./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5e008b04b7be5a7eb3cfb5abbdeca875ac459e6636eb5b98613fa9fcb2277a8 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:44:33,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:44:33,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:44:33,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:44:33,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:44:33,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:44:33,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:44:33,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:44:33,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:44:33,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:44:33,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:44:33,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:44:33,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:44:33,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:44:33,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:44:33,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:44:33,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:44:33,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:44:33,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:44:33,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:44:33,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:44:33,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:44:33,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:44:33,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:44:33,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:44:33,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:44:33,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:44:33,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:44:33,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:44:33,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:44:33,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:44:33,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:44:33,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:44:33,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:44:33,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:44:33,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:44:33,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:44:33,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:44:33,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:44:33,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:44:33,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:44:33,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:44:33,344 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:44:33,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:44:33,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:44:33,349 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:44:33,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:44:33,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:44:33,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:44:33,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:44:33,350 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:44:33,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:44:33,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:44:33,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:44:33,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:44:33,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:44:33,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:44:33,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:44:33,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:44:33,354 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:44:33,354 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:44:33,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:44:33,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:44:33,354 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5e008b04b7be5a7eb3cfb5abbdeca875ac459e6636eb5b98613fa9fcb2277a8 [2021-12-14 17:44:33,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:44:33,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:44:33,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:44:33,578 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:44:33,578 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:44:33,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 17:44:33,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3df22c8/85cc62d3230845cb815217248f7c6176/FLAG476d4f679 [2021-12-14 17:44:34,277 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:44:34,278 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 17:44:34,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3df22c8/85cc62d3230845cb815217248f7c6176/FLAG476d4f679 [2021-12-14 17:44:34,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3df22c8/85cc62d3230845cb815217248f7c6176 [2021-12-14 17:44:34,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:44:34,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:44:34,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:34,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:44:34,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:44:34,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:34" (1/1) ... [2021-12-14 17:44:34,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e958c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:34, skipping insertion in model container [2021-12-14 17:44:34,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:34" (1/1) ... [2021-12-14 17:44:34,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:44:34,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:44:35,500 WARN L230 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[204422,204435] [2021-12-14 17:44:36,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:36,926 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:44:37,022 WARN L230 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[204422,204435] [2021-12-14 17:44:37,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:37,389 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:44:37,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37 WrapperNode [2021-12-14 17:44:37,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:37,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:37,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:44:37,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:44:37,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:37,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:37,812 INFO L137 Inliner]: procedures = 423, calls = 5945, calls flagged for inlining = 205, calls inlined = 187, statements flattened = 11335 [2021-12-14 17:44:37,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:37,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:44:37,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:44:37,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:44:37,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:37,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:37,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:37,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:38,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:38,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:38,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:38,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:44:38,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:44:38,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:44:38,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:44:38,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (1/1) ... [2021-12-14 17:44:38,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:44:38,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:44:38,146 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) [2021-12-14 17:44:38,249 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 [2021-12-14 17:44:38,268 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:44:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:44:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:44:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:44:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2021-12-14 17:44:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2021-12-14 17:44:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:44:38,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:44:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2021-12-14 17:44:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2021-12-14 17:44:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2021-12-14 17:44:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2021-12-14 17:44:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-14 17:44:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-14 17:44:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:44:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:44:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-14 17:44:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-14 17:44:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:44:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:44:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2021-12-14 17:44:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2021-12-14 17:44:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2021-12-14 17:44:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2021-12-14 17:44:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2021-12-14 17:44:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2021-12-14 17:44:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2021-12-14 17:44:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2021-12-14 17:44:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:44:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:44:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2021-12-14 17:44:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2021-12-14 17:44:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2021-12-14 17:44:38,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2021-12-14 17:44:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2021-12-14 17:44:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2021-12-14 17:44:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:44:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:44:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:44:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:44:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:44:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:44:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:44:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:44:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:44:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:44:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:44:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:44:38,274 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2021-12-14 17:44:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2021-12-14 17:44:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:44:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:44:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2021-12-14 17:44:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2021-12-14 17:44:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:44:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:44:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:44:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2021-12-14 17:44:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2021-12-14 17:44:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2021-12-14 17:44:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2021-12-14 17:44:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:44:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:44:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2021-12-14 17:44:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2021-12-14 17:44:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:44:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2021-12-14 17:44:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2021-12-14 17:44:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-12-14 17:44:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-12-14 17:44:38,278 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2021-12-14 17:44:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2021-12-14 17:44:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:44:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2021-12-14 17:44:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2021-12-14 17:44:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:44:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:44:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-14 17:44:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-14 17:44:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-14 17:44:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-14 17:44:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:44:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:44:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-14 17:44:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-14 17:44:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2021-12-14 17:44:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2021-12-14 17:44:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-14 17:44:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-14 17:44:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:44:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:44:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2021-12-14 17:44:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2021-12-14 17:44:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-14 17:44:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2021-12-14 17:44:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2021-12-14 17:44:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2021-12-14 17:44:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2021-12-14 17:44:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:44:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-14 17:44:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-14 17:44:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:44:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 17:44:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 17:44:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:44:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:44:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:44:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-14 17:44:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-14 17:44:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2021-12-14 17:44:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2021-12-14 17:44:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2021-12-14 17:44:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2021-12-14 17:44:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 17:44:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 17:44:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2021-12-14 17:44:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2021-12-14 17:44:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2021-12-14 17:44:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2021-12-14 17:44:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2021-12-14 17:44:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2021-12-14 17:44:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-14 17:44:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-14 17:44:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:44:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:44:38,290 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2021-12-14 17:44:38,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2021-12-14 17:44:38,290 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2021-12-14 17:44:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2021-12-14 17:44:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 17:44:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:44:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:44:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-14 17:44:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-14 17:44:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:44:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:44:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:44:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:44:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:44:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:44:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:44:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:44:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 17:44:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 17:44:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-14 17:44:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-14 17:44:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2021-12-14 17:44:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2021-12-14 17:44:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-12-14 17:44:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-12-14 17:44:38,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:44:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:44:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2021-12-14 17:44:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2021-12-14 17:44:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-14 17:44:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-14 17:44:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:44:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:44:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:44:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:44:38,310 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 17:44:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-14 17:44:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-14 17:44:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-14 17:44:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-14 17:44:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:44:38,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-14 17:44:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-14 17:44:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:44:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:44:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:44:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:44:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:44:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2021-12-14 17:44:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2021-12-14 17:44:38,312 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-14 17:44:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-14 17:44:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:44:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2021-12-14 17:44:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2021-12-14 17:44:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-14 17:44:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-14 17:44:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:44:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:44:38,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:44:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:44:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2021-12-14 17:44:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2021-12-14 17:44:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2021-12-14 17:44:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2021-12-14 17:44:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2021-12-14 17:44:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2021-12-14 17:44:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-14 17:44:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-14 17:44:38,314 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:44:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:44:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2021-12-14 17:44:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2021-12-14 17:44:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:44:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:44:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-14 17:44:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-14 17:44:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:44:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:44:38,315 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2021-12-14 17:44:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-14 17:44:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:44:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2021-12-14 17:44:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2021-12-14 17:44:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2021-12-14 17:44:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:44:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:44:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2021-12-14 17:44:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2021-12-14 17:44:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 17:44:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 17:44:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2021-12-14 17:44:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2021-12-14 17:44:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 17:44:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 17:44:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-14 17:44:38,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-14 17:44:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2021-12-14 17:44:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2021-12-14 17:44:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-14 17:44:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-14 17:44:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 17:44:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 17:44:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2021-12-14 17:44:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2021-12-14 17:44:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2021-12-14 17:44:38,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2021-12-14 17:44:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2021-12-14 17:44:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2021-12-14 17:44:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:44:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:44:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2021-12-14 17:44:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2021-12-14 17:44:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2021-12-14 17:44:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2021-12-14 17:44:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-14 17:44:38,319 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:44:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2021-12-14 17:44:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-14 17:44:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-14 17:44:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 17:44:38,320 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 17:44:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:44:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 17:44:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2021-12-14 17:44:38,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2021-12-14 17:44:39,105 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:44:39,107 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:44:39,351 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:45:03,588 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:45:03,608 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:45:03,608 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 17:45:03,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:45:03 BoogieIcfgContainer [2021-12-14 17:45:03,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:45:03,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:45:03,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:45:03,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:45:03,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:44:34" (1/3) ... [2021-12-14 17:45:03,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32675ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:45:03, skipping insertion in model container [2021-12-14 17:45:03,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:37" (2/3) ... [2021-12-14 17:45:03,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32675ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:45:03, skipping insertion in model container [2021-12-14 17:45:03,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:45:03" (3/3) ... [2021-12-14 17:45:03,619 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 17:45:03,623 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:45:03,623 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:45:03,673 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:45:03,682 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:45:03,683 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:45:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand has 3114 states, 2118 states have (on average 1.3026440037771483) internal successors, (2759), 2153 states have internal predecessors, (2759), 869 states have call successors, (869), 126 states have call predecessors, (869), 125 states have return successors, (861), 856 states have call predecessors, (861), 861 states have call successors, (861) [2021-12-14 17:45:03,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-14 17:45:03,755 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:45:03,756 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:45:03,756 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:45:03,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:45:03,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1632160076, now seen corresponding path program 1 times [2021-12-14 17:45:03,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:45:03,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752146925] [2021-12-14 17:45:03,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:45:03,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:45:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:45:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:45:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:45:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-14 17:45:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-14 17:45:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:45:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-14 17:45:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-14 17:45:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-14 17:45:04,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:45:04,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752146925] [2021-12-14 17:45:04,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752146925] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:45:04,620 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:45:04,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:45:04,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822601883] [2021-12-14 17:45:04,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:45:04,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:45:04,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:45:04,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:45:04,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:45:04,655 INFO L87 Difference]: Start difference. First operand has 3114 states, 2118 states have (on average 1.3026440037771483) internal successors, (2759), 2153 states have internal predecessors, (2759), 869 states have call successors, (869), 126 states have call predecessors, (869), 125 states have return successors, (861), 856 states have call predecessors, (861), 861 states have call successors, (861) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2021-12-14 17:45:17,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:19,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:22,120 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:24,157 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:30,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:32,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:36,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:38,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []