/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-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 00:45:28,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 00:45:28,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 00:45:28,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 00:45:28,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 00:45:28,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 00:45:28,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 00:45:28,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 00:45:28,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 00:45:28,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 00:45:28,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 00:45:28,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 00:45:28,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 00:45:28,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 00:45:28,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 00:45:28,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 00:45:28,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 00:45:28,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 00:45:28,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 00:45:28,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 00:45:28,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 00:45:28,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 00:45:28,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 00:45:28,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 00:45:28,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 00:45:28,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 00:45:28,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 00:45:28,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 00:45:28,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 00:45:28,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 00:45:28,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 00:45:28,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 00:45:28,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 00:45:28,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 00:45:28,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 00:45:28,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 00:45:28,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 00:45:28,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 00:45:28,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 00:45:28,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 00:45:28,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 00:45:28,923 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 00:45:28,945 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 00:45:28,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 00:45:28,945 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 00:45:28,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 00:45:28,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 00:45:28,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 00:45:28,946 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 00:45:28,946 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 00:45:28,946 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 00:45:28,946 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 00:45:28,947 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 00:45:28,947 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 00:45:28,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 00:45:28,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 00:45:28,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 00:45:28,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 00:45:28,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 00:45:28,950 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 00:45:28,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 00:45:28,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 00:45:28,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 00:45:28,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 00:45:29,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 00:45:29,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 00:45:29,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 00:45:29,156 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 00:45:29,157 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 00:45:29,158 INFO L432 ainManager$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 00:45:30,132 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 00:45:30,513 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 00:45:30,514 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 00:45:30,539 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7af947a40/9d574705598547a69a5e13dae624f624/FLAGd4e22412c [2023-04-01 00:45:30,554 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7af947a40/9d574705598547a69a5e13dae624f624 [2023-04-01 00:45:30,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 00:45:30,557 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 00:45:30,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 00:45:30,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 00:45:30,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 00:45:30,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:45:30" (1/1) ... [2023-04-01 00:45:30,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bb8427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:30, skipping insertion in model container [2023-04-01 00:45:30,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:45:30" (1/1) ... [2023-04-01 00:45:30,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 00:45:30,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 00:45:31,774 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 00:45:31,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 00:45:31,888 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 00:45:32,175 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 00:45:32,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 00:45:32,317 INFO L208 MainTranslator]: Completed translation [2023-04-01 00:45:32,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32 WrapperNode [2023-04-01 00:45:32,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 00:45:32,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 00:45:32,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 00:45:32,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 00:45:32,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 00:45:32,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 00:45:32,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 00:45:32,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 00:45:32,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (1/1) ... [2023-04-01 00:45:32,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 00:45:32,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 00:45:32,594 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 00:45:32,619 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 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-01 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-01 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-01 00:45:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-04-01 00:45:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-01 00:45:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-01 00:45:32,645 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2023-04-01 00:45:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_tx_work_q [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_int_work_q [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpurelease [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_enable_intr [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_dma [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma_complete [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma_complete [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_dma [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_dma [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_raise [2023-04-01 00:45:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_op_lower [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_rx_config [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_config [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_te1_alarm [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_ctlchg [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_log_rx_error [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_recover_rx_error [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr_rx [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_tx [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bottom_half_rx [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_intr [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure check_started_ok [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure set_conf_from_info [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure gather_conf_info [2023-04-01 00:45:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_set_iface [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_get_iface [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_ioctl [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_openport [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_closeport [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_open [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_close [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_attach [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_tx_timeout [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_start_xmit [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init_card [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_add_one [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_remove_one [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_init [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cleanup_module [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 00:45:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-01 00:45:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hdlcdev [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 00:45:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_close [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_open [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-01 00:45:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_device [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 00:45:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 00:45:32,654 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 00:45:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-01 00:45:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2023-04-01 00:45:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-04-01 00:45:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-01 00:45:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-01 00:45:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-01 00:45:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_device [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hdlcdev [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_open [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_close [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_start_xmit [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_tx [2023-04-01 00:45:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure do_bottom_half_rx [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_tx_work_q [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_int_work_q [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpurelease [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_enable_intr [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_dma [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma_complete [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma_complete [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_dma [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_dma [2023-04-01 00:45:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_raise [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_op_lower [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_rx_config [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_config [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_te1_alarm [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_ctlchg [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_log_rx_error [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_recover_rx_error [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr_rx [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_intr [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure check_started_ok [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure set_conf_from_info [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure gather_conf_info [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_set_iface [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_get_iface [2023-04-01 00:45:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure fst_ioctl [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_openport [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_closeport [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_open [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_close [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_attach [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_tx_timeout [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_start_xmit [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init_card [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_add_one [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_remove_one [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_init [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cleanup_module [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 00:45:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 00:45:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 00:45:33,109 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 00:45:33,112 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 00:45:33,803 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:33,852 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2023-04-01 00:45:33,852 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2023-04-01 00:45:34,241 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,300 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !false; [2023-04-01 00:45:34,301 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume false; [2023-04-01 00:45:34,581 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,604 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2023-04-01 00:45:34,604 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2023-04-01 00:45:34,612 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-01 00:45:34,756 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,807 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,893 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2023-04-01 00:45:34,893 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 00:45:34,893 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-04-01 00:45:34,893 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-04-01 00:45:34,896 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,897 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-01 00:45:34,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2023-04-01 00:45:34,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2023-04-01 00:45:34,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2023-04-01 00:45:34,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2023-04-01 00:45:36,158 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 00:45:36,741 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 00:45:36,741 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 00:45:36,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:45:36 BoogieIcfgContainer [2023-04-01 00:45:36,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 00:45:36,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 00:45:36,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 00:45:36,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 00:45:36,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 12:45:30" (1/3) ... [2023-04-01 00:45:36,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8987353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:45:36, skipping insertion in model container [2023-04-01 00:45:36,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:45:32" (2/3) ... [2023-04-01 00:45:36,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8987353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:45:36, skipping insertion in model container [2023-04-01 00:45:36,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:45:36" (3/3) ... [2023-04-01 00:45:36,751 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2023-04-01 00:45:36,764 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 00:45:36,765 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 00:45:36,828 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 00:45:36,832 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;@f67813f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 00:45:36,833 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 00:45:36,868 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 00:45:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-04-01 00:45:36,873 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 00:45:36,874 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 00:45:36,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 00:45:36,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 00:45:36,878 INFO L85 PathProgramCache]: Analyzing trace with hash -319007991, now seen corresponding path program 1 times [2023-04-01 00:45:36,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 00:45:36,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349663981] [2023-04-01 00:45:36,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 00:45:36,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 00:45:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 00:45:37,329 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 00:45:37,329 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 00:45:37,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349663981] [2023-04-01 00:45:37,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349663981] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 00:45:37,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 00:45:37,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 00:45:37,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533433313] [2023-04-01 00:45:37,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 00:45:37,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 00:45:37,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 00:45:37,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 00:45:37,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 00:45:37,371 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 00:45:38,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 00:45:38,010 INFO L93 Difference]: Finished difference Result 2393 states and 3183 transitions. [2023-04-01 00:45:38,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 00:45:38,012 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 00:45:38,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 00:45:38,026 INFO L225 Difference]: With dead ends: 2393 [2023-04-01 00:45:38,026 INFO L226 Difference]: Without dead ends: 1196 [2023-04-01 00:45:38,032 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 00:45:38,034 INFO L413 NwaCegarLoop]: 1427 mSDtfsCounter, 0 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 00:45:38,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2852 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 00:45:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2023-04-01 00:45:38,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 1196. [2023-04-01 00:45:38,112 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 00:45:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1585 transitions. [2023-04-01 00:45:38,119 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1585 transitions. Word has length 29 [2023-04-01 00:45:38,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 00:45:38,119 INFO L495 AbstractCegarLoop]: Abstraction has 1196 states and 1585 transitions. [2023-04-01 00:45:38,119 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 00:45:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1585 transitions. [2023-04-01 00:45:38,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-04-01 00:45:38,120 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 00:45:38,121 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 00:45:38,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 00:45:38,121 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 00:45:38,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 00:45:38,121 INFO L85 PathProgramCache]: Analyzing trace with hash -2005148671, now seen corresponding path program 1 times [2023-04-01 00:45:38,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 00:45:38,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498005422] [2023-04-01 00:45:38,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 00:45:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 00:45:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 00:45:38,244 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 00:45:38,244 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 00:45:38,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498005422] [2023-04-01 00:45:38,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498005422] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 00:45:38,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916327306] [2023-04-01 00:45:38,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 00:45:38,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 00:45:38,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 00:45:38,253 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 00:45:38,280 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 00:45:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 00:45:38,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 1202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-01 00:45:38,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 00:45:38,763 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 00:45:38,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 00:45:38,799 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 00:45:38,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916327306] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 00:45:38,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1289163303] [2023-04-01 00:45:38,812 INFO L159 IcfgInterpreter]: Started Sifa with 30 locations of interest [2023-04-01 00:45:38,812 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 00:45:38,814 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 00:45:38,817 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 00:45:38,818 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 00:45:45,001 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 112 for LOIs [2023-04-01 00:45:45,249 INFO L197 IcfgInterpreter]: Interpreting procedure fst_init with input of size 108 for LOIs [2023-04-01 00:45:45,705 INFO L197 IcfgInterpreter]: Interpreting procedure __pci_register_driver with input of size 108 for LOIs [2023-04-01 00:45:45,728 INFO L197 IcfgInterpreter]: Interpreting procedure spinlock_check with input of size 97 for LOIs [2023-04-01 00:45:45,744 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_initialize with input of size 93 for LOIs [2023-04-01 00:45:45,754 INFO L197 IcfgInterpreter]: Interpreting procedure __raw_spin_lock_init with input of size 106 for LOIs [2023-04-01 00:45:45,775 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 103 for LOIs [2023-04-01 00:45:45,778 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 121 for LOIs [2023-04-01 00:45:47,865 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-01 00:45:53,694 WARN L223 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 1071 (called from [L 376] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-04-01 00:45:55,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1289163303] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 00:45:55,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-04-01 00:45:55,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [4, 4, 4] total 30 [2023-04-01 00:45:55,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907918793] [2023-04-01 00:45:55,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 00:45:55,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-04-01 00:45:55,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 00:45:55,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-04-01 00:45:55,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2023-04-01 00:45:55,878 INFO L87 Difference]: Start difference. First operand 1196 states and 1585 transitions. Second operand has 25 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 8 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2023-04-01 00:46:38,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 00:46:38,846 INFO L93 Difference]: Finished difference Result 3586 states and 4790 transitions. [2023-04-01 00:46:38,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-04-01 00:46:38,848 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 8 states have call successors, (9), 8 states have call predecessors, (9), 6 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 30 [2023-04-01 00:46:38,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 00:46:38,875 INFO L225 Difference]: With dead ends: 3586 [2023-04-01 00:46:38,875 INFO L226 Difference]: Without dead ends: 2397 [2023-04-01 00:46:38,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=192, Invalid=1530, Unknown=0, NotChecked=0, Total=1722 [2023-04-01 00:46:38,889 INFO L413 NwaCegarLoop]: 439 mSDtfsCounter, 2362 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 18373 mSolverCounterSat, 1627 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2702 SdHoareTripleChecker+Valid, 3152 SdHoareTripleChecker+Invalid, 20000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1627 IncrementalHoareTripleChecker+Valid, 18373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.1s IncrementalHoareTripleChecker+Time [2023-04-01 00:46:38,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2702 Valid, 3152 Invalid, 20000 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1627 Valid, 18373 Invalid, 0 Unknown, 0 Unchecked, 39.1s Time] [2023-04-01 00:46:38,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2397 states.