./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--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-ae00767 [2021-12-28 03:56:53,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:56:53,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:56:53,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:56:53,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:56:53,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:56:53,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:56:53,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:56:53,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:56:53,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:56:53,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:56:53,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:56:53,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:56:53,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:56:53,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:56:53,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:56:53,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:56:53,423 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:56:53,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:56:53,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:56:53,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:56:53,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:56:53,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:56:53,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:56:53,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:56:53,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:56:53,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:56:53,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:56:53,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:56:53,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:56:53,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:56:53,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:56:53,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:56:53,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:56:53,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:56:53,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:56:53,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:56:53,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:56:53,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:56:53,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:56:53,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:56:53,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:56:53,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:56:53,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:56:53,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:56:53,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:56:53,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:56:53,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:56:53,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:56:53,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:56:53,499 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:56:53,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:56:53,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:56:53,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:56:53,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:56:53,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:56:53,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:56:53,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:56:53,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:56:53,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:56:53,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:56:53,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:56:53,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:56:53,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:53,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:56:53,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:56:53,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:56:53,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:56:53,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:56:53,503 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:56:53,504 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:56:53,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:56:53,504 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 [2021-12-28 03:56:53,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:56:53,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:56:53,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:56:53,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:56:53,872 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:56:53,875 INFO L432 ainManager$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 [2021-12-28 03:56:53,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8bed590e/9a4a04458184402687a1ddd9e52388ff/FLAGc3e419b80 [2021-12-28 03:56:54,893 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:56:54,894 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 [2021-12-28 03:56:54,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8bed590e/9a4a04458184402687a1ddd9e52388ff/FLAGc3e419b80 [2021-12-28 03:56:55,440 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8bed590e/9a4a04458184402687a1ddd9e52388ff [2021-12-28 03:56:55,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:56:55,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:56:55,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:55,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:56:55,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:56:55,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:55" (1/1) ... [2021-12-28 03:56:55,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c24bbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:55, skipping insertion in model container [2021-12-28 03:56:55,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:55" (1/1) ... [2021-12-28 03:56:55,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:56:55,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:56:57,590 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] [2021-12-28 03:57:00,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:57:00,168 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:57:00,317 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] [2021-12-28 03:57:00,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:57:01,259 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:57:01,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01 WrapperNode [2021-12-28 03:57:01,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:57:01,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:57:01,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:57:01,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:57:01,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,680 INFO L137 Inliner]: procedures = 558, calls = 5010, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 8774 [2021-12-28 03:57:01,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:57:01,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:57:01,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:57:01,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:57:01,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:01,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:02,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:57:02,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:57:02,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:57:02,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:57:02,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (1/1) ... [2021-12-28 03:57:02,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:57:02,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:57:02,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:57:02,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:57:02,128 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 03:57:02,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 03:57:02,129 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-28 03:57:02,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-28 03:57:02,130 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 03:57:02,130 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 03:57:02,130 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-28 03:57:02,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-28 03:57:02,130 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-28 03:57:02,130 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-28 03:57:02,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:57:02,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:57:02,131 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-28 03:57:02,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-28 03:57:02,131 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-28 03:57:02,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-28 03:57:02,131 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 03:57:02,131 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 03:57:02,132 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-28 03:57:02,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-28 03:57:02,132 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-28 03:57:02,132 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-28 03:57:02,132 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-28 03:57:02,133 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-28 03:57:02,133 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 03:57:02,133 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 03:57:02,133 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-28 03:57:02,133 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-28 03:57:02,134 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 03:57:02,134 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 03:57:02,134 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-28 03:57:02,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-28 03:57:02,134 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-28 03:57:02,134 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-28 03:57:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 03:57:02,135 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 03:57:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-28 03:57:02,135 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-28 03:57:02,135 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-28 03:57:02,135 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-28 03:57:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-28 03:57:02,136 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-28 03:57:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-28 03:57:02,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-28 03:57:02,136 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-28 03:57:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-28 03:57:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 03:57:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 03:57:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 03:57:02,137 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 03:57:02,137 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-28 03:57:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-28 03:57:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 03:57:02,138 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 03:57:02,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-28 03:57:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-28 03:57:02,139 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-28 03:57:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 03:57:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 03:57:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 03:57:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 03:57:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-28 03:57:02,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-28 03:57:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:57:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 03:57:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 03:57:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-28 03:57:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-28 03:57:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-28 03:57:02,142 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-28 03:57:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-28 03:57:02,142 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-28 03:57:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-28 03:57:02,142 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-28 03:57:02,142 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 03:57:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 03:57:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 03:57:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 03:57:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 03:57:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 03:57:02,143 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-28 03:57:02,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-28 03:57:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-28 03:57:02,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-28 03:57:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-28 03:57:02,144 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-28 03:57:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:57:02,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 03:57:02,144 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 03:57:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:57:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-28 03:57:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-28 03:57:02,145 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-28 03:57:02,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-28 03:57:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:57:02,146 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 03:57:02,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 03:57:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-28 03:57:02,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-28 03:57:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 03:57:02,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 03:57:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-28 03:57:02,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-28 03:57:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-28 03:57:02,148 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-28 03:57:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-28 03:57:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-28 03:57:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-28 03:57:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-28 03:57:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-28 03:57:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-28 03:57:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 03:57:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 03:57:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-28 03:57:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-28 03:57:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 03:57:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 03:57:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-28 03:57:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-28 03:57:02,151 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-28 03:57:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-28 03:57:02,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:57:02,154 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-28 03:57:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-28 03:57:02,154 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-28 03:57:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-28 03:57:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:57:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-28 03:57:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-28 03:57:02,162 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-28 03:57:02,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-28 03:57:02,162 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-28 03:57:02,162 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-28 03:57:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-28 03:57:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-28 03:57:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:57:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:57:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:57:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 03:57:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-28 03:57:02,163 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-28 03:57:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-28 03:57:02,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-28 03:57:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 03:57:02,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 03:57:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-28 03:57:02,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-28 03:57:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-28 03:57:02,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-28 03:57:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-28 03:57:02,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-28 03:57:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-28 03:57:02,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-28 03:57:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 03:57:02,165 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 03:57:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 03:57:02,166 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 03:57:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:57:02,166 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:57:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-28 03:57:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-28 03:57:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-28 03:57:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-28 03:57:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-28 03:57:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-28 03:57:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-28 03:57:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-28 03:57:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 03:57:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 03:57:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-28 03:57:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-28 03:57:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:57:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:57:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-28 03:57:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-28 03:57:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 03:57:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 03:57:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-28 03:57:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-28 03:57:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-28 03:57:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-28 03:57:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-28 03:57:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-28 03:57:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 03:57:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 03:57:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:57:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:57:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:57:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:57:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-28 03:57:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-28 03:57:02,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 03:57:02,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 03:57:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-28 03:57:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-28 03:57:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-28 03:57:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-28 03:57:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 03:57:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 03:57:02,171 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-28 03:57:02,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-28 03:57:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 03:57:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 03:57:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-28 03:57:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-28 03:57:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-28 03:57:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-28 03:57:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 03:57:02,172 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-28 03:57:02,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-28 03:57:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 03:57:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 03:57:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 03:57:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 03:57:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-28 03:57:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-28 03:57:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-28 03:57:02,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-28 03:57:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-28 03:57:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-28 03:57:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-28 03:57:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-28 03:57:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-28 03:57:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-28 03:57:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-28 03:57:02,174 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-28 03:57:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-28 03:57:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-28 03:57:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:57:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:57:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 03:57:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 03:57:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-28 03:57:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-28 03:57:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 03:57:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 03:57:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 03:57:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 03:57:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-28 03:57:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-28 03:57:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-28 03:57:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-28 03:57:02,177 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:57:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:57:02,177 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-28 03:57:02,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-28 03:57:02,178 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-28 03:57:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-28 03:57:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-28 03:57:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-28 03:57:02,181 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 03:57:02,181 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 03:57:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-28 03:57:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-28 03:57:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-28 03:57:02,182 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-28 03:57:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-28 03:57:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-28 03:57:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-28 03:57:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-28 03:57:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-28 03:57:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-28 03:57:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:57:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 03:57:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 03:57:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 03:57:02,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 03:57:02,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:57:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-28 03:57:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-28 03:57:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:57:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-28 03:57:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-28 03:57:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 03:57:02,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 03:57:02,185 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-28 03:57:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-28 03:57:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 03:57:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 03:57:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-28 03:57:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-28 03:57:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-28 03:57:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-28 03:57:02,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:57:02,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:57:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-28 03:57:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-28 03:57:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-28 03:57:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-28 03:57:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-28 03:57:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-28 03:57:02,187 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-28 03:57:02,187 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-28 03:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-28 03:57:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-28 03:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-28 03:57:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-28 03:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 03:57:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 03:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 03:57:02,188 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 03:57:02,188 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-28 03:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-28 03:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 03:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 03:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-28 03:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-28 03:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-28 03:57:02,189 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-28 03:57:02,189 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-28 03:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-28 03:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-28 03:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-28 03:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 03:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 03:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:57:02,190 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:57:02,190 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-12-28 03:57:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-12-28 03:57:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-28 03:57:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-28 03:57:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-28 03:57:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-28 03:57:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:57:02,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:57:02,191 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-28 03:57:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-28 03:57:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 03:57:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 03:57:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 03:57:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 03:57:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-28 03:57:02,192 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-28 03:57:02,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 03:57:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 03:57:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-28 03:57:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-28 03:57:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 03:57:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 03:57:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 03:57:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 03:57:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-28 03:57:02,193 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-28 03:57:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-28 03:57:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-28 03:57:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-28 03:57:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-28 03:57:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-28 03:57:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-28 03:57:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 03:57:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 03:57:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-28 03:57:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-28 03:57:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-28 03:57:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-28 03:57:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 03:57:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 03:57:02,195 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-28 03:57:02,195 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-28 03:57:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-28 03:57:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-28 03:57:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:57:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-28 03:57:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-28 03:57:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-28 03:57:02,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-28 03:57:02,196 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-28 03:57:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-28 03:57:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-28 03:57:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-28 03:57:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-28 03:57:02,197 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-28 03:57:02,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-28 03:57:03,193 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:57:03,200 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:57:03,294 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 03:57:14,944 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:57:14,969 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:57:14,970 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-28 03:57:14,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:14 BoogieIcfgContainer [2021-12-28 03:57:14,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:57:14,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:57:14,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:57:14,979 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:57:14,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:56:55" (1/3) ... [2021-12-28 03:57:14,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efd0979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:14, skipping insertion in model container [2021-12-28 03:57:14,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:57:01" (2/3) ... [2021-12-28 03:57:14,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efd0979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:57:14, skipping insertion in model container [2021-12-28 03:57:14,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:57:14" (3/3) ... [2021-12-28 03:57:14,983 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 [2021-12-28 03:57:14,988 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:57:14,988 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:57:15,048 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:57:15,054 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 03:57:15,054 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:57:15,121 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) [2021-12-28 03:57:15,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-28 03:57:15,136 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:57:15,137 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] [2021-12-28 03:57:15,137 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:57:15,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:57:15,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1421960829, now seen corresponding path program 1 times [2021-12-28 03:57:15,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:57:15,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101930747] [2021-12-28 03:57:15,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:57:15,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:57:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:57:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:57:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:57:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:57:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:57:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:57:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:57:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:57:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:57:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:57:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 03:57:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 03:57:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 03:57:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:57:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-28 03:57:16,315 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:57:16,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101930747] [2021-12-28 03:57:16,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101930747] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:57:16,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:57:16,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 03:57:16,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453490691] [2021-12-28 03:57:16,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:57:16,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 03:57:16,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:57:16,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 03:57:16,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:57:16,371 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) [2021-12-28 03:57:25,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:27,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:30,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:36,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:38,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 03:57:45,988 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-28 03:57:48,131 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-28 03:57:49,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:57:49,220 INFO L93 Difference]: Finished difference Result 10662 states and 15779 transitions. [2021-12-28 03:57:49,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:57:49,222 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 [2021-12-28 03:57:49,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:57:49,296 INFO L225 Difference]: With dead ends: 10662 [2021-12-28 03:57:49,296 INFO L226 Difference]: Without dead ends: 7356 [2021-12-28 03:57:49,317 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 [2021-12-28 03:57:49,320 INFO L933 BasicCegarLoop]: 4958 mSDtfsCounter, 8702 mSDsluCounter, 5988 mSDsCounter, 0 mSdLazyCounter, 7029 mSolverCounterSat, 6258 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9271 SdHoareTripleChecker+Valid, 10946 SdHoareTripleChecker+Invalid, 13294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6258 IncrementalHoareTripleChecker+Valid, 7029 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2021-12-28 03:57:49,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9271 Valid, 10946 Invalid, 13294 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6258 Valid, 7029 Invalid, 7 Unknown, 0 Unchecked, 31.7s Time] [2021-12-28 03:57:49,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2021-12-28 03:57:49,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 6366. [2021-12-28 03:57:49,795 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) [2021-12-28 03:57:49,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 9206 transitions. [2021-12-28 03:57:49,850 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 9206 transitions. Word has length 110 [2021-12-28 03:57:49,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:57:49,851 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 9206 transitions. [2021-12-28 03:57:49,852 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) [2021-12-28 03:57:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 9206 transitions. [2021-12-28 03:57:49,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-12-28 03:57:49,859 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:57:49,859 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] [2021-12-28 03:57:49,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:57:49,860 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:57:49,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:57:49,861 INFO L85 PathProgramCache]: Analyzing trace with hash -2011755148, now seen corresponding path program 1 times [2021-12-28 03:57:49,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:57:49,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060293166] [2021-12-28 03:57:49,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:57:49,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:57:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:57:50,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:57:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:57:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:57:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:57:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:57:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:57:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:57:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:57:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:57:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 03:57:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-28 03:57:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-28 03:57:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 03:57:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 03:57:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:57:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-28 03:57:50,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:57:50,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060293166] [2021-12-28 03:57:50,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060293166] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:57:50,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:57:50,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-28 03:57:50,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314336066] [2021-12-28 03:57:50,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:57:50,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-28 03:57:50,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:57:50,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-28 03:57:50,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-28 03:57:50,573 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)