./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 03:58:43,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:58:43,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:58:43,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:58:43,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:58:43,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:58:43,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:58:43,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:58:43,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:58:43,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:58:43,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:58:43,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:58:43,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:58:43,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:58:43,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:58:43,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:58:43,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:58:43,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:58:43,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:58:43,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:58:43,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:58:43,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:58:43,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:58:43,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:58:43,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:58:43,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:58:43,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:58:43,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:58:43,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:58:43,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:58:43,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:58:43,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:58:43,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:58:43,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:58:43,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:58:43,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:58:43,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:58:43,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:58:43,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:58:43,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:58:43,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:58:43,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 03:58:43,671 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:58:43,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:58:43,672 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:58:43,672 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:58:43,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:58:43,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:58:43,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:58:43,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:58:43,675 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:58:43,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:58:43,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 03:58:43,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:58:43,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:58:43,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:58:43,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:58:43,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:58:43,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:58:43,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:58:43,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:58:43,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:58:43,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:58:43,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:58:43,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:58:43,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:58:43,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:58:43,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 03:58:43,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 03:58:43,680 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:58:43,680 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:58:43,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:58:43,680 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:58:43,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5e008b04b7be5a7eb3cfb5abbdeca875ac459e6636eb5b98613fa9fcb2277a8 [2021-12-16 03:58:43,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:58:43,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:58:43,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:58:43,976 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:58:43,977 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:58:43,978 INFO L432 ainManager$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 [2021-12-16 03:58:44,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279db0ed5/6114ce9a08a04e728be25ba80a496557/FLAG2ed26ffbf [2021-12-16 03:58:44,878 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:58:44,880 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 [2021-12-16 03:58:44,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279db0ed5/6114ce9a08a04e728be25ba80a496557/FLAG2ed26ffbf [2021-12-16 03:58:45,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/279db0ed5/6114ce9a08a04e728be25ba80a496557 [2021-12-16 03:58:45,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:58:45,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:58:45,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:58:45,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:58:45,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:58:45,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:58:45" (1/1) ... [2021-12-16 03:58:45,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378ae0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:45, skipping insertion in model container [2021-12-16 03:58:45,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:58:45" (1/1) ... [2021-12-16 03:58:45,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:58:45,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:58:47,012 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] [2021-12-16 03:58:48,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:58:48,996 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:58:49,110 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] [2021-12-16 03:58:49,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:58:49,629 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:58:49,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49 WrapperNode [2021-12-16 03:58:49,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:58:49,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:58:49,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:58:49,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:58:49,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:49,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,147 INFO L137 Inliner]: procedures = 423, calls = 5945, calls flagged for inlining = 205, calls inlined = 187, statements flattened = 11335 [2021-12-16 03:58:50,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:58:50,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:58:50,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:58:50,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:58:50,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:58:50,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:58:50,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:58:50,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:58:50,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (1/1) ... [2021-12-16 03:58:50,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:58:50,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:58:50,721 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) [2021-12-16 03:58:50,740 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 [2021-12-16 03:58:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 03:58:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 03:58:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 03:58:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 03:58:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2021-12-16 03:58:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2021-12-16 03:58:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 03:58:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 03:58:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2021-12-16 03:58:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2021-12-16 03:58:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2021-12-16 03:58:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2021-12-16 03:58:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-16 03:58:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-16 03:58:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 03:58:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 03:58:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-16 03:58:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-16 03:58:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 03:58:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 03:58:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2021-12-16 03:58:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2021-12-16 03:58:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2021-12-16 03:58:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2021-12-16 03:58:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2021-12-16 03:58:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2021-12-16 03:58:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2021-12-16 03:58:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2021-12-16 03:58:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-16 03:58:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-16 03:58:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2021-12-16 03:58:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2021-12-16 03:58:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2021-12-16 03:58:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2021-12-16 03:58:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2021-12-16 03:58:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2021-12-16 03:58:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 03:58:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 03:58:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 03:58:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 03:58:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-16 03:58:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-16 03:58:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 03:58:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 03:58:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-16 03:58:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 03:58:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 03:58:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 03:58:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2021-12-16 03:58:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2021-12-16 03:58:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-16 03:58:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-16 03:58:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2021-12-16 03:58:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2021-12-16 03:58:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 03:58:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 03:58:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 03:58:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2021-12-16 03:58:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2021-12-16 03:58:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2021-12-16 03:58:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2021-12-16 03:58:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 03:58:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 03:58:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2021-12-16 03:58:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2021-12-16 03:58:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 03:58:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2021-12-16 03:58:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2021-12-16 03:58:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-12-16 03:58:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-12-16 03:58:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2021-12-16 03:58:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2021-12-16 03:58:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 03:58:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2021-12-16 03:58:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2021-12-16 03:58:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 03:58:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 03:58:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-16 03:58:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-16 03:58:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-16 03:58:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-16 03:58:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-16 03:58:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-16 03:58:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-16 03:58:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-16 03:58:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2021-12-16 03:58:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2021-12-16 03:58:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-16 03:58:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-16 03:58:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 03:58:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 03:58:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2021-12-16 03:58:50,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2021-12-16 03:58:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-16 03:58:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2021-12-16 03:58:50,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2021-12-16 03:58:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2021-12-16 03:58:50,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2021-12-16 03:58:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:58:50,766 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-16 03:58:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-16 03:58:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:58:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 03:58:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 03:58:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 03:58:50,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 03:58:50,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 03:58:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-16 03:58:50,768 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-16 03:58:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2021-12-16 03:58:50,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2021-12-16 03:58:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2021-12-16 03:58:50,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2021-12-16 03:58:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-16 03:58:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-16 03:58:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2021-12-16 03:58:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2021-12-16 03:58:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2021-12-16 03:58:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2021-12-16 03:58:50,769 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2021-12-16 03:58:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2021-12-16 03:58:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-16 03:58:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-16 03:58:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 03:58:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 03:58:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2021-12-16 03:58:50,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2021-12-16 03:58:50,770 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2021-12-16 03:58:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2021-12-16 03:58:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2021-12-16 03:58:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2021-12-16 03:58:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-16 03:58:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-16 03:58:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 03:58:50,771 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 03:58:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:58:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:58:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-16 03:58:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-16 03:58:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 03:58:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 03:58:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 03:58:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 03:58:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 03:58:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 03:58:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-16 03:58:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-16 03:58:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-16 03:58:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-16 03:58:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-16 03:58:50,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-16 03:58:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2021-12-16 03:58:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2021-12-16 03:58:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-12-16 03:58:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-12-16 03:58:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 03:58:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 03:58:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2021-12-16 03:58:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2021-12-16 03:58:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-16 03:58:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-16 03:58:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-16 03:58:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-16 03:58:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 03:58:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 03:58:50,775 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-16 03:58:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-16 03:58:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-16 03:58:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-16 03:58:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-16 03:58:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-16 03:58:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-16 03:58:50,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-16 03:58:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-16 03:58:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-16 03:58:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 03:58:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-16 03:58:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-16 03:58:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 03:58:50,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 03:58:50,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 03:58:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-16 03:58:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-16 03:58:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2021-12-16 03:58:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2021-12-16 03:58:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-16 03:58:50,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-16 03:58:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 03:58:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2021-12-16 03:58:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2021-12-16 03:58:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-16 03:58:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-16 03:58:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 03:58:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 03:58:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 03:58:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 03:58:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2021-12-16 03:58:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2021-12-16 03:58:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2021-12-16 03:58:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2021-12-16 03:58:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2021-12-16 03:58:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2021-12-16 03:58:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-16 03:58:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-16 03:58:50,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 03:58:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 03:58:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2021-12-16 03:58:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2021-12-16 03:58:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-16 03:58:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-16 03:58:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-16 03:58:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-16 03:58:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 03:58:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 03:58:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2021-12-16 03:58:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2021-12-16 03:58:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-16 03:58:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-16 03:58:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 03:58:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 03:58:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2021-12-16 03:58:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2021-12-16 03:58:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 03:58:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2021-12-16 03:58:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2021-12-16 03:58:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 03:58:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 03:58:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2021-12-16 03:58:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2021-12-16 03:58:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 03:58:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 03:58:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2021-12-16 03:58:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2021-12-16 03:58:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 03:58:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 03:58:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-16 03:58:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-16 03:58:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2021-12-16 03:58:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2021-12-16 03:58:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-16 03:58:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-16 03:58:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 03:58:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 03:58:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2021-12-16 03:58:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2021-12-16 03:58:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2021-12-16 03:58:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2021-12-16 03:58:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2021-12-16 03:58:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2021-12-16 03:58:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 03:58:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 03:58:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2021-12-16 03:58:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2021-12-16 03:58:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2021-12-16 03:58:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2021-12-16 03:58:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-16 03:58:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-16 03:58:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-16 03:58:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-16 03:58:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2021-12-16 03:58:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2021-12-16 03:58:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-16 03:58:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-16 03:58:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-16 03:58:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-16 03:58:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-16 03:58:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-16 03:58:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 03:58:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-16 03:58:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2021-12-16 03:58:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2021-12-16 03:58:51,913 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:58:51,916 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:58:52,209 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 03:59:13,023 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 03:59:13,043 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 03:59:13,044 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-16 03:59:13,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:59:13 BoogieIcfgContainer [2021-12-16 03:59:13,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 03:59:13,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 03:59:13,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 03:59:13,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 03:59:13,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:58:45" (1/3) ... [2021-12-16 03:59:13,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a719f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:59:13, skipping insertion in model container [2021-12-16 03:59:13,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:49" (2/3) ... [2021-12-16 03:59:13,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a719f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:59:13, skipping insertion in model container [2021-12-16 03:59:13,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:59:13" (3/3) ... [2021-12-16 03:59:13,056 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 [2021-12-16 03:59:13,060 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 03:59:13,060 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 03:59:13,113 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 03:59:13,119 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 [2021-12-16 03:59:13,119 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 03:59:13,195 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) [2021-12-16 03:59:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-16 03:59:13,205 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:59:13,205 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] [2021-12-16 03:59:13,206 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:59:13,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:59:13,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1632160076, now seen corresponding path program 1 times [2021-12-16 03:59:13,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:59:13,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094861911] [2021-12-16 03:59:13,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:59:13,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:59:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:59:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 03:59:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 03:59:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-16 03:59:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-16 03:59:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 03:59:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-16 03:59:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-16 03:59:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:59:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-16 03:59:14,214 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:59:14,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094861911] [2021-12-16 03:59:14,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094861911] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:59:14,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:59:14,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-16 03:59:14,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321730705] [2021-12-16 03:59:14,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:59:14,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-16 03:59:14,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:59:14,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-16 03:59:14,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:59:14,260 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) [2021-12-16 03:59:26,170 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 [] [2021-12-16 03:59:28,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 03:59:30,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 03:59:32,349 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 03:59:38,643 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 03:59:42,969 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-16 03:59:45,001 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []