./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 ae007674 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-dev-ae00767 [2021-12-28 03:56:51,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:56:51,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:56:51,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:56:51,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:56:51,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:56:51,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:56:51,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:56:51,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:56:51,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:56:51,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:56:51,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:56:51,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:56:51,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:56:51,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:56:51,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:56:51,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:56:51,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:56:51,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:56:51,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:56:51,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:56:51,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:56:51,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:56:52,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:56:52,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:56:52,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:56:52,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:56:52,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:56:52,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:56:52,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:56:52,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:56:52,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:56:52,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:56:52,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:56:52,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:56:52,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:56:52,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:56:52,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:56:52,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:56:52,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:56:52,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:56:52,020 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:56:52,055 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:56:52,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:56:52,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:56:52,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:56:52,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:56:52,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:56:52,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:56:52,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:56:52,060 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:56:52,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:56:52,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:56:52,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:56:52,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:56:52,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:56:52,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:56:52,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:56:52,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:52,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:56:52,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:56:52,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:56:52,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:56:52,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:56:52,064 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:56:52,064 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:56:52,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:56:52,075 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5e008b04b7be5a7eb3cfb5abbdeca875ac459e6636eb5b98613fa9fcb2277a8 [2021-12-28 03:56:52,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:56:52,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:56:52,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:56:52,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:56:52,415 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:56:52,416 INFO L432 ainManager$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 [2021-12-28 03:56:52,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5f8a150/1ca16810f6994dd2a0e2fbf1b314e6f4/FLAG88f387771 [2021-12-28 03:56:53,339 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:56:53,340 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 [2021-12-28 03:56:53,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5f8a150/1ca16810f6994dd2a0e2fbf1b314e6f4/FLAG88f387771 [2021-12-28 03:56:53,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb5f8a150/1ca16810f6994dd2a0e2fbf1b314e6f4 [2021-12-28 03:56:53,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:56:53,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:56:53,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:53,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:56:53,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:56:53,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:53" (1/1) ... [2021-12-28 03:56:53,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87b5f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:53, skipping insertion in model container [2021-12-28 03:56:53,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:53" (1/1) ... [2021-12-28 03:56:53,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:56:53,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:56:55,324 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] [2021-12-28 03:56:56,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:56,905 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:56:57,037 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] [2021-12-28 03:56:57,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:57,753 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:56:57,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57 WrapperNode [2021-12-28 03:56:57,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:57,757 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:57,757 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:56:57,757 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:56:57,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:57,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,234 INFO L137 Inliner]: procedures = 423, calls = 5945, calls flagged for inlining = 205, calls inlined = 187, statements flattened = 11335 [2021-12-28 03:56:58,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:58,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:56:58,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:56:58,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:56:58,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:56:58,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:56:58,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:56:58,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:56:58,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (1/1) ... [2021-12-28 03:56:58,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:58,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:56:58,868 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) [2021-12-28 03:56:58,895 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 [2021-12-28 03:56:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 03:56:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 03:56:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 03:56:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 03:56:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2021-12-28 03:56:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2021-12-28 03:56:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:56:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:56:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2021-12-28 03:56:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2021-12-28 03:56:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2021-12-28 03:56:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2021-12-28 03:56:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-28 03:56:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-28 03:56:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 03:56:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 03:56:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-28 03:56:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-28 03:56:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 03:56:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 03:56:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2021-12-28 03:56:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2021-12-28 03:56:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2021-12-28 03:56:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2021-12-28 03:56:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2021-12-28 03:56:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2021-12-28 03:56:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2021-12-28 03:56:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2021-12-28 03:56:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 03:56:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 03:56:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2021-12-28 03:56:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2021-12-28 03:56:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2021-12-28 03:56:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2021-12-28 03:56:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2021-12-28 03:56:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2021-12-28 03:56:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 03:56:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 03:56:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 03:56:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 03:56:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 03:56:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 03:56:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 03:56:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 03:56:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-28 03:56:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:56:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 03:56:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 03:56:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2021-12-28 03:56:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2021-12-28 03:56:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 03:56:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 03:56:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2021-12-28 03:56:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2021-12-28 03:56:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 03:56:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 03:56:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:56:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2021-12-28 03:56:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2021-12-28 03:56:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2021-12-28 03:56:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2021-12-28 03:56:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 03:56:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 03:56:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2021-12-28 03:56:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2021-12-28 03:56:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:56:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2021-12-28 03:56:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2021-12-28 03:56:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-12-28 03:56:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-12-28 03:56:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2021-12-28 03:56:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2021-12-28 03:56:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:56:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2021-12-28 03:56:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2021-12-28 03:56:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 03:56:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 03:56:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-28 03:56:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-28 03:56:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-28 03:56:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-28 03:56:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 03:56:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 03:56:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 03:56:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 03:56:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2021-12-28 03:56:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2021-12-28 03:56:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-28 03:56:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-28 03:56:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 03:56:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 03:56:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2021-12-28 03:56:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2021-12-28 03:56:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-28 03:56:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2021-12-28 03:56:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2021-12-28 03:56:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2021-12-28 03:56:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2021-12-28 03:56:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:56:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-28 03:56:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-28 03:56:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:56:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 03:56:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 03:56:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:56:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:56:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:56:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-28 03:56:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-28 03:56:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2021-12-28 03:56:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2021-12-28 03:56:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2021-12-28 03:56:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2021-12-28 03:56:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 03:56:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 03:56:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2021-12-28 03:56:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2021-12-28 03:56:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2021-12-28 03:56:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2021-12-28 03:56:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2021-12-28 03:56:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2021-12-28 03:56:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 03:56:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 03:56:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:56:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:56:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2021-12-28 03:56:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2021-12-28 03:56:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2021-12-28 03:56:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2021-12-28 03:56:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2021-12-28 03:56:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2021-12-28 03:56:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-28 03:56:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-28 03:56:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 03:56:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 03:56:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:56:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:56:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-28 03:56:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-28 03:56:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 03:56:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 03:56:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:56:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:56:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:56:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:56:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 03:56:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 03:56:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 03:56:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 03:56:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 03:56:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 03:56:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2021-12-28 03:56:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2021-12-28 03:56:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-12-28 03:56:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-12-28 03:56:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:56:58,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:56:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2021-12-28 03:56:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2021-12-28 03:56:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 03:56:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 03:56:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 03:56:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 03:56:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:56:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:56:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-28 03:56:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-28 03:56:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2021-12-28 03:56:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2021-12-28 03:56:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 03:56:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 03:56:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-28 03:56:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-28 03:56:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-28 03:56:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-28 03:56:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:56:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-28 03:56:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-28 03:56:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 03:56:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 03:56:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:56:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-28 03:56:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-28 03:56:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2021-12-28 03:56:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2021-12-28 03:56:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-28 03:56:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-28 03:56:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:56:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2021-12-28 03:56:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2021-12-28 03:56:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 03:56:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 03:56:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 03:56:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 03:56:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:56:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:56:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2021-12-28 03:56:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2021-12-28 03:56:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2021-12-28 03:56:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2021-12-28 03:56:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2021-12-28 03:56:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2021-12-28 03:56:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-28 03:56:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-28 03:56:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 03:56:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 03:56:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2021-12-28 03:56:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2021-12-28 03:56:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-28 03:56:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-28 03:56:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-28 03:56:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-28 03:56:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 03:56:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 03:56:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2021-12-28 03:56:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2021-12-28 03:56:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-28 03:56:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-28 03:56:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:56:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:56:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2021-12-28 03:56:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2021-12-28 03:56:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:56:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2021-12-28 03:56:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2021-12-28 03:56:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:56:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:56:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2021-12-28 03:56:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2021-12-28 03:56:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 03:56:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 03:56:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2021-12-28 03:56:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2021-12-28 03:56:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 03:56:58,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 03:56:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-28 03:56:58,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-28 03:56:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2021-12-28 03:56:58,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2021-12-28 03:56:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-28 03:56:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-28 03:56:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-28 03:56:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-28 03:56:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2021-12-28 03:56:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2021-12-28 03:56:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2021-12-28 03:56:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2021-12-28 03:56:58,964 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2021-12-28 03:56:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2021-12-28 03:56:58,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 03:56:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 03:56:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2021-12-28 03:56:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2021-12-28 03:56:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2021-12-28 03:56:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2021-12-28 03:56:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 03:56:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 03:56:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 03:56:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 03:56:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2021-12-28 03:56:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2021-12-28 03:56:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-28 03:56:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-28 03:56:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-28 03:56:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-28 03:56:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-28 03:56:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-28 03:56:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:56:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 03:56:58,968 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2021-12-28 03:56:58,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2021-12-28 03:56:59,994 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:56:59,997 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:57:00,210 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 03:57:22,395 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:57:22,418 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:57:22,418 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-28 03:57:22,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:22 BoogieIcfgContainer [2021-12-28 03:57:22,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:57:22,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:57:22,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:57:22,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:57:22,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:56:53" (1/3) ... [2021-12-28 03:57:22,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58310b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:22, skipping insertion in model container [2021-12-28 03:57:22,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:57" (2/3) ... [2021-12-28 03:57:22,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58310b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:22, skipping insertion in model container [2021-12-28 03:57:22,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:22" (3/3) ... [2021-12-28 03:57:22,430 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 [2021-12-28 03:57:22,434 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:57:22,434 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:57:22,483 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:57:22,489 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 [2021-12-28 03:57:22,489 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:57:22,556 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) [2021-12-28 03:57:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-28 03:57:22,565 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:57:22,566 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] [2021-12-28 03:57:22,567 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:57:22,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:57:22,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1632160076, now seen corresponding path program 1 times [2021-12-28 03:57:22,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:57:22,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118479005] [2021-12-28 03:57:22,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:57:22,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:57:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:57:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:57:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:57:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-28 03:57:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-28 03:57:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 03:57:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-12-28 03:57:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-28 03:57:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-12-28 03:57:23,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:57:23,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118479005] [2021-12-28 03:57:23,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118479005] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:57:23,492 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:57:23,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 03:57:23,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243363003] [2021-12-28 03:57:23,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:57:23,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 03:57:23,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:57:23,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 03:57:23,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:57:23,528 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) [2021-12-28 03:57:32,619 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 [] [2021-12-28 03:57:34,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:37,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:39,143 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:44,543 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:47,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:49,647 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []