./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 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-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-dev-e19ca92 [2021-12-22 15:11:19,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:11:19,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:11:19,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:11:19,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:11:19,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:11:19,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:11:19,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:11:19,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:11:19,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:11:19,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:11:19,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:11:19,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:11:19,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:11:19,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:11:19,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:11:19,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:11:19,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:11:19,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:11:19,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:11:19,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:11:19,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:11:19,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:11:19,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:11:19,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:11:19,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:11:19,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:11:19,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:11:19,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:11:19,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:11:19,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:11:19,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:11:19,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:11:19,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:11:19,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:11:19,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:11:19,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:11:19,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:11:19,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:11:19,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:11:19,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:11:19,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:11:19,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:11:19,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:11:19,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:11:19,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:11:19,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:11:19,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:11:19,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:11:19,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:11:19,763 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:11:19,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:11:19,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:11:19,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:11:19,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:11:19,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:11:19,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:11:19,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:11:19,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:11:19,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:11:19,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:11:19,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:11:19,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:11:19,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:11:19,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:11:19,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:11:19,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:11:19,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:11:19,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:11:19,767 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:11:19,767 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:11:19,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:11:19,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:11:19,768 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a2974a33527a9392dca8d355734fee3e0faaae6e14749128119c28fd0f37e8f [2021-12-22 15:11:20,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:11:20,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:11:20,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:11:20,060 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:11:20,060 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:11:20,062 INFO L432 ainManager$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 [2021-12-22 15:11:20,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd93b1b1/bc8b0013937a41d7aeba1c8867a62e9d/FLAGfcc820436 [2021-12-22 15:11:21,037 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:11:21,038 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 [2021-12-22 15:11:21,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd93b1b1/bc8b0013937a41d7aeba1c8867a62e9d/FLAGfcc820436 [2021-12-22 15:11:21,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd93b1b1/bc8b0013937a41d7aeba1c8867a62e9d [2021-12-22 15:11:21,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:11:21,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:11:21,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:11:21,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:11:21,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:11:21,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:11:21" (1/1) ... [2021-12-22 15:11:21,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cedc56c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:21, skipping insertion in model container [2021-12-22 15:11:21,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:11:21" (1/1) ... [2021-12-22 15:11:21,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:11:21,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:11:24,039 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] [2021-12-22 15:11:24,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:11:24,176 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:11:24,629 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] [2021-12-22 15:11:24,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:11:24,768 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:11:24,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24 WrapperNode [2021-12-22 15:11:24,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:11:24,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:11:24,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:11:24,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:11:24,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:24,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,151 INFO L137 Inliner]: procedures = 333, calls = 3594, calls flagged for inlining = 139, calls inlined = 136, statements flattened = 6651 [2021-12-22 15:11:25,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:11:25,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:11:25,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:11:25,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:11:25,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:11:25,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:11:25,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:11:25,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:11:25,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (1/1) ... [2021-12-22 15:11:25,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:11:25,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:11:25,772 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 15:11:25,782 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 15:11:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2021-12-22 15:11:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2021-12-22 15:11:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-22 15:11:25,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-22 15:11:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2021-12-22 15:11:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2021-12-22 15:11:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:11:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:11:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:11:25,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:11:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_interrupt [2021-12-22 15:11:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_interrupt [2021-12-22 15:11:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:11:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:11:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2021-12-22 15:11:25,818 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2021-12-22 15:11:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:11:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:11:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-22 15:11:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-22 15:11:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2021-12-22 15:11:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2021-12-22 15:11:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-22 15:11:25,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-22 15:11:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2021-12-22 15:11:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2021-12-22 15:11:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:11:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:11:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2021-12-22 15:11:25,820 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2021-12-22 15:11:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2021-12-22 15:11:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2021-12-22 15:11:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-22 15:11:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-22 15:11:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2021-12-22 15:11:25,821 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2021-12-22 15:11:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2021-12-22 15:11:25,822 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2021-12-22 15:11:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:11:25,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:11:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2021-12-22 15:11:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2021-12-22 15:11:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2021-12-22 15:11:25,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2021-12-22 15:11:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2021-12-22 15:11:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2021-12-22 15:11:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:11:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:11:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2021-12-22 15:11:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2021-12-22 15:11:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2021-12-22 15:11:25,824 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2021-12-22 15:11:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2021-12-22 15:11:25,825 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2021-12-22 15:11:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:11:25,825 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:11:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2021-12-22 15:11:25,827 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2021-12-22 15:11:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-22 15:11:25,827 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-22 15:11:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:11:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:11:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 15:11:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 15:11:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2021-12-22 15:11:25,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2021-12-22 15:11:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-12-22 15:11:25,829 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-12-22 15:11:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:11:25,829 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:11:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2021-12-22 15:11:25,830 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2021-12-22 15:11:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2021-12-22 15:11:25,830 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2021-12-22 15:11:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2021-12-22 15:11:25,830 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2021-12-22 15:11:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2021-12-22 15:11:25,831 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2021-12-22 15:11:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2021-12-22 15:11:25,831 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2021-12-22 15:11:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-22 15:11:25,831 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-22 15:11:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:11:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2021-12-22 15:11:25,832 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2021-12-22 15:11:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-22 15:11:25,832 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-22 15:11:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 15:11:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2021-12-22 15:11:25,833 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2021-12-22 15:11:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2021-12-22 15:11:25,833 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2021-12-22 15:11:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2021-12-22 15:11:25,834 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2021-12-22 15:11:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2021-12-22 15:11:25,834 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2021-12-22 15:11:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-22 15:11:25,835 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-22 15:11:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2021-12-22 15:11:25,835 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2021-12-22 15:11:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:11:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2021-12-22 15:11:25,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2021-12-22 15:11:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-22 15:11:25,836 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-22 15:11:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:11:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:11:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-22 15:11:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-22 15:11:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:11:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:11:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2021-12-22 15:11:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2021-12-22 15:11:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-12-22 15:11:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2021-12-22 15:11:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2021-12-22 15:11:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:11:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2021-12-22 15:11:25,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~int [2021-12-22 15:11:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-22 15:11:25,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-22 15:11:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:11:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2021-12-22 15:11:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2021-12-22 15:11:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-22 15:11:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-22 15:11:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-12-22 15:11:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-12-22 15:11:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2021-12-22 15:11:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2021-12-22 15:11:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-22 15:11:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-22 15:11:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2021-12-22 15:11:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2021-12-22 15:11:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-22 15:11:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-22 15:11:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:11:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:11:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-22 15:11:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-22 15:11:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2021-12-22 15:11:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2021-12-22 15:11:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2021-12-22 15:11:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2021-12-22 15:11:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:11:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:11:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:11:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:11:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-22 15:11:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-22 15:11:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2021-12-22 15:11:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2021-12-22 15:11:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:11:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2021-12-22 15:11:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2021-12-22 15:11:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2021-12-22 15:11:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2021-12-22 15:11:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2021-12-22 15:11:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2021-12-22 15:11:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:11:25,854 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:11:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:11:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:11:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 15:11:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-22 15:11:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2021-12-22 15:11:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2021-12-22 15:11:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:11:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-12-22 15:11:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-12-22 15:11:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-22 15:11:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-22 15:11:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:11:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:11:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:11:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:11:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:11:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-22 15:11:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-22 15:11:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:11:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:11:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2021-12-22 15:11:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2021-12-22 15:11:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2021-12-22 15:11:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2021-12-22 15:11:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 15:11:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 15:11:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-22 15:11:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-22 15:11:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2021-12-22 15:11:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2021-12-22 15:11:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:11:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2021-12-22 15:11:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2021-12-22 15:11:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:11:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:11:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-22 15:11:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-22 15:11:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:11:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:11:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2021-12-22 15:11:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2021-12-22 15:11:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:11:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:11:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2021-12-22 15:11:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2021-12-22 15:11:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-22 15:11:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-22 15:11:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2021-12-22 15:11:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2021-12-22 15:11:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:11:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 15:11:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 15:11:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2021-12-22 15:11:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2021-12-22 15:11:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:11:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:11:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2021-12-22 15:11:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2021-12-22 15:11:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-22 15:11:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-22 15:11:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:11:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2021-12-22 15:11:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2021-12-22 15:11:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2021-12-22 15:11:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2021-12-22 15:11:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:11:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:11:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:11:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 15:11:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 15:11:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2021-12-22 15:11:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2021-12-22 15:11:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-22 15:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-22 15:11:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-22 15:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-22 15:11:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:11:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2021-12-22 15:11:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2021-12-22 15:11:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2021-12-22 15:11:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2021-12-22 15:11:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2021-12-22 15:11:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2021-12-22 15:11:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2021-12-22 15:11:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2021-12-22 15:11:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2021-12-22 15:11:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2021-12-22 15:11:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2021-12-22 15:11:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2021-12-22 15:11:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2021-12-22 15:11:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2021-12-22 15:11:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2021-12-22 15:11:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2021-12-22 15:11:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2021-12-22 15:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2021-12-22 15:11:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2021-12-22 15:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2021-12-22 15:11:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2021-12-22 15:11:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2021-12-22 15:11:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2021-12-22 15:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2021-12-22 15:11:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2021-12-22 15:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2021-12-22 15:11:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2021-12-22 15:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2021-12-22 15:11:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-22 15:11:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-22 15:11:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-22 15:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-22 15:11:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2021-12-22 15:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2021-12-22 15:11:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-22 15:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-22 15:11:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2021-12-22 15:11:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2021-12-22 15:11:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2021-12-22 15:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2021-12-22 15:11:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2021-12-22 15:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2021-12-22 15:11:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:11:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2021-12-22 15:11:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2021-12-22 15:11:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2021-12-22 15:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2021-12-22 15:11:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-22 15:11:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:11:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2021-12-22 15:11:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2021-12-22 15:11:26,882 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:11:26,886 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:11:27,237 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:11:39,004 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:11:39,036 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:11:39,037 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-12-22 15:11:39,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:11:39 BoogieIcfgContainer [2021-12-22 15:11:39,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:11:39,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:11:39,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:11:39,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:11:39,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:11:21" (1/3) ... [2021-12-22 15:11:39,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa8fac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:11:39, skipping insertion in model container [2021-12-22 15:11:39,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:11:24" (2/3) ... [2021-12-22 15:11:39,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa8fac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:11:39, skipping insertion in model container [2021-12-22 15:11:39,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:11:39" (3/3) ... [2021-12-22 15:11:39,052 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 [2021-12-22 15:11:39,057 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:11:39,057 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:11:39,125 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:11:39,135 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 15:11:39,135 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:11:39,218 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) [2021-12-22 15:11:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-22 15:11:39,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:11:39,242 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] [2021-12-22 15:11:39,243 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:11:39,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:11:39,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1090600094, now seen corresponding path program 1 times [2021-12-22 15:11:39,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:11:39,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84007502] [2021-12-22 15:11:39,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:11:39,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:11:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:11:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:11:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:39,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:11:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:11:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 15:11:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 15:11:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-22 15:11:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-22 15:11:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-22 15:11:40,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:11:40,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84007502] [2021-12-22 15:11:40,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84007502] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:11:40,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:11:40,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:11:40,211 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034320059] [2021-12-22 15:11:40,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:11:40,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:11:40,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:11:40,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:11:40,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:11:40,255 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) [2021-12-22 15:11:42,312 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 15:11:52,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:11:52,217 INFO L93 Difference]: Finished difference Result 7373 states and 11202 transitions. [2021-12-22 15:11:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-22 15:11:52,220 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 [2021-12-22 15:11:52,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:11:52,286 INFO L225 Difference]: With dead ends: 7373 [2021-12-22 15:11:52,286 INFO L226 Difference]: Without dead ends: 3913 [2021-12-22 15:11:52,320 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 [2021-12-22 15:11:52,326 INFO L933 BasicCegarLoop]: 4150 mSDtfsCounter, 3563 mSDsluCounter, 2463 mSDsCounter, 0 mSdLazyCounter, 3872 mSolverCounterSat, 2775 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3584 SdHoareTripleChecker+Valid, 6613 SdHoareTripleChecker+Invalid, 6648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2775 IncrementalHoareTripleChecker+Valid, 3872 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2021-12-22 15:11:52,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3584 Valid, 6613 Invalid, 6648 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2775 Valid, 3872 Invalid, 1 Unknown, 0 Unchecked, 11.3s Time] [2021-12-22 15:11:52,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3913 states. [2021-12-22 15:11:52,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3913 to 3375. [2021-12-22 15:11:52,606 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) [2021-12-22 15:11:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 3375 states and 4989 transitions. [2021-12-22 15:11:52,645 INFO L78 Accepts]: Start accepts. Automaton has 3375 states and 4989 transitions. Word has length 126 [2021-12-22 15:11:52,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:11:52,646 INFO L470 AbstractCegarLoop]: Abstraction has 3375 states and 4989 transitions. [2021-12-22 15:11:52,646 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) [2021-12-22 15:11:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3375 states and 4989 transitions. [2021-12-22 15:11:52,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-12-22 15:11:52,652 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:11:52,652 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] [2021-12-22 15:11:52,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:11:52,653 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:11:52,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:11:52,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1978075498, now seen corresponding path program 1 times [2021-12-22 15:11:52,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:11:52,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525978767] [2021-12-22 15:11:52,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:11:52,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:11:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:11:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:52,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:52,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:52,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 15:11:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 15:11:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-22 15:11:53,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:11:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 15:11:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 15:11:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:11:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-12-22 15:11:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-22 15:11:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:11:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-22 15:11:53,129 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:11:53,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525978767] [2021-12-22 15:11:53,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525978767] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:11:53,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:11:53,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 15:11:53,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615501723] [2021-12-22 15:11:53,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:11:53,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 15:11:53,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:11:53,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 15:11:53,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-22 15:11:53,132 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) [2021-12-22 15:11:55,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 15:11:57,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []