./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 e19ca921 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-e19ca92 [2021-12-22 14:38:47,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:38:47,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:38:47,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:38:47,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:38:47,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:38:47,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:38:47,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:38:47,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:38:47,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:38:47,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:38:47,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:38:47,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:38:47,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:38:47,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:38:47,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:38:47,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:38:47,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:38:47,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:38:47,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:38:47,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:38:47,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:38:47,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:38:47,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:38:47,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:38:47,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:38:47,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:38:47,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:38:47,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:38:47,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:38:47,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:38:47,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:38:47,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:38:47,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:38:47,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:38:47,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:38:47,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:38:47,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:38:47,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:38:47,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:38:47,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:38:47,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:38:47,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:38:47,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:38:47,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:38:47,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:38:47,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:38:47,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:38:47,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:38:47,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:38:47,516 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:38:47,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:38:47,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:38:47,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:38:47,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:38:47,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:38:47,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:38:47,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:38:47,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:38:47,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:38:47,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:38:47,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:38:47,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:38:47,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:38:47,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:38:47,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:38:47,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:38:47,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:38:47,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:38:47,520 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:38:47,520 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:38:47,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:38:47,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:38:47,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 955ba2d33e196282c8a8d7d6878108af44ab130aa14cf65292e3d1ed9a6c4e47 [2021-12-22 14:38:47,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:38:47,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:38:47,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:38:47,807 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:38:47,807 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:38:47,808 INFO L432 ainManager$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 [2021-12-22 14:38:47,870 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b552158d/d2de96ccd8ed48d2aa91d3bd87e99045/FLAGd6a98288e [2021-12-22 14:38:48,732 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:38:48,733 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 [2021-12-22 14:38:48,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b552158d/d2de96ccd8ed48d2aa91d3bd87e99045/FLAGd6a98288e [2021-12-22 14:38:48,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b552158d/d2de96ccd8ed48d2aa91d3bd87e99045 [2021-12-22 14:38:48,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:38:48,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:38:48,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:38:48,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:38:48,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:38:48,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:38:48" (1/1) ... [2021-12-22 14:38:48,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f061f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:48, skipping insertion in model container [2021-12-22 14:38:48,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:38:48" (1/1) ... [2021-12-22 14:38:48,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:38:49,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:38:50,642 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] [2021-12-22 14:38:53,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:38:53,136 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:38:53,309 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] [2021-12-22 14:38:53,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:38:53,921 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:38:53,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53 WrapperNode [2021-12-22 14:38:53,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:38:53,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:38:53,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:38:53,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:38:53,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,328 INFO L137 Inliner]: procedures = 558, calls = 5010, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 8774 [2021-12-22 14:38:54,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:38:54,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:38:54,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:38:54,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:38:54,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:38:54,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:38:54,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:38:54,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:38:54,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (1/1) ... [2021-12-22 14:38:54,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:38:54,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:38:54,773 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) [2021-12-22 14:38:54,781 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 [2021-12-22 14:38:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 14:38:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 14:38:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-22 14:38:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-22 14:38:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 14:38:54,808 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 14:38:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2021-12-22 14:38:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2021-12-22 14:38:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2021-12-22 14:38:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2021-12-22 14:38:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:38:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:38:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2021-12-22 14:38:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2021-12-22 14:38:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2021-12-22 14:38:54,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2021-12-22 14:38:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 14:38:54,810 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 14:38:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2021-12-22 14:38:54,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2021-12-22 14:38:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2021-12-22 14:38:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2021-12-22 14:38:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2021-12-22 14:38:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2021-12-22 14:38:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 14:38:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 14:38:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-22 14:38:54,812 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-22 14:38:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 14:38:54,812 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 14:38:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2021-12-22 14:38:54,812 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2021-12-22 14:38:54,812 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2021-12-22 14:38:54,813 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2021-12-22 14:38:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 14:38:54,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 14:38:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2021-12-22 14:38:54,813 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2021-12-22 14:38:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-12-22 14:38:54,814 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-12-22 14:38:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-22 14:38:54,814 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-22 14:38:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-22 14:38:54,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-22 14:38:54,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-22 14:38:54,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-22 14:38:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 14:38:54,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 14:38:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 14:38:54,815 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 14:38:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2021-12-22 14:38:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2021-12-22 14:38:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 14:38:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 14:38:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-22 14:38:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2021-12-22 14:38:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2021-12-22 14:38:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:38:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:38:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-22 14:38:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-22 14:38:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2021-12-22 14:38:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2021-12-22 14:38:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:38:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 14:38:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 14:38:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-22 14:38:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-22 14:38:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2021-12-22 14:38:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2021-12-22 14:38:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-22 14:38:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-22 14:38:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-22 14:38:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-22 14:38:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 14:38:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 14:38:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 14:38:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 14:38:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 14:38:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 14:38:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2021-12-22 14:38:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2021-12-22 14:38:54,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2021-12-22 14:38:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2021-12-22 14:38:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-22 14:38:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-22 14:38:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 14:38:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 14:38:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 14:38:54,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 14:38:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-22 14:38:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-22 14:38:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2021-12-22 14:38:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2021-12-22 14:38:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:38:54,822 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 14:38:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 14:38:54,823 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-22 14:38:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-22 14:38:54,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 14:38:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 14:38:54,823 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2021-12-22 14:38:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2021-12-22 14:38:54,824 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-22 14:38:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-22 14:38:54,824 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-12-22 14:38:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-12-22 14:38:54,824 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-22 14:38:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-22 14:38:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-22 14:38:54,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-22 14:38:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-22 14:38:54,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-22 14:38:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2021-12-22 14:38:54,825 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2021-12-22 14:38:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 14:38:54,826 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 14:38:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-22 14:38:54,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-22 14:38:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-22 14:38:54,826 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-22 14:38:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:38:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2021-12-22 14:38:54,827 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2021-12-22 14:38:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-22 14:38:54,827 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-22 14:38:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:38:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2021-12-22 14:38:54,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2021-12-22 14:38:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2021-12-22 14:38:54,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2021-12-22 14:38:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2021-12-22 14:38:54,828 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2021-12-22 14:38:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2021-12-22 14:38:54,829 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2021-12-22 14:38:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 14:38:54,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 14:38:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 14:38:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 14:38:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-22 14:38:54,829 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-22 14:38:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2021-12-22 14:38:54,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2021-12-22 14:38:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 14:38:54,830 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 14:38:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2021-12-22 14:38:54,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2021-12-22 14:38:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2021-12-22 14:38:54,830 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2021-12-22 14:38:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-22 14:38:54,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-22 14:38:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2021-12-22 14:38:54,831 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2021-12-22 14:38:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-22 14:38:54,831 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-22 14:38:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 14:38:54,832 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 14:38:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 14:38:54,832 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 14:38:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2021-12-22 14:38:54,832 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2021-12-22 14:38:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2021-12-22 14:38:54,832 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2021-12-22 14:38:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2021-12-22 14:38:54,833 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2021-12-22 14:38:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-22 14:38:54,833 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-22 14:38:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 14:38:54,833 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 14:38:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2021-12-22 14:38:54,833 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2021-12-22 14:38:54,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:38:54,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:38:54,834 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2021-12-22 14:38:54,834 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2021-12-22 14:38:54,834 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 14:38:54,834 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 14:38:54,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-22 14:38:54,834 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-22 14:38:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2021-12-22 14:38:54,835 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2021-12-22 14:38:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2021-12-22 14:38:54,835 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2021-12-22 14:38:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 14:38:54,835 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 14:38:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 14:38:54,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 14:38:54,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:38:54,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:38:54,836 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2021-12-22 14:38:54,836 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2021-12-22 14:38:54,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 14:38:54,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 14:38:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 14:38:54,837 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 14:38:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-22 14:38:54,837 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-22 14:38:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 14:38:54,837 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 14:38:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2021-12-22 14:38:54,837 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2021-12-22 14:38:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 14:38:54,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 14:38:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2021-12-22 14:38:54,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2021-12-22 14:38:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2021-12-22 14:38:54,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2021-12-22 14:38:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-22 14:38:54,839 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2021-12-22 14:38:54,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2021-12-22 14:38:54,839 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-22 14:38:54,839 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-22 14:38:54,839 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-22 14:38:54,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-22 14:38:54,839 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2021-12-22 14:38:54,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2021-12-22 14:38:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2021-12-22 14:38:54,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2021-12-22 14:38:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2021-12-22 14:38:54,840 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2021-12-22 14:38:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-22 14:38:54,840 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-22 14:38:54,840 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2021-12-22 14:38:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2021-12-22 14:38:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2021-12-22 14:38:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2021-12-22 14:38:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2021-12-22 14:38:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2021-12-22 14:38:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:38:54,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:38:54,841 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-22 14:38:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-22 14:38:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2021-12-22 14:38:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2021-12-22 14:38:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-22 14:38:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-22 14:38:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 14:38:54,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 14:38:54,842 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-22 14:38:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-22 14:38:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-22 14:38:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-22 14:38:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:38:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:38:54,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-22 14:38:54,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-22 14:38:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2021-12-22 14:38:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2021-12-22 14:38:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-22 14:38:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-22 14:38:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-22 14:38:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-22 14:38:54,844 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2021-12-22 14:38:54,844 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2021-12-22 14:38:54,845 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2021-12-22 14:38:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2021-12-22 14:38:54,845 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2021-12-22 14:38:54,845 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2021-12-22 14:38:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-22 14:38:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-22 14:38:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2021-12-22 14:38:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2021-12-22 14:38:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:38:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 14:38:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 14:38:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-22 14:38:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-22 14:38:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:38:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-22 14:38:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-22 14:38:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:38:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2021-12-22 14:38:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2021-12-22 14:38:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-22 14:38:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-22 14:38:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2021-12-22 14:38:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2021-12-22 14:38:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 14:38:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 14:38:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2021-12-22 14:38:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2021-12-22 14:38:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2021-12-22 14:38:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2021-12-22 14:38:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:38:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:38:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2021-12-22 14:38:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2021-12-22 14:38:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2021-12-22 14:38:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2021-12-22 14:38:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2021-12-22 14:38:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2021-12-22 14:38:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2021-12-22 14:38:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2021-12-22 14:38:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-22 14:38:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-22 14:38:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2021-12-22 14:38:54,850 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2021-12-22 14:38:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 14:38:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 14:38:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-22 14:38:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-22 14:38:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-22 14:38:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-22 14:38:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-22 14:38:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-22 14:38:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-22 14:38:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-22 14:38:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-22 14:38:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-22 14:38:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2021-12-22 14:38:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2021-12-22 14:38:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2021-12-22 14:38:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2021-12-22 14:38:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 14:38:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 14:38:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:38:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:38:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:38:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-12-22 14:38:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-12-22 14:38:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2021-12-22 14:38:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2021-12-22 14:38:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-22 14:38:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-22 14:38:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 14:38:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 14:38:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2021-12-22 14:38:54,854 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2021-12-22 14:38:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 14:38:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 14:38:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-22 14:38:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-22 14:38:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2021-12-22 14:38:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2021-12-22 14:38:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 14:38:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 14:38:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-22 14:38:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-22 14:38:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-22 14:38:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-22 14:38:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-22 14:38:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-22 14:38:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2021-12-22 14:38:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2021-12-22 14:38:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-22 14:38:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-22 14:38:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-22 14:38:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-22 14:38:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2021-12-22 14:38:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2021-12-22 14:38:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 14:38:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 14:38:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2021-12-22 14:38:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2021-12-22 14:38:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-22 14:38:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-22 14:38:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 14:38:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 14:38:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-22 14:38:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-22 14:38:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2021-12-22 14:38:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2021-12-22 14:38:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:38:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2021-12-22 14:38:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2021-12-22 14:38:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2021-12-22 14:38:54,859 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2021-12-22 14:38:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-22 14:38:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-22 14:38:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-22 14:38:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-22 14:38:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-22 14:38:54,860 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2021-12-22 14:38:54,860 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2021-12-22 14:38:55,998 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:38:56,010 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:38:56,224 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:39:09,705 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:39:09,725 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:39:09,725 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-22 14:39:09,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:39:09 BoogieIcfgContainer [2021-12-22 14:39:09,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:39:09,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:39:09,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:39:09,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:39:09,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:38:48" (1/3) ... [2021-12-22 14:39:09,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4038bfec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:39:09, skipping insertion in model container [2021-12-22 14:39:09,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:38:53" (2/3) ... [2021-12-22 14:39:09,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4038bfec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:39:09, skipping insertion in model container [2021-12-22 14:39:09,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:39:09" (3/3) ... [2021-12-22 14:39:09,741 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 [2021-12-22 14:39:09,746 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:39:09,746 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:39:09,795 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:39:09,801 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 [2021-12-22 14:39:09,801 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:39:09,866 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) [2021-12-22 14:39:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-12-22 14:39:09,881 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:39:09,882 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] [2021-12-22 14:39:09,882 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:39:09,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:39:09,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1421960829, now seen corresponding path program 1 times [2021-12-22 14:39:09,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:39:09,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523262304] [2021-12-22 14:39:09,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:39:09,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:39:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:39:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-22 14:39:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 14:39:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:39:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 14:39:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:39:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-22 14:39:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:10,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:39:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 14:39:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:39:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-22 14:39:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-22 14:39:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-22 14:39:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 14:39:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:39:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-22 14:39:11,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:39:11,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523262304] [2021-12-22 14:39:11,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523262304] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:39:11,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:39:11,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:39:11,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601008879] [2021-12-22 14:39:11,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:39:11,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:39:11,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:39:11,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:39:11,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:39:11,178 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) [2021-12-22 14:39:20,520 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 [] [2021-12-22 14:39:22,549 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:39:25,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:39:31,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:39:33,487 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 14:39:40,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-22 14:39:42,935 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-22 14:39:45,570 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 []