,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:44,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:44,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:44,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,074 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 02:09:45,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 02:09:45,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 02:09:45,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 02:09:45,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (1/1) ... [2023-04-01 02:09:45,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 02:09:45,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 02:09:45,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 02:09:45,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 02:09:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-01 02:09:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-01 02:09:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-01 02:09:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure can_dropped_invalid_skb [2023-04-01 02:09:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2023-04-01 02:09:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2023-04-01 02:09:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2023-04-01 02:09:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2023-04-01 02:09:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_write [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __of_match_device [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2023-04-01 02:09:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2023-04-01 02:09:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2023-04-01 02:09:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_2regs [2023-04-01 02:09:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx_frame [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_tx [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx_frame [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2023-04-01 02:09:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hard_start_xmit [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_mode [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_do_set_bittiming [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_probe [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2023-04-01 02:09:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_tx_work_handler [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_restart_work_handler [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_ist [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2023-04-01 02:09:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_init [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_driver_exit [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_driver_io_instance_0 [2023-04-01 02:09:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2023-04-01 02:09:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2023-04-01 02:09:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2023-04-01 02:09:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2023-04-01 02:09:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-01 02:09:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_7_2 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_4_5 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_4_6 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_2 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_11_12_6 [2023-04-01 02:09:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_7 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_8 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_12 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_0_11 [2023-04-01 02:09:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_0_2 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_2 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_4_14 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_4_3 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_3_3 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_3_15 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_3_14 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_3_9 [2023-04-01 02:09:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_3_22 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_3_4 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_3_7 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_3_16 [2023-04-01 02:09:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_3_17 [2023-04-01 02:09:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2023-04-01 02:09:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2023-04-01 02:09:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2023-04-01 02:09:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2023-04-01 02:09:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_3_21 [2023-04-01 02:09:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_3_18 [2023-04-01 02:09:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2023-04-01 02:09:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_3_10 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_3_13 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_4 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_3 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_15 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_16 [2023-04-01 02:09:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_17 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_18 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_19 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_callback_5_4 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_probe_5_10 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_class_instance_release_5_2 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_rtc_rtc_class_instance_5 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_9 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_10 [2023-04-01 02:09:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_15 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_16 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_17 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_18 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_candev_19 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_20 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_candev_21 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_22 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_register_driver_23 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_unregister_driver_24 [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-01 02:09:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-01 02:09:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk [2023-04-01 02:09:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_clk_of_mcp251x_priv [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_enable_clk_of_mcp251x_priv [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-01 02:09:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_err_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_can_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_candev [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure can_bus_off [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure can_get_echo_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure can_put_echo_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-01 02:09:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_can_led_init [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-01 02:09:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-01 02:09:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure open_candev [2023-04-01 02:09:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 02:09:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-01 02:09:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure register_candev [2023-04-01 02:09:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2023-04-01 02:09:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2023-04-01 02:09:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 02:09:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-01 02:09:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_device_id [2023-04-01 02:09:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_setup [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_candev [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 02:09:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 02:09:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 02:09:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-01 02:09:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-01 02:09:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_clk_of_mcp251x_priv [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 02:09:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 02:09:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-01 02:09:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_10 [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_9 [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-01 02:09:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 02:09:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_17 [2023-04-01 02:09:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_15 [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_16 [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure devm_can_led_init [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure can_dropped_invalid_skb [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_candev [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure open_candev [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure register_candev [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev_19 [2023-04-01 02:09:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_candev [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev_21 [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure can_bus_off [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure can_put_echo_skb [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure can_get_echo_skb [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_skb [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_can_err_skb [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver_23 [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2023-04-01 02:09:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver_24 [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure spi_setup [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure spi_write [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 02:09:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_device_id [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_18 [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_20 [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_22 [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure __of_match_device [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2023-04-01 02:09:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_2regs [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx_frame [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_tx [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx_frame [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hard_start_xmit [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_mode [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_do_set_bittiming [2023-04-01 02:09:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_probe [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_tx_work_handler [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_restart_work_handler [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_ist [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2023-04-01 02:09:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_init [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_driver_exit [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_mcp251x_can_driver_init_12_11 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_driver_io_instance_0 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_11_12_4 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_rtc_class_instance_12_12_5 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_7_2 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_4_5 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_4_6 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2023-04-01 02:09:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_2 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_11_12_6 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_rtc_class_instance_12_12_7 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_7 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_8 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_12 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_0_11 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_0_2 [2023-04-01 02:09:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_2 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_4_14 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_4_3 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_3_3 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_3_15 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_3_14 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_3_12 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_3_9 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_3_8 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_3_6 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_3_22 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_3_4 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_3_7 [2023-04-01 02:09:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_3_5 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_3_16 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_3_17 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_3_19 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_3_27 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_3_24 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_3_25 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_3_21 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_3_18 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_3_20 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_3_10 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_3_13 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_3_11 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_4 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_3 [2023-04-01 02:09:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_candev [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_15 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_16 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_17 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_18 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_19 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_callback_5_4 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_probe_5_10 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_class_instance_release_5_2 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_rtc_rtc_class_instance_5 [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_register_driver [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_unregister_driver [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_candev [2023-04-01 02:09:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 02:09:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-01 02:09:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-01 02:09:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_enable_clk_of_mcp251x_priv [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 02:09:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 02:09:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 02:09:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 02:09:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 02:09:46,075 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 02:09:46,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 02:09:46,213 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 02:10:35,262 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 02:10:36,821 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 02:10:36,822 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 02:10:36,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:10:36 BoogieIcfgContainer [2023-04-01 02:10:36,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 02:10:36,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 02:10:36,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 02:10:36,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 02:10:36,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 02:09:42" (1/3) ... [2023-04-01 02:10:36,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5476ff31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:10:36, skipping insertion in model container [2023-04-01 02:10:36,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 02:09:44" (2/3) ... [2023-04-01 02:10:36,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5476ff31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 02:10:36, skipping insertion in model container [2023-04-01 02:10:36,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 02:10:36" (3/3) ... [2023-04-01 02:10:36,836 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2023-04-01 02:10:36,853 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 02:10:36,853 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 02:10:36,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 02:10:36,951 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a2e135c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 02:10:36,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 02:10:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 1648 states, 888 states have (on average 1.188063063063063) internal successors, (1055), 941 states have internal predecessors, (1055), 509 states have call successors, (509), 239 states have call predecessors, (509), 238 states have return successors, (502), 483 states have call predecessors, (502), 502 states have call successors, (502) [2023-04-01 02:10:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-04-01 02:10:36,975 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 02:10:36,976 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-04-01 02:10:36,976 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 02:10:36,982 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 02:10:36,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2045838185, now seen corresponding path program 1 times [2023-04-01 02:10:36,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 02:10:36,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128306088] [2023-04-01 02:10:36,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 02:10:36,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 02:10:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 02:10:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-01 02:10:39,805 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 02:10:39,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128306088] [2023-04-01 02:10:39,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128306088] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 02:10:39,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 02:10:39,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 02:10:39,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84040523] [2023-04-01 02:10:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 02:10:39,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 02:10:39,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 02:10:39,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 02:10:39,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-01 02:10:39,845 INFO L87 Difference]: Start difference. First operand has 1648 states, 888 states have (on average 1.188063063063063) internal successors, (1055), 941 states have internal predecessors, (1055), 509 states have call successors, (509), 239 states have call predecessors, (509), 238 states have return successors, (502), 483 states have call predecessors, (502), 502 states have call successors, (502) Second operand has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 6 states have internal predecessors, (30), 4 states have call successors, (18), 5 states have call predecessors, (18), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-01 02:10:41,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:10:44,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 02:10:46,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []