./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 ff03de63 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-dev-ff03de6 [2021-12-21 16:12:10,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 16:12:10,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 16:12:10,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 16:12:10,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 16:12:10,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 16:12:10,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 16:12:10,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 16:12:10,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 16:12:10,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 16:12:10,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 16:12:10,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 16:12:10,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 16:12:10,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 16:12:10,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 16:12:10,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 16:12:10,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 16:12:10,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 16:12:10,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 16:12:10,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 16:12:10,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 16:12:10,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 16:12:10,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 16:12:10,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 16:12:10,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 16:12:10,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 16:12:10,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 16:12:10,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 16:12:10,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 16:12:10,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 16:12:10,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 16:12:10,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 16:12:10,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 16:12:10,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 16:12:10,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 16:12:10,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 16:12:10,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 16:12:10,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 16:12:10,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 16:12:10,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 16:12:10,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 16:12:10,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 16:12:10,971 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 16:12:10,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 16:12:10,972 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 16:12:10,972 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 16:12:10,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 16:12:10,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 16:12:10,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 16:12:10,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 16:12:10,974 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 16:12:10,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 16:12:10,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 16:12:10,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 16:12:10,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 16:12:10,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 16:12:10,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 16:12:10,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 16:12:10,977 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 16:12:10,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 16:12:10,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 16:12:10,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 16:12:10,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 16:12:10,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:12:10,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 16:12:10,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 16:12:10,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 16:12:10,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 16:12:10,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 16:12:10,979 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 16:12:10,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 16:12:10,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 16:12:10,979 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 16:12:10,980 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 [2021-12-21 16:12:11,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 16:12:11,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 16:12:11,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 16:12:11,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 16:12:11,250 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 16:12:11,251 INFO L432 ainManager$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 [2021-12-21 16:12:11,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42e46bd3c/5cab41a662534930a08ff1c8448e05be/FLAG58740e4ad [2021-12-21 16:12:12,079 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 16:12:12,079 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 [2021-12-21 16:12:12,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42e46bd3c/5cab41a662534930a08ff1c8448e05be/FLAG58740e4ad [2021-12-21 16:12:12,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42e46bd3c/5cab41a662534930a08ff1c8448e05be [2021-12-21 16:12:12,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 16:12:12,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 16:12:12,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 16:12:12,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 16:12:12,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 16:12:12,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:12:12" (1/1) ... [2021-12-21 16:12:12,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6090b666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:12, skipping insertion in model container [2021-12-21 16:12:12,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 04:12:12" (1/1) ... [2021-12-21 16:12:12,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 16:12:12,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 16:12:13,934 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] [2021-12-21 16:12:15,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:12:16,033 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 16:12:16,169 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] [2021-12-21 16:12:16,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 16:12:16,925 INFO L208 MainTranslator]: Completed translation [2021-12-21 16:12:16,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16 WrapperNode [2021-12-21 16:12:16,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 16:12:16,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 16:12:16,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 16:12:16,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 16:12:16,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,342 INFO L137 Inliner]: procedures = 558, calls = 5010, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 8774 [2021-12-21 16:12:17,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 16:12:17,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 16:12:17,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 16:12:17,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 16:12:17,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 16:12:17,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 16:12:17,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 16:12:17,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 16:12:17,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (1/1) ... [2021-12-21 16:12:17,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 16:12:17,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 16:12:17,748 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) [2021-12-21 16:12:17,755 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 [2021-12-21 16:12:17,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-21 16:12:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-21 16:12:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-21 16:12:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-21 16:12:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-21 16:12:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-21 16:12:17,790 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-21 16:12:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-21 16:12:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-21 16:12:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-21 16:12:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 16:12:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 16:12:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-21 16:12:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-21 16:12:17,791 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-21 16:12:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-21 16:12:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-21 16:12:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-21 16:12:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-21 16:12:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-21 16:12:17,792 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-21 16:12:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-21 16:12:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-21 16:12:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-21 16:12:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-21 16:12:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-21 16:12:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-21 16:12:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-21 16:12:17,793 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-21 16:12:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-21 16:12:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-21 16:12:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-21 16:12:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-21 16:12:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-21 16:12:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-21 16:12:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-21 16:12:17,794 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-21 16:12:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-21 16:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-21 16:12:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-21 16:12:17,795 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-21 16:12:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-21 16:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-21 16:12:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-21 16:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-21 16:12:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-21 16:12:17,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 16:12:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 16:12:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-21 16:12:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-21 16:12:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-21 16:12:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-21 16:12:17,797 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-21 16:12:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-21 16:12:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-21 16:12:17,798 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-21 16:12:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-21 16:12:17,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-21 16:12:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-21 16:12:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-21 16:12:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-21 16:12:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-21 16:12:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-21 16:12:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 16:12:17,800 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-21 16:12:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-21 16:12:17,801 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-21 16:12:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-21 16:12:17,801 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-21 16:12:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-21 16:12:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-21 16:12:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-21 16:12:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-21 16:12:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-21 16:12:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 16:12:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 16:12:17,802 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-21 16:12:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-21 16:12:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-21 16:12:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-21 16:12:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-21 16:12:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-21 16:12:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-21 16:12:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-21 16:12:17,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-21 16:12:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-21 16:12:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 16:12:17,804 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-21 16:12:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-21 16:12:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 16:12:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-21 16:12:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-21 16:12:17,805 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-21 16:12:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-21 16:12:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 16:12:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-21 16:12:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-21 16:12:17,806 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-21 16:12:17,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-21 16:12:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 16:12:17,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 16:12:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-21 16:12:17,807 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-21 16:12:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-21 16:12:17,808 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-21 16:12:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-21 16:12:17,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-21 16:12:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-21 16:12:17,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-21 16:12:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-21 16:12:17,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-21 16:12:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-21 16:12:17,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-21 16:12:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-21 16:12:17,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-21 16:12:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-21 16:12:17,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-21 16:12:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-21 16:12:17,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-21 16:12:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-21 16:12:17,813 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-21 16:12:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 16:12:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-21 16:12:17,814 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-21 16:12:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-21 16:12:17,815 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-21 16:12:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 16:12:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-21 16:12:17,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-21 16:12:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-21 16:12:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-21 16:12:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-21 16:12:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-21 16:12:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-21 16:12:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-21 16:12:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-21 16:12:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-21 16:12:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 16:12:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 16:12:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-21 16:12:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-21 16:12:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-21 16:12:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-21 16:12:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-21 16:12:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-21 16:12:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-21 16:12:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-21 16:12:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-21 16:12:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-21 16:12:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-21 16:12:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-21 16:12:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-21 16:12:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-21 16:12:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-21 16:12:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-21 16:12:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-21 16:12:17,824 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-21 16:12:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 16:12:17,824 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 16:12:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-21 16:12:17,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-21 16:12:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-21 16:12:17,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-21 16:12:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-21 16:12:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-21 16:12:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-21 16:12:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-21 16:12:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-21 16:12:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-21 16:12:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-21 16:12:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-21 16:12:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 16:12:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 16:12:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-21 16:12:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-21 16:12:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-21 16:12:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-21 16:12:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-21 16:12:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-21 16:12:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-21 16:12:17,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-21 16:12:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-21 16:12:17,827 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-21 16:12:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-21 16:12:17,827 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-21 16:12:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 16:12:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 16:12:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-21 16:12:17,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-21 16:12:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-21 16:12:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-21 16:12:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-21 16:12:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-21 16:12:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-21 16:12:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-21 16:12:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-21 16:12:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-21 16:12:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-21 16:12:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-21 16:12:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-21 16:12:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-21 16:12:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-21 16:12:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-21 16:12:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-21 16:12:17,829 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-21 16:12:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-21 16:12:17,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-21 16:12:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-21 16:12:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-21 16:12:17,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-21 16:12:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-21 16:12:17,830 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-21 16:12:17,830 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-21 16:12:17,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-21 16:12:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-21 16:12:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-21 16:12:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-21 16:12:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-21 16:12:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-21 16:12:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-21 16:12:17,831 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-21 16:12:17,831 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-21 16:12:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-21 16:12:17,832 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-21 16:12:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-21 16:12:17,832 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-21 16:12:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-21 16:12:17,832 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-21 16:12:17,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 16:12:17,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 16:12:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-21 16:12:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-21 16:12:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-21 16:12:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-21 16:12:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-21 16:12:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-21 16:12:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 16:12:17,833 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 16:12:17,833 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-21 16:12:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-21 16:12:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-21 16:12:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-21 16:12:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 16:12:17,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 16:12:17,834 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-21 16:12:17,835 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-21 16:12:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-21 16:12:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-21 16:12:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-21 16:12:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-21 16:12:17,838 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-21 16:12:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-21 16:12:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-21 16:12:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-21 16:12:17,839 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-21 16:12:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-21 16:12:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-21 16:12:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-21 16:12:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-21 16:12:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-21 16:12:17,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-21 16:12:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-21 16:12:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 16:12:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 16:12:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 16:12:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-21 16:12:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-21 16:12:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 16:12:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-21 16:12:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-21 16:12:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 16:12:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-21 16:12:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-21 16:12:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-21 16:12:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-21 16:12:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-21 16:12:17,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-21 16:12:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-21 16:12:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-21 16:12:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-21 16:12:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-21 16:12:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-21 16:12:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-21 16:12:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-21 16:12:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-21 16:12:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-21 16:12:17,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-21 16:12:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-21 16:12:17,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-21 16:12:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-21 16:12:17,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-21 16:12:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-21 16:12:17,844 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-21 16:12:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-21 16:12:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-21 16:12:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-21 16:12:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-21 16:12:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-21 16:12:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-21 16:12:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-21 16:12:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-21 16:12:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-21 16:12:17,845 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-21 16:12:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-21 16:12:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-21 16:12:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-21 16:12:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-21 16:12:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-21 16:12:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-21 16:12:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-21 16:12:17,846 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-21 16:12:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-21 16:12:17,847 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-21 16:12:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-21 16:12:17,847 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-21 16:12:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 16:12:17,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 16:12:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 16:12:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-12-21 16:12:17,847 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-12-21 16:12:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-21 16:12:17,848 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-21 16:12:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-21 16:12:17,848 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-21 16:12:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 16:12:17,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 16:12:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-21 16:12:17,848 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-21 16:12:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-21 16:12:17,849 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-21 16:12:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-21 16:12:17,849 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-21 16:12:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-21 16:12:17,849 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-21 16:12:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-21 16:12:17,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-21 16:12:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-21 16:12:17,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-21 16:12:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-21 16:12:17,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-21 16:12:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-21 16:12:17,850 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-21 16:12:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-21 16:12:17,850 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-21 16:12:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-21 16:12:17,850 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-21 16:12:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-21 16:12:17,851 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-21 16:12:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-21 16:12:17,851 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-21 16:12:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-21 16:12:17,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-21 16:12:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-21 16:12:17,851 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-21 16:12:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-21 16:12:17,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-21 16:12:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-21 16:12:17,852 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-21 16:12:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-21 16:12:17,852 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-21 16:12:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-21 16:12:17,852 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-21 16:12:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 16:12:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-21 16:12:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-21 16:12:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-21 16:12:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-21 16:12:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-21 16:12:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-21 16:12:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-21 16:12:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-21 16:12:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-21 16:12:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-21 16:12:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-21 16:12:18,907 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 16:12:18,910 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 16:12:18,991 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-21 16:12:34,123 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 16:12:34,141 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 16:12:34,141 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-21 16:12:34,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:12:34 BoogieIcfgContainer [2021-12-21 16:12:34,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 16:12:34,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 16:12:34,147 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 16:12:34,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 16:12:34,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 04:12:12" (1/3) ... [2021-12-21 16:12:34,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26198ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:12:34, skipping insertion in model container [2021-12-21 16:12:34,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 04:12:16" (2/3) ... [2021-12-21 16:12:34,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26198ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 04:12:34, skipping insertion in model container [2021-12-21 16:12:34,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 04:12:34" (3/3) ... [2021-12-21 16:12:34,152 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 [2021-12-21 16:12:34,156 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 16:12:34,157 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 16:12:34,217 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 16:12:34,222 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 [2021-12-21 16:12:34,224 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 16:12:34,289 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) [2021-12-21 16:12:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-21 16:12:34,309 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:12:34,310 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] [2021-12-21 16:12:34,311 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:12:34,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:12:34,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1421960829, now seen corresponding path program 1 times [2021-12-21 16:12:34,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:12:34,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326968508] [2021-12-21 16:12:34,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:12:34,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:12:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:12:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:12:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:12:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:12:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-21 16:12:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-21 16:12:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-21 16:12:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:12:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:12:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 16:12:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 16:12:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:12:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-21 16:12:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:12:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:12:35,236 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-21 16:12:35,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:12:35,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326968508] [2021-12-21 16:12:35,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326968508] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:12:35,238 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:12:35,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 16:12:35,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268716735] [2021-12-21 16:12:35,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:12:35,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-21 16:12:35,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:12:35,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 16:12:35,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 16:12:35,273 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) [2021-12-21 16:12:42,903 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 [] [2021-12-21 16:12:44,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:12:47,476 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:12:52,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:12:54,942 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-21 16:13:00,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 16:13:00,049 INFO L93 Difference]: Finished difference Result 10662 states and 15779 transitions. [2021-12-21 16:13:00,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 16:13:00,053 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 [2021-12-21 16:13:00,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 16:13:00,121 INFO L225 Difference]: With dead ends: 10662 [2021-12-21 16:13:00,122 INFO L226 Difference]: Without dead ends: 7356 [2021-12-21 16:13:00,141 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 [2021-12-21 16:13:00,143 INFO L933 BasicCegarLoop]: 4963 mSDtfsCounter, 8714 mSDsluCounter, 6807 mSDsCounter, 0 mSdLazyCounter, 6221 mSolverCounterSat, 6275 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9282 SdHoareTripleChecker+Valid, 11770 SdHoareTripleChecker+Invalid, 12501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6275 IncrementalHoareTripleChecker+Valid, 6221 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2021-12-21 16:13:00,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9282 Valid, 11770 Invalid, 12501 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6275 Valid, 6221 Invalid, 5 Unknown, 0 Unchecked, 24.0s Time] [2021-12-21 16:13:00,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2021-12-21 16:13:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 6366. [2021-12-21 16:13:00,568 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) [2021-12-21 16:13:00,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 9206 transitions. [2021-12-21 16:13:00,628 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 9206 transitions. Word has length 110 [2021-12-21 16:13:00,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 16:13:00,630 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 9206 transitions. [2021-12-21 16:13:00,631 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) [2021-12-21 16:13:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 9206 transitions. [2021-12-21 16:13:00,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-21 16:13:00,637 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 16:13:00,637 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] [2021-12-21 16:13:00,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 16:13:00,638 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 16:13:00,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 16:13:00,642 INFO L85 PathProgramCache]: Analyzing trace with hash -2011755148, now seen corresponding path program 1 times [2021-12-21 16:13:00,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 16:13:00,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379402183] [2021-12-21 16:13:00,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 16:13:00,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 16:13:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 16:13:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-21 16:13:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-21 16:13:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-21 16:13:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-21 16:13:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-21 16:13:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-21 16:13:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-21 16:13:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-21 16:13:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-21 16:13:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-21 16:13:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-21 16:13:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-21 16:13:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-21 16:13:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-21 16:13:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 16:13:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-21 16:13:01,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 16:13:01,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379402183] [2021-12-21 16:13:01,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379402183] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 16:13:01,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 16:13:01,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-21 16:13:01,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139780083] [2021-12-21 16:13:01,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 16:13:01,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-21 16:13:01,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 16:13:01,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 16:13:01,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-21 16:13:01,283 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)