./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--marvell--sky2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.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 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:44:35,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:44:35,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:44:35,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:44:35,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:44:35,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:44:35,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:44:35,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:44:35,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:44:35,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:44:35,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:44:35,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:44:35,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:44:35,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:44:35,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:44:35,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:44:35,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:44:35,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:44:35,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:44:35,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:44:35,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:44:35,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:44:35,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:44:35,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:44:35,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:44:35,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:44:35,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:44:35,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:44:35,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:44:35,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:44:35,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:44:35,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:44:35,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:44:35,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:44:35,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:44:35,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:44:35,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:44:35,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:44:35,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:44:35,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:44:35,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:44:35,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:44:35,330 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:44:35,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:44:35,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:44:35,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:44:35,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:44:35,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:44:35,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:44:35,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:44:35,334 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:44:35,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:44:35,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:44:35,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:44:35,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:44:35,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:44:35,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:44:35,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:44:35,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:44:35,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:44:35,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:44:35,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:44:35,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:44:35,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:44:35,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:44:35,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:44:35,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:44:35,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:44:35,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:44:35,337 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:44:35,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:44:35,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:44:35,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:44:35,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 [2021-12-14 17:44:35,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:44:35,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:44:35,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:44:35,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:44:35,591 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:44:35,592 INFO L432 ainManager$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--marvell--sky2.ko-entry_point.cil.out.i [2021-12-14 17:44:35,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bb20f77/8e1ca89b91d84d61a08e63723105a8ac/FLAG074228bce [2021-12-14 17:44:36,499 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:44:36,500 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--marvell--sky2.ko-entry_point.cil.out.i [2021-12-14 17:44:36,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bb20f77/8e1ca89b91d84d61a08e63723105a8ac/FLAG074228bce [2021-12-14 17:44:36,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bb20f77/8e1ca89b91d84d61a08e63723105a8ac [2021-12-14 17:44:36,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:44:36,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:44:36,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:36,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:44:36,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:44:36,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:36" (1/1) ... [2021-12-14 17:44:36,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538fb483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:36, skipping insertion in model container [2021-12-14 17:44:36,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:36" (1/1) ... [2021-12-14 17:44:36,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:44:36,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:44:38,677 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--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2021-12-14 17:44:41,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:41,071 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:44:41,221 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--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2021-12-14 17:44:41,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:41,973 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:44:41,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41 WrapperNode [2021-12-14 17:44:41,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:41,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:41,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:44:41,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:44:41,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,427 INFO L137 Inliner]: procedures = 558, calls = 5010, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 8774 [2021-12-14 17:44:42,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:42,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:44:42,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:44:42,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:44:42,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:44:42,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:44:42,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:44:42,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:44:42,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (1/1) ... [2021-12-14 17:44:42,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:44:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:44:42,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 17:44:42,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 17:44:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:44:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:44:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-14 17:44:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-14 17:44:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:44:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:44:42,793 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-14 17:44:42,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-14 17:44:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-14 17:44:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-14 17:44:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:44:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:44:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-14 17:44:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-14 17:44:42,794 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-14 17:44:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-14 17:44:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:44:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:44:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-14 17:44:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-14 17:44:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-14 17:44:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-14 17:44:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-14 17:44:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-14 17:44:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:44:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:44:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-14 17:44:42,796 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-14 17:44:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:44:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:44:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-14 17:44:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-14 17:44:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-14 17:44:42,797 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-14 17:44:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:44:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:44:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-14 17:44:42,798 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-14 17:44:42,798 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-14 17:44:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-14 17:44:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-14 17:44:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-14 17:44:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-14 17:44:42,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-14 17:44:42,799 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-14 17:44:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-14 17:44:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:44:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:44:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:44:42,800 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:44:42,800 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-14 17:44:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-14 17:44:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:44:42,801 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:44:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:44:42,801 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-14 17:44:42,802 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-14 17:44:42,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:44:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:44:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:44:42,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:44:42,803 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-14 17:44:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-14 17:44:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:44:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:44:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:44:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-14 17:44:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-14 17:44:42,804 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-14 17:44:42,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-14 17:44:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 17:44:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 17:44:42,805 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-14 17:44:42,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-14 17:44:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:44:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:44:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:44:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:44:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:44:42,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:44:42,806 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-14 17:44:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-14 17:44:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-14 17:44:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-14 17:44:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 17:44:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 17:44:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:44:42,807 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:44:42,807 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:44:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:44:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-14 17:44:42,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-14 17:44:42,808 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-14 17:44:42,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-14 17:44:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:44:42,809 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:44:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:44:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-14 17:44:42,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-14 17:44:42,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:44:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:44:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-14 17:44:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-14 17:44:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-14 17:44:42,811 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-14 17:44:42,811 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-14 17:44:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-14 17:44:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-14 17:44:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-14 17:44:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-14 17:44:42,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-14 17:44:42,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:44:42,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:44:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-14 17:44:42,875 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-14 17:44:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:44:42,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-14 17:44:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-14 17:44:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-14 17:44:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-14 17:44:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-14 17:44:42,878 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-14 17:44:42,878 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-14 17:44:42,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-14 17:44:42,879 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-14 17:44:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-14 17:44:42,880 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-14 17:44:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-14 17:44:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-14 17:44:42,882 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-14 17:44:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:44:42,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:44:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:44:42,883 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:44:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-14 17:44:42,883 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-14 17:44:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-14 17:44:42,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-14 17:44:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:44:42,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:44:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-14 17:44:42,887 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-14 17:44:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-14 17:44:42,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-14 17:44:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:44:42,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:44:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:44:42,888 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:44:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-14 17:44:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-14 17:44:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-14 17:44:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-14 17:44:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-14 17:44:42,891 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-14 17:44:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-14 17:44:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-14 17:44:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-14 17:44:42,892 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-14 17:44:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-14 17:44:42,896 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-14 17:44:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:44:42,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:44:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-14 17:44:42,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-14 17:44:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:44:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 17:44:42,897 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 17:44:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:44:42,897 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:44:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:44:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-14 17:44:42,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-14 17:44:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:44:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-14 17:44:42,898 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-14 17:44:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-14 17:44:42,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-14 17:44:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-14 17:44:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-14 17:44:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:44:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:44:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-14 17:44:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-14 17:44:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-14 17:44:42,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-14 17:44:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:44:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:44:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-14 17:44:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-14 17:44:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-14 17:44:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-14 17:44:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-14 17:44:42,900 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-14 17:44:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-14 17:44:42,901 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-14 17:44:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-14 17:44:42,901 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-14 17:44:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-14 17:44:42,901 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-14 17:44:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:44:42,901 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:44:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-14 17:44:42,902 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-14 17:44:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-14 17:44:42,902 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-14 17:44:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:44:42,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:44:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-14 17:44:42,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-14 17:44:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-14 17:44:42,903 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-14 17:44:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-14 17:44:42,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-14 17:44:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-14 17:44:42,903 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-14 17:44:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:44:42,903 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:44:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:44:42,904 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:44:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:44:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-12-14 17:44:42,904 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-12-14 17:44:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-14 17:44:42,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-14 17:44:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-14 17:44:42,904 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-14 17:44:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:44:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:44:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-14 17:44:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-14 17:44:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 17:44:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 17:44:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 17:44:42,905 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 17:44:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-14 17:44:42,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-14 17:44:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:44:42,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:44:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-14 17:44:42,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-14 17:44:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-14 17:44:42,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-14 17:44:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-14 17:44:42,907 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-14 17:44:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-14 17:44:42,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-14 17:44:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-14 17:44:42,907 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-14 17:44:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-14 17:44:42,907 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-14 17:44:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-14 17:44:42,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-14 17:44:42,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:44:42,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 17:44:42,908 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-14 17:44:42,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-14 17:44:42,908 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-14 17:44:42,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-14 17:44:42,908 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:44:42,908 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:44:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-14 17:44:42,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-14 17:44:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-14 17:44:42,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-14 17:44:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:44:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-14 17:44:42,910 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-14 17:44:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-14 17:44:42,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-14 17:44:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-14 17:44:42,910 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-14 17:44:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-14 17:44:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-14 17:44:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 17:44:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-14 17:44:42,911 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-14 17:44:43,853 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:44:43,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:44:43,941 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:44:51,885 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:44:51,905 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:44:51,905 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-14 17:44:51,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:51 BoogieIcfgContainer [2021-12-14 17:44:51,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:44:51,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:44:51,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:44:51,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:44:51,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:44:36" (1/3) ... [2021-12-14 17:44:51,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b741dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:51, skipping insertion in model container [2021-12-14 17:44:51,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:41" (2/3) ... [2021-12-14 17:44:51,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b741dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:44:51, skipping insertion in model container [2021-12-14 17:44:51,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:44:51" (3/3) ... [2021-12-14 17:44:51,926 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2021-12-14 17:44:51,931 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:44:51,931 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:44:52,000 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:44:52,007 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:44:52,009 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:44:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand has 3261 states, 2193 states have (on average 1.349749202006384) internal successors, (2960), 2281 states have internal predecessors, (2960), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) [2021-12-14 17:44:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-14 17:44:52,094 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:44:52,095 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:44:52,095 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:44:52,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:44:52,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1421960829, now seen corresponding path program 1 times [2021-12-14 17:44:52,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:44:52,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598370934] [2021-12-14 17:44:52,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:44:52,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:44:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:44:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:44:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:44:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:44:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:44:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:52,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:44:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:44:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:44:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:44:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:44:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 17:44:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:44:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-14 17:44:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:44:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:44:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-14 17:44:53,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:44:53,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598370934] [2021-12-14 17:44:53,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598370934] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:44:53,158 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:44:53,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:44:53,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922409811] [2021-12-14 17:44:53,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:44:53,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:44:53,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:44:53,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:44:53,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:44:53,204 INFO L87 Difference]: Start difference. First operand has 3261 states, 2193 states have (on average 1.349749202006384) internal successors, (2960), 2281 states have internal predecessors, (2960), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-14 17:45:01,082 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:03,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:05,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:11,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:13,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:45:18,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:45:18,578 INFO L93 Difference]: Finished difference Result 10662 states and 15779 transitions. [2021-12-14 17:45:18,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:45:18,581 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 110 [2021-12-14 17:45:18,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:45:18,657 INFO L225 Difference]: With dead ends: 10662 [2021-12-14 17:45:18,657 INFO L226 Difference]: Without dead ends: 7356 [2021-12-14 17:45:18,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:45:18,681 INFO L933 BasicCegarLoop]: 4961 mSDtfsCounter, 8702 mSDsluCounter, 6802 mSDsCounter, 0 mSdLazyCounter, 6228 mSolverCounterSat, 6257 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9272 SdHoareTripleChecker+Valid, 11763 SdHoareTripleChecker+Invalid, 12490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6257 IncrementalHoareTripleChecker+Valid, 6228 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.5s IncrementalHoareTripleChecker+Time [2021-12-14 17:45:18,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9272 Valid, 11763 Invalid, 12490 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6257 Valid, 6228 Invalid, 5 Unknown, 0 Unchecked, 24.5s Time] [2021-12-14 17:45:18,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2021-12-14 17:45:19,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 6366. [2021-12-14 17:45:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6366 states, 4292 states have (on average 1.3417986952469712) internal successors, (5759), 4440 states have internal predecessors, (5759), 1724 states have call successors, (1724), 350 states have call predecessors, (1724), 349 states have return successors, (1723), 1681 states have call predecessors, (1723), 1723 states have call successors, (1723) [2021-12-14 17:45:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 9206 transitions. [2021-12-14 17:45:19,204 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 9206 transitions. Word has length 110 [2021-12-14 17:45:19,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:45:19,205 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 9206 transitions. [2021-12-14 17:45:19,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-14 17:45:19,206 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 9206 transitions. [2021-12-14 17:45:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-14 17:45:19,212 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:45:19,213 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:45:19,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:45:19,213 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:45:19,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:45:19,214 INFO L85 PathProgramCache]: Analyzing trace with hash -2011755148, now seen corresponding path program 1 times [2021-12-14 17:45:19,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:45:19,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878253324] [2021-12-14 17:45:19,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:45:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:45:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:45:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:45:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:45:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:45:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:45:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:45:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:45:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:45:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:45:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:45:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 17:45:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-14 17:45:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-14 17:45:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 17:45:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 17:45:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:45:19,869 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-14 17:45:19,870 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:45:19,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878253324] [2021-12-14 17:45:19,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878253324] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:45:19,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:45:19,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 17:45:19,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860848120] [2021-12-14 17:45:19,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:45:19,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 17:45:19,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:45:19,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 17:45:19,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-14 17:45:19,873 INFO L87 Difference]: Start difference. First operand 6366 states and 9206 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15)