/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 EqDomain -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 12:55:34,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 12:55:34,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 12:55:34,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 12:55:34,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 12:55:34,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 12:55:34,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 12:55:34,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 12:55:34,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 12:55:34,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 12:55:34,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 12:55:34,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 12:55:34,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 12:55:34,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 12:55:34,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 12:55:34,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 12:55:34,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 12:55:34,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 12:55:34,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 12:55:34,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 12:55:34,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 12:55:34,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 12:55:34,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 12:55:34,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 12:55:34,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 12:55:34,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 12:55:34,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 12:55:34,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 12:55:34,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 12:55:34,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 12:55:34,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 12:55:34,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 12:55:34,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 12:55:34,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 12:55:34,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 12:55:34,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 12:55:34,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 12:55:34,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 12:55:34,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 12:55:34,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 12:55:34,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 12:55:34,593 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 12:55:34,621 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 12:55:34,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 12:55:34,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 12:55:34,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 12:55:34,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 12:55:34,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 12:55:34,623 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 12:55:34,623 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 12:55:34,623 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 12:55:34,624 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 12:55:34,624 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 12:55:34,625 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 12:55:34,625 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 12:55:34,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 12:55:34,626 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 12:55:34,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 12:55:34,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 12:55:34,628 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 12:55:34,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 12:55:34,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 12:55:34,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 12:55:34,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 12:55:34,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 12:55:34,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 12:55:34,630 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 12:55:34,630 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 12:55:34,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 12:55:34,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 12:55:34,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 12:55:34,914 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 12:55:34,914 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 12:55:34,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2023-04-01 12:55:36,089 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 12:55:36,595 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 12:55:36,595 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2023-04-01 12:55:36,631 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9a4df8d/78fc151f30a44cb0a498561b8545a62c/FLAG5432879b7 [2023-04-01 12:55:36,648 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9a4df8d/78fc151f30a44cb0a498561b8545a62c [2023-04-01 12:55:36,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 12:55:36,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 12:55:36,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 12:55:36,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 12:55:36,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 12:55:36,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:55:36" (1/1) ... [2023-04-01 12:55:36,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e143f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:36, skipping insertion in model container [2023-04-01 12:55:36,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:55:36" (1/1) ... [2023-04-01 12:55:36,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 12:55:36,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 12:55:38,221 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-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2023-04-01 12:55:38,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 12:55:38,297 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 12:55:38,602 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-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2023-04-01 12:55:38,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 12:55:38,812 INFO L208 MainTranslator]: Completed translation [2023-04-01 12:55:38,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38 WrapperNode [2023-04-01 12:55:38,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 12:55:38,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 12:55:38,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 12:55:38,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 12:55:38,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:38,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:38,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:38,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,049 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 12:55:39,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 12:55:39,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 12:55:39,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 12:55:39,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (1/1) ... [2023-04-01 12:55:39,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 12:55:39,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 12:55:39,134 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 12:55:39,159 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 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 12:55:39,179 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-04-01 12:55:39,180 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-04-01 12:55:39,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-01 12:55:39,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-01 12:55:39,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-01 12:55:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-01 12:55:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-01 12:55:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-01 12:55:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-01 12:55:39,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-01 12:55:39,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_tx_work_q [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_int_work_q [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpurelease [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_enable_intr [2023-04-01 12:55:39,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_dma [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma_complete [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma_complete [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_raise [2023-04-01 12:55:39,188 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_lower [2023-04-01 12:55:39,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_config [2023-04-01 12:55:39,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_config [2023-04-01 12:55:39,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_te1_alarm [2023-04-01 12:55:39,189 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_ctlchg [2023-04-01 12:55:39,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_log_rx_error [2023-04-01 12:55:39,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_recover_rx_error [2023-04-01 12:55:39,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_rx [2023-04-01 12:55:39,190 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_tx [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_rx [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure check_started_ok [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_conf_from_info [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure gather_conf_info [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_set_iface [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_get_iface [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_ioctl [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_openport [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_closeport [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_open [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_close [2023-04-01 12:55:39,191 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_attach [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_timeout [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_start_xmit [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_card [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_add_one [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_remove_one [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cleanup_module [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 12:55:39,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2023-04-01 12:55:39,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2023-04-01 12:55:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2023-04-01 12:55:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 12:55:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 12:55:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 12:55:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-01 12:55:39,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-01 12:55:39,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 12:55:39,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-01 12:55:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-01 12:55:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-01 12:55:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-01 12:55:39,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hdlcdev [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_close [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_open [2023-04-01 12:55:39,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-01 12:55:39,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_device [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 12:55:39,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 12:55:39,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 12:55:39,207 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 12:55:39,208 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-01 12:55:39,209 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-01 12:55:39,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-01 12:55:39,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-01 12:55:39,212 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-01 12:55:39,213 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-01 12:55:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-01 12:55:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2023-04-01 12:55:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-01 12:55:39,216 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-01 12:55:39,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-01 12:55:39,218 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_device [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hdlcdev [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_open [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_close [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_start_xmit [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2023-04-01 12:55:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_tx [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_rx [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_tx_work_q [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_int_work_q [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 12:55:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpurelease [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_enable_intr [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_dma [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma_complete [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma_complete [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_raise [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_lower [2023-04-01 12:55:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_config [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_config [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_te1_alarm [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_ctlchg [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_log_rx_error [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_recover_rx_error [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_rx [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure check_started_ok [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure set_conf_from_info [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure gather_conf_info [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_set_iface [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_get_iface [2023-04-01 12:55:39,255 INFO L130 BoogieDeclarations]: Found specification of procedure fst_ioctl [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_openport [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_closeport [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_open [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_close [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_attach [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_timeout [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_start_xmit [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_card [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_add_one [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_remove_one [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cleanup_module [2023-04-01 12:55:39,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 12:55:39,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 12:55:39,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 12:55:39,895 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 12:55:39,903 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 12:55:40,750 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:40,810 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2023-04-01 12:55:40,810 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2023-04-01 12:55:41,306 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:41,382 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !false; [2023-04-01 12:55:41,382 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume false; [2023-04-01 12:55:41,756 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:41,784 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2023-04-01 12:55:41,785 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2023-04-01 12:55:41,796 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-01 12:55:41,982 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:41,984 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:42,081 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2023-04-01 12:55:42,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false;call ULTIMATE.dealloc(~#wrthdr~0.base, ~#wrthdr~0.offset);havoc ~#wrthdr~0.base, ~#wrthdr~0.offset;call ULTIMATE.dealloc(~#info~0.base, ~#info~0.offset);havoc ~#info~0.base, ~#info~0.offset; [2023-04-01 12:55:42,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-04-01 12:55:42,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-04-01 12:55:42,087 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:42,088 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 12:55:42,147 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2023-04-01 12:55:42,148 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2023-04-01 12:55:42,148 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2023-04-01 12:55:42,148 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2023-04-01 12:55:43,564 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 12:55:44,317 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 12:55:44,317 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 12:55:44,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:55:44 BoogieIcfgContainer [2023-04-01 12:55:44,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 12:55:44,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 12:55:44,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 12:55:44,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 12:55:44,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 12:55:36" (1/3) ... [2023-04-01 12:55:44,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f973f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:55:44, skipping insertion in model container [2023-04-01 12:55:44,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:55:38" (2/3) ... [2023-04-01 12:55:44,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f973f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:55:44, skipping insertion in model container [2023-04-01 12:55:44,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:55:44" (3/3) ... [2023-04-01 12:55:44,329 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2023-04-01 12:55:44,347 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 12:55:44,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 12:55:44,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 12:55:44,444 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;@2f5564c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 12:55:44,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 12:55:44,455 INFO L276 IsEmpty]: Start isEmpty. Operand has 1475 states, 851 states have (on average 1.2432432432432432) internal successors, (1058), 873 states have internal predecessors, (1058), 457 states have call successors, (457), 159 states have call predecessors, (457), 159 states have return successors, (457), 455 states have call predecessors, (457), 457 states have call successors, (457) [2023-04-01 12:55:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-04-01 12:55:44,463 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:55:44,464 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 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 12:55:44,464 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:55:44,470 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:55:44,470 INFO L85 PathProgramCache]: Analyzing trace with hash -319007991, now seen corresponding path program 1 times [2023-04-01 12:55:44,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:55:44,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399239567] [2023-04-01 12:55:44,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:55:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:55:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:55:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:55:44,927 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:55:44,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399239567] [2023-04-01 12:55:44,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399239567] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:55:44,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:55:44,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 12:55:44,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453191549] [2023-04-01 12:55:44,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:55:44,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 12:55:44,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:55:44,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 12:55:44,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 12:55:44,967 INFO L87 Difference]: Start difference. First operand has 1475 states, 851 states have (on average 1.2432432432432432) internal successors, (1058), 873 states have internal predecessors, (1058), 457 states have call successors, (457), 159 states have call predecessors, (457), 159 states have return successors, (457), 455 states have call predecessors, (457), 457 states have call successors, (457) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-01 12:55:45,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:55:45,949 INFO L93 Difference]: Finished difference Result 2393 states and 3183 transitions. [2023-04-01 12:55:45,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 12:55:45,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 29 [2023-04-01 12:55:45,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:55:45,971 INFO L225 Difference]: With dead ends: 2393 [2023-04-01 12:55:45,971 INFO L226 Difference]: Without dead ends: 1196 [2023-04-01 12:55:45,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 12:55:45,982 INFO L413 NwaCegarLoop]: 1427 mSDtfsCounter, 0 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2852 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 12:55:45,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2852 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 12:55:46,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2023-04-01 12:55:46,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 1196. [2023-04-01 12:55:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1196 states, 687 states have (on average 1.2387190684133915) internal successors, (851), 702 states have internal predecessors, (851), 369 states have call successors, (369), 142 states have call predecessors, (369), 139 states have return successors, (365), 364 states have call predecessors, (365), 365 states have call successors, (365) [2023-04-01 12:55:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1585 transitions. [2023-04-01 12:55:46,099 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1585 transitions. Word has length 29 [2023-04-01 12:55:46,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:55:46,100 INFO L495 AbstractCegarLoop]: Abstraction has 1196 states and 1585 transitions. [2023-04-01 12:55:46,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-01 12:55:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1585 transitions. [2023-04-01 12:55:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-04-01 12:55:46,102 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:55:46,102 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 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 12:55:46,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 12:55:46,102 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:55:46,103 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:55:46,103 INFO L85 PathProgramCache]: Analyzing trace with hash -2005148671, now seen corresponding path program 1 times [2023-04-01 12:55:46,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:55:46,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195290749] [2023-04-01 12:55:46,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:55:46,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:55:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:55:46,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:55:46,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:55:46,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195290749] [2023-04-01 12:55:46,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195290749] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 12:55:46,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88359880] [2023-04-01 12:55:46,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:55:46,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 12:55:46,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 12:55:46,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 12:55:46,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 12:55:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:55:46,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 12:55:46,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 12:55:46,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:55:46,974 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 12:55:47,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:55:47,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88359880] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 12:55:47,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [830734087] [2023-04-01 12:55:47,070 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2023-04-01 12:55:47,071 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 12:55:47,079 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 12:55:47,083 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 12:55:47,084 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 12:56:34,007 WARN L223 SmtUtils]: Spent 38.45s on a formula simplification. DAG size of input: 1085 DAG size of output: 1085 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm)