./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.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 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:17:07,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:17:07,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:17:07,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:17:07,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:17:07,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:17:07,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:17:07,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:17:07,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:17:07,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:17:07,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:17:07,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:17:07,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:17:07,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:17:07,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:17:07,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:17:07,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:17:07,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:17:07,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:17:07,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:17:07,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:17:07,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:17:07,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:17:07,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:17:07,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:17:07,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:17:07,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:17:07,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:17:07,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:17:07,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:17:07,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:17:07,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:17:07,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:17:07,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:17:07,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:17:07,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:17:07,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:17:07,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:17:07,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:17:07,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:17:07,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:17:07,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:17:07,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:17:07,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:17:07,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:17:07,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:17:07,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:17:07,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:17:07,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:17:07,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:17:07,760 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:17:07,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:17:07,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:17:07,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:17:07,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:17:07,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:17:07,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:17:07,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:17:07,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:17:07,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:17:07,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:17:07,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:17:07,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:17:07,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:17:07,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:17:07,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:17:07,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:17:07,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:17:07,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:17:07,764 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:17:07,765 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:17:07,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:17:07,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:17:07,765 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f [2021-12-14 18:17:08,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:17:08,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:17:08,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:17:08,047 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:17:08,047 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:17:08,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2021-12-14 18:17:08,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0585e1474/d4782867151241b29f72c2a36c7c3bfe/FLAGcd76854ec [2021-12-14 18:17:08,980 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:17:08,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2021-12-14 18:17:09,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0585e1474/d4782867151241b29f72c2a36c7c3bfe/FLAGcd76854ec [2021-12-14 18:17:09,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0585e1474/d4782867151241b29f72c2a36c7c3bfe [2021-12-14 18:17:09,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:17:09,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:17:09,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:17:09,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:17:09,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:17:09,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:09" (1/1) ... [2021-12-14 18:17:09,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69dbd0f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:09, skipping insertion in model container [2021-12-14 18:17:09,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:17:09" (1/1) ... [2021-12-14 18:17:09,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:17:09,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:17:12,560 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i[386204,386217] [2021-12-14 18:17:12,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:17:12,719 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:17:13,156 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i[386204,386217] [2021-12-14 18:17:13,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:17:13,293 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:17:13,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13 WrapperNode [2021-12-14 18:17:13,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:17:13,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:17:13,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:17:13,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:17:13,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:13,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:13,788 INFO L137 Inliner]: procedures = 333, calls = 3594, calls flagged for inlining = 139, calls inlined = 136, statements flattened = 6651 [2021-12-14 18:17:13,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:17:13,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:17:13,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:17:13,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:17:13,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:13,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:13,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:13,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:14,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:14,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:14,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:14,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:17:14,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:17:14,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:17:14,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:17:14,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (1/1) ... [2021-12-14 18:17:14,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:17:14,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:17:14,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 18:17:14,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 18:17:14,392 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2021-12-14 18:17:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2021-12-14 18:17:14,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-14 18:17:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-14 18:17:14,393 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2021-12-14 18:17:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2021-12-14 18:17:14,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:17:14,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:17:14,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:17:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:17:14,394 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_interrupt [2021-12-14 18:17:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_interrupt [2021-12-14 18:17:14,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:17:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:17:14,394 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2021-12-14 18:17:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2021-12-14 18:17:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 18:17:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 18:17:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 18:17:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 18:17:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2021-12-14 18:17:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2021-12-14 18:17:14,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-14 18:17:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-14 18:17:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2021-12-14 18:17:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2021-12-14 18:17:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:17:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:17:14,396 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2021-12-14 18:17:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2021-12-14 18:17:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2021-12-14 18:17:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2021-12-14 18:17:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-14 18:17:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-14 18:17:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2021-12-14 18:17:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2021-12-14 18:17:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2021-12-14 18:17:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2021-12-14 18:17:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:17:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:17:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2021-12-14 18:17:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2021-12-14 18:17:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2021-12-14 18:17:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2021-12-14 18:17:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2021-12-14 18:17:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2021-12-14 18:17:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 18:17:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 18:17:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2021-12-14 18:17:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2021-12-14 18:17:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2021-12-14 18:17:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2021-12-14 18:17:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2021-12-14 18:17:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2021-12-14 18:17:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:17:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:17:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2021-12-14 18:17:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2021-12-14 18:17:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-14 18:17:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-14 18:17:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:17:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:17:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 18:17:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 18:17:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2021-12-14 18:17:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2021-12-14 18:17:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-12-14 18:17:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-12-14 18:17:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:17:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:17:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2021-12-14 18:17:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2021-12-14 18:17:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2021-12-14 18:17:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2021-12-14 18:17:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2021-12-14 18:17:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2021-12-14 18:17:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2021-12-14 18:17:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2021-12-14 18:17:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2021-12-14 18:17:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2021-12-14 18:17:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-14 18:17:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-14 18:17:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:17:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2021-12-14 18:17:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2021-12-14 18:17:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-14 18:17:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-14 18:17:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 18:17:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2021-12-14 18:17:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2021-12-14 18:17:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2021-12-14 18:17:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2021-12-14 18:17:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2021-12-14 18:17:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2021-12-14 18:17:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2021-12-14 18:17:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2021-12-14 18:17:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-14 18:17:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-14 18:17:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2021-12-14 18:17:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2021-12-14 18:17:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:17:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2021-12-14 18:17:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2021-12-14 18:17:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-14 18:17:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-14 18:17:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 18:17:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 18:17:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-14 18:17:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-14 18:17:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:17:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:17:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2021-12-14 18:17:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2021-12-14 18:17:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-14 18:17:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2021-12-14 18:17:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2021-12-14 18:17:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:17:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2021-12-14 18:17:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2021-12-14 18:17:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-14 18:17:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-14 18:17:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:17:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2021-12-14 18:17:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2021-12-14 18:17:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-14 18:17:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-14 18:17:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-14 18:17:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-14 18:17:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2021-12-14 18:17:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2021-12-14 18:17:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-14 18:17:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-14 18:17:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2021-12-14 18:17:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2021-12-14 18:17:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-14 18:17:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-14 18:17:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 18:17:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 18:17:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-14 18:17:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-14 18:17:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2021-12-14 18:17:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2021-12-14 18:17:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2021-12-14 18:17:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2021-12-14 18:17:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 18:17:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 18:17:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:17:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:17:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-14 18:17:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-14 18:17:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2021-12-14 18:17:14,413 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2021-12-14 18:17:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:17:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2021-12-14 18:17:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2021-12-14 18:17:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2021-12-14 18:17:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2021-12-14 18:17:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2021-12-14 18:17:14,414 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2021-12-14 18:17:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 18:17:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 18:17:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 18:17:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 18:17:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 18:17:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 18:17:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2021-12-14 18:17:14,415 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2021-12-14 18:17:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:17:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-12-14 18:17:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-12-14 18:17:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-14 18:17:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-14 18:17:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:17:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 18:17:14,416 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 18:17:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 18:17:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 18:17:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-14 18:17:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-14 18:17:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:17:14,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:17:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2021-12-14 18:17:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2021-12-14 18:17:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2021-12-14 18:17:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2021-12-14 18:17:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:17:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:17:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-14 18:17:14,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-14 18:17:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2021-12-14 18:17:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2021-12-14 18:17:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:17:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2021-12-14 18:17:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2021-12-14 18:17:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 18:17:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 18:17:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-14 18:17:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-14 18:17:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:17:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:17:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2021-12-14 18:17:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2021-12-14 18:17:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:17:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:17:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2021-12-14 18:17:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2021-12-14 18:17:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-14 18:17:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-14 18:17:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2021-12-14 18:17:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2021-12-14 18:17:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:17:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 18:17:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 18:17:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2021-12-14 18:17:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2021-12-14 18:17:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:17:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:17:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2021-12-14 18:17:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2021-12-14 18:17:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-14 18:17:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-14 18:17:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:17:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2021-12-14 18:17:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2021-12-14 18:17:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2021-12-14 18:17:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2021-12-14 18:17:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:17:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:17:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:17:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 18:17:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 18:17:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2021-12-14 18:17:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2021-12-14 18:17:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-14 18:17:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-14 18:17:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-14 18:17:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-14 18:17:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:17:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:17:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2021-12-14 18:17:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2021-12-14 18:17:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2021-12-14 18:17:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2021-12-14 18:17:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2021-12-14 18:17:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2021-12-14 18:17:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2021-12-14 18:17:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2021-12-14 18:17:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2021-12-14 18:17:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2021-12-14 18:17:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2021-12-14 18:17:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2021-12-14 18:17:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2021-12-14 18:17:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2021-12-14 18:17:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2021-12-14 18:17:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2021-12-14 18:17:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2021-12-14 18:17:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2021-12-14 18:17:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2021-12-14 18:17:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2021-12-14 18:17:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2021-12-14 18:17:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2021-12-14 18:17:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2021-12-14 18:17:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2021-12-14 18:17:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2021-12-14 18:17:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2021-12-14 18:17:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2021-12-14 18:17:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2021-12-14 18:17:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-14 18:17:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-14 18:17:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 18:17:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 18:17:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2021-12-14 18:17:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2021-12-14 18:17:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-14 18:17:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-14 18:17:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2021-12-14 18:17:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2021-12-14 18:17:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2021-12-14 18:17:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2021-12-14 18:17:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2021-12-14 18:17:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2021-12-14 18:17:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:17:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2021-12-14 18:17:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2021-12-14 18:17:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2021-12-14 18:17:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2021-12-14 18:17:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 18:17:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:17:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:17:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2021-12-14 18:17:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2021-12-14 18:17:15,383 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:17:15,389 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:17:15,741 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:17:28,158 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:17:28,190 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:17:28,191 INFO L301 CfgBuilder]: Removed 17 assume(true) statements. [2021-12-14 18:17:28,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:17:28 BoogieIcfgContainer [2021-12-14 18:17:28,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:17:28,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:17:28,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:17:28,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:17:28,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:17:09" (1/3) ... [2021-12-14 18:17:28,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bad795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:17:28, skipping insertion in model container [2021-12-14 18:17:28,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:17:13" (2/3) ... [2021-12-14 18:17:28,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77bad795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:17:28, skipping insertion in model container [2021-12-14 18:17:28,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:17:28" (3/3) ... [2021-12-14 18:17:28,204 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--de4x5.ko-entry_point.cil.out.i [2021-12-14 18:17:28,209 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:17:28,209 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:17:28,271 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:17:28,281 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 18:17:28,281 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:17:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand has 3444 states, 2469 states have (on average 1.385176184690158) internal successors, (3420), 2531 states have internal predecessors, (3420), 854 states have call successors, (854), 136 states have call predecessors, (854), 135 states have return successors, (846), 835 states have call predecessors, (846), 846 states have call successors, (846) [2021-12-14 18:17:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-14 18:17:28,381 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:17:28,382 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:17:28,382 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:17:28,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:17:28,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1090600094, now seen corresponding path program 1 times [2021-12-14 18:17:28,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:17:28,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376184913] [2021-12-14 18:17:28,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:17:28,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:17:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:17:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:17:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:17:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:17:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 18:17:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-14 18:17:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-14 18:17:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-14 18:17:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:29,308 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-14 18:17:29,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:17:29,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376184913] [2021-12-14 18:17:29,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376184913] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:17:29,310 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:17:29,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:17:29,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074908572] [2021-12-14 18:17:29,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:17:29,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:17:29,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:17:29,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:17:29,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:17:29,349 INFO L87 Difference]: Start difference. First operand has 3444 states, 2469 states have (on average 1.385176184690158) internal successors, (3420), 2531 states have internal predecessors, (3420), 854 states have call successors, (854), 136 states have call predecessors, (854), 135 states have return successors, (846), 835 states have call predecessors, (846), 846 states have call successors, (846) Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-14 18:17:31,403 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 [] [2021-12-14 18:17:40,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:17:40,207 INFO L93 Difference]: Finished difference Result 7373 states and 11202 transitions. [2021-12-14 18:17:40,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 18:17:40,210 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 126 [2021-12-14 18:17:40,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:17:40,261 INFO L225 Difference]: With dead ends: 7373 [2021-12-14 18:17:40,261 INFO L226 Difference]: Without dead ends: 3913 [2021-12-14 18:17:40,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:17:40,295 INFO L933 BasicCegarLoop]: 4152 mSDtfsCounter, 3563 mSDsluCounter, 2469 mSDsCounter, 0 mSdLazyCounter, 3870 mSolverCounterSat, 2775 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3584 SdHoareTripleChecker+Valid, 6621 SdHoareTripleChecker+Invalid, 6646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2775 IncrementalHoareTripleChecker+Valid, 3870 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2021-12-14 18:17:40,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3584 Valid, 6621 Invalid, 6646 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2775 Valid, 3870 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2021-12-14 18:17:40,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3913 states. [2021-12-14 18:17:40,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3913 to 3375. [2021-12-14 18:17:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3375 states, 2410 states have (on average 1.3817427385892116) internal successors, (3330), 2449 states have internal predecessors, (3330), 830 states have call successors, (830), 135 states have call predecessors, (830), 134 states have return successors, (829), 818 states have call predecessors, (829), 829 states have call successors, (829) [2021-12-14 18:17:40,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 3375 states and 4989 transitions. [2021-12-14 18:17:40,591 INFO L78 Accepts]: Start accepts. Automaton has 3375 states and 4989 transitions. Word has length 126 [2021-12-14 18:17:40,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:17:40,591 INFO L470 AbstractCegarLoop]: Abstraction has 3375 states and 4989 transitions. [2021-12-14 18:17:40,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-14 18:17:40,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3375 states and 4989 transitions. [2021-12-14 18:17:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-14 18:17:40,601 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:17:40,601 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:17:40,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:17:40,602 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:17:40,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:17:40,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1978075498, now seen corresponding path program 1 times [2021-12-14 18:17:40,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:17:40,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191064544] [2021-12-14 18:17:40,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:17:40,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:17:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:17:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:17:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:17:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:17:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:40,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:17:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 18:17:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-14 18:17:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:17:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-14 18:17:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-14 18:17:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:17:41,082 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-14 18:17:41,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:17:41,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191064544] [2021-12-14 18:17:41,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191064544] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:17:41,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:17:41,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:17:41,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735313460] [2021-12-14 18:17:41,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:17:41,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:17:41,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:17:41,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:17:41,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:17:41,089 INFO L87 Difference]: Start difference. First operand 3375 states and 4989 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-14 18:17:43,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:17:45,088 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:17:47,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []