./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.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-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.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 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:43:34,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:43:34,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:43:34,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:43:34,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:43:34,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:43:34,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:43:34,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:43:34,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:43:34,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:43:34,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:43:34,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:43:34,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:43:34,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:43:34,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:43:34,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:43:34,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:43:34,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:43:34,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:43:34,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:43:34,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:43:34,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:43:34,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:43:34,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:43:34,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:43:34,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:43:34,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:43:34,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:43:34,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:43:34,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:43:34,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:43:34,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:43:34,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:43:34,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:43:34,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:43:34,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:43:34,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:43:34,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:43:34,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:43:34,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:43:34,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:43:34,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:43:34,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:43:34,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:43:34,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:43:34,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:43:34,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:43:34,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:43:34,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:43:34,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:43:34,958 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:43:34,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:43:34,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:43:34,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:43:34,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:43:34,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:43:34,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:43:34,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:34,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:43:34,961 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:43:34,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:43:34,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:43:34,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:43:34,962 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-14 17:43:35,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:43:35,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:43:35,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:43:35,207 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:43:35,207 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:43:35,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i [2021-12-14 17:43:35,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad5ea517/9e5db8a5801c4aa5a12f1f16c7b67415/FLAG2e0faeb69 [2021-12-14 17:43:35,982 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:43:35,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i [2021-12-14 17:43:36,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad5ea517/9e5db8a5801c4aa5a12f1f16c7b67415/FLAG2e0faeb69 [2021-12-14 17:43:36,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad5ea517/9e5db8a5801c4aa5a12f1f16c7b67415 [2021-12-14 17:43:36,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:43:36,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:43:36,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:36,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:43:36,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:43:36,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:36" (1/1) ... [2021-12-14 17:43:36,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6ff077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:36, skipping insertion in model container [2021-12-14 17:43:36,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:43:36" (1/1) ... [2021-12-14 17:43:36,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:43:36,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:43:37,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i[172824,172837] [2021-12-14 17:43:38,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:38,122 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:43:38,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i[172824,172837] [2021-12-14 17:43:38,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:43:38,483 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:43:38,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38 WrapperNode [2021-12-14 17:43:38,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:43:38,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:38,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:43:38,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:43:38,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,705 INFO L137 Inliner]: procedures = 310, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4697 [2021-12-14 17:43:38,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:43:38,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:43:38,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:43:38,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:43:38,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:43:38,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:43:38,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:43:38,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:43:38,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (1/1) ... [2021-12-14 17:43:38,909 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:38,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:43:38,943 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 17:43:38,954 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 17:43:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:43:38,972 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:43:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-14 17:43:38,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-14 17:43:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:43:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:43:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:43:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:43:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-14 17:43:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-14 17:43:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:43:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:43:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-14 17:43:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-14 17:43:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:43:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:43:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:43:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:43:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-14 17:43:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-14 17:43:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 17:43:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-14 17:43:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-14 17:43:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:43:38,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:43:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:43:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:43:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-14 17:43:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-14 17:43:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:43:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:43:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:43:38,975 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:43:38,975 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:43:38,976 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:43:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:43:38,976 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:43:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:43:38,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:43:38,976 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-14 17:43:38,976 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-14 17:43:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:43:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:43:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-14 17:43:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-14 17:43:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:43:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-14 17:43:38,977 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-14 17:43:38,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-14 17:43:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-14 17:43:38,978 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:43:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:43:38,978 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-14 17:43:38,978 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-14 17:43:38,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:43:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:43:38,979 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:43:38,979 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:43:38,980 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:43:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:43:38,980 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:43:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:43:38,980 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:43:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:43:38,980 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-14 17:43:38,981 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-14 17:43:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:43:38,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:43:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 17:43:38,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 17:43:38,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-14 17:43:38,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-14 17:43:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:43:38,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:43:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:43:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:43:38,982 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:43:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:43:38,982 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 17:43:38,982 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 17:43:38,983 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:43:38,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:43:38,983 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:43:38,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:43:38,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:43:38,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:43:38,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:43:38,983 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:43:38,984 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:43:38,984 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:43:38,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:43:38,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:43:38,984 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-14 17:43:38,984 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-14 17:43:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-14 17:43:38,985 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-14 17:43:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-14 17:43:38,985 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-14 17:43:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:43:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:43:38,986 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:43:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:43:38,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:43:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:43:38,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:43:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-14 17:43:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-14 17:43:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:43:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:43:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:43:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:43:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:43:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:43:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:43:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:43:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:43:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-14 17:43:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-14 17:43:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:43:38,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:43:38,990 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-14 17:43:38,990 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-14 17:43:38,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:43:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 17:43:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 17:43:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 17:43:38,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 17:43:38,992 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-14 17:43:38,996 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 17:43:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-14 17:43:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 17:43:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:43:38,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:43:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:43:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-14 17:43:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-14 17:43:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-14 17:43:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-14 17:43:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-14 17:43:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-14 17:43:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-14 17:43:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-14 17:43:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 17:43:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 17:43:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-14 17:43:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-14 17:43:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:43:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:43:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-14 17:43:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 17:43:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:43:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-14 17:43:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-14 17:43:39,000 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-14 17:43:39,000 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-14 17:43:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-14 17:43:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:43:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:43:39,001 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:43:39,001 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:43:39,616 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:43:39,619 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:43:39,814 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:43:42,020 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:43:42,031 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:43:42,031 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 17:43:42,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:43:42 BoogieIcfgContainer [2021-12-14 17:43:42,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:43:42,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:43:42,035 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:43:42,037 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:43:42,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:43:36" (1/3) ... [2021-12-14 17:43:42,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495e1fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:43:42, skipping insertion in model container [2021-12-14 17:43:42,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:43:38" (2/3) ... [2021-12-14 17:43:42,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@495e1fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:43:42, skipping insertion in model container [2021-12-14 17:43:42,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:43:42" (3/3) ... [2021-12-14 17:43:42,039 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i [2021-12-14 17:43:42,042 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:43:42,042 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:43:42,074 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:43:42,078 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 17:43:42,078 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:43:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand has 1610 states, 1116 states have (on average 1.3387096774193548) internal successors, (1494), 1143 states have internal predecessors, (1494), 415 states have call successors, (415), 78 states have call predecessors, (415), 77 states have return successors, (408), 405 states have call predecessors, (408), 408 states have call successors, (408) [2021-12-14 17:43:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-12-14 17:43:42,114 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:42,114 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:42,114 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:42,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:42,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1671104070, now seen corresponding path program 1 times [2021-12-14 17:43:42,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:42,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759211037] [2021-12-14 17:43:42,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:42,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:43:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:43:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:43:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:43:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:43:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:43:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:43:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:43:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:42,663 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-14 17:43:42,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:42,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759211037] [2021-12-14 17:43:42,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759211037] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:42,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:42,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:43:42,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365994056] [2021-12-14 17:43:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:42,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:43:42,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:42,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:43:42,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:43:42,705 INFO L87 Difference]: Start difference. First operand has 1610 states, 1116 states have (on average 1.3387096774193548) internal successors, (1494), 1143 states have internal predecessors, (1494), 415 states have call successors, (415), 78 states have call predecessors, (415), 77 states have return successors, (408), 405 states have call predecessors, (408), 408 states have call successors, (408) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:47,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:47,086 INFO L93 Difference]: Finished difference Result 4953 states and 7222 transitions. [2021-12-14 17:43:47,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:43:47,088 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 80 [2021-12-14 17:43:47,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:47,129 INFO L225 Difference]: With dead ends: 4953 [2021-12-14 17:43:47,130 INFO L226 Difference]: Without dead ends: 3268 [2021-12-14 17:43:47,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:43:47,142 INFO L933 BasicCegarLoop]: 2513 mSDtfsCounter, 2878 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 1195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3264 SdHoareTripleChecker+Valid, 5062 SdHoareTripleChecker+Invalid, 2898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:47,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3264 Valid, 5062 Invalid, 2898 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1195 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-12-14 17:43:47,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2021-12-14 17:43:47,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3090. [2021-12-14 17:43:47,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3090 states, 2136 states have (on average 1.3150749063670413) internal successors, (2809), 2172 states have internal predecessors, (2809), 801 states have call successors, (801), 153 states have call predecessors, (801), 152 states have return successors, (800), 794 states have call predecessors, (800), 800 states have call successors, (800) [2021-12-14 17:43:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 3090 states and 4410 transitions. [2021-12-14 17:43:47,340 INFO L78 Accepts]: Start accepts. Automaton has 3090 states and 4410 transitions. Word has length 80 [2021-12-14 17:43:47,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:47,341 INFO L470 AbstractCegarLoop]: Abstraction has 3090 states and 4410 transitions. [2021-12-14 17:43:47,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 4410 transitions. [2021-12-14 17:43:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-14 17:43:47,345 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:47,345 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:47,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:43:47,345 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:47,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:47,346 INFO L85 PathProgramCache]: Analyzing trace with hash 568154741, now seen corresponding path program 1 times [2021-12-14 17:43:47,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:47,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687028665] [2021-12-14 17:43:47,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:47,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:43:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:43:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:43:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:43:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:43:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:43:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:43:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:43:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-14 17:43:47,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:47,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687028665] [2021-12-14 17:43:47,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687028665] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:47,609 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:47,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 17:43:47,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074586101] [2021-12-14 17:43:47,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:47,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 17:43:47,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:47,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 17:43:47,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:43:47,611 INFO L87 Difference]: Start difference. First operand 3090 states and 4410 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:52,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:52,374 INFO L93 Difference]: Finished difference Result 9571 states and 13732 transitions. [2021-12-14 17:43:52,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 17:43:52,375 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 85 [2021-12-14 17:43:52,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:52,410 INFO L225 Difference]: With dead ends: 9571 [2021-12-14 17:43:52,410 INFO L226 Difference]: Without dead ends: 6502 [2021-12-14 17:43:52,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-14 17:43:52,426 INFO L933 BasicCegarLoop]: 2453 mSDtfsCounter, 2816 mSDsluCounter, 6489 mSDsCounter, 0 mSdLazyCounter, 3118 mSolverCounterSat, 1167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 4285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1167 IncrementalHoareTripleChecker+Valid, 3118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:52,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3216 Valid, 8942 Invalid, 4285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1167 Valid, 3118 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-14 17:43:52,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2021-12-14 17:43:52,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6218. [2021-12-14 17:43:52,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 4302 states have (on average 1.3147373314737332) internal successors, (5656), 4376 states have internal predecessors, (5656), 1605 states have call successors, (1605), 305 states have call predecessors, (1605), 310 states have return successors, (1624), 1596 states have call predecessors, (1624), 1604 states have call successors, (1624) [2021-12-14 17:43:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 8885 transitions. [2021-12-14 17:43:52,690 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 8885 transitions. Word has length 85 [2021-12-14 17:43:52,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:52,692 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 8885 transitions. [2021-12-14 17:43:52,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2021-12-14 17:43:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 8885 transitions. [2021-12-14 17:43:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-12-14 17:43:52,715 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:52,715 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 11, 11, 11, 10, 10, 10, 7, 7, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:52,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:43:52,716 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:52,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:52,716 INFO L85 PathProgramCache]: Analyzing trace with hash -341573449, now seen corresponding path program 1 times [2021-12-14 17:43:52,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:52,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882948320] [2021-12-14 17:43:52,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:52,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:43:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:43:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:43:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:43:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:43:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:43:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:52,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:43:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:53,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:43:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:53,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 17:43:53,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:43:53,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882948320] [2021-12-14 17:43:53,099 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2021-12-14 17:43:53,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [579812455] [2021-12-14 17:43:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:53,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:43:53,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:43:53,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 17:43:53,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 17:43:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:54,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 4190 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 17:43:54,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 17:43:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2021-12-14 17:43:54,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-14 17:43:54,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [579812455] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:43:54,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:43:54,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:43:54,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490680089] [2021-12-14 17:43:54,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:43:54,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:43:54,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:43:54,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:43:54,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:43:54,793 INFO L87 Difference]: Start difference. First operand 6218 states and 8885 transitions. Second operand has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-14 17:43:55,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:43:55,197 INFO L93 Difference]: Finished difference Result 17502 states and 25013 transitions. [2021-12-14 17:43:55,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:43:55,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 467 [2021-12-14 17:43:55,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:43:55,262 INFO L225 Difference]: With dead ends: 17502 [2021-12-14 17:43:55,262 INFO L226 Difference]: Without dead ends: 11310 [2021-12-14 17:43:55,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 17:43:55,299 INFO L933 BasicCegarLoop]: 2552 mSDtfsCounter, 1840 mSDsluCounter, 2096 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 4648 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:43:55,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 4648 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:43:55,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11310 states. [2021-12-14 17:43:55,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11310 to 11250. [2021-12-14 17:43:55,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11250 states, 7834 states have (on average 1.315419964258361) internal successors, (10305), 7998 states have internal predecessors, (10305), 2827 states have call successors, (2827), 577 states have call predecessors, (2827), 588 states have return successors, (2870), 2790 states have call predecessors, (2870), 2826 states have call successors, (2870) [2021-12-14 17:43:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11250 states to 11250 states and 16002 transitions. [2021-12-14 17:43:55,767 INFO L78 Accepts]: Start accepts. Automaton has 11250 states and 16002 transitions. Word has length 467 [2021-12-14 17:43:55,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:43:55,769 INFO L470 AbstractCegarLoop]: Abstraction has 11250 states and 16002 transitions. [2021-12-14 17:43:55,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.666666666666664) internal successors, (188), 3 states have internal predecessors, (188), 2 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-14 17:43:55,770 INFO L276 IsEmpty]: Start isEmpty. Operand 11250 states and 16002 transitions. [2021-12-14 17:43:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-14 17:43:55,793 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:43:55,793 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 11, 11, 11, 10, 10, 10, 7, 7, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:55,817 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-14 17:43:56,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 17:43:56,017 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:43:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:43:56,017 INFO L85 PathProgramCache]: Analyzing trace with hash 609671314, now seen corresponding path program 1 times [2021-12-14 17:43:56,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:43:56,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533929412] [2021-12-14 17:43:56,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:43:56,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:43:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:43:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-14 17:43:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 17:43:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:43:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:43:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-14 17:43:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-14 17:43:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:43:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 17:43:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-14 17:43:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-14 17:43:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-14 17:43:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-14 17:43:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-14 17:43:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-14 17:43:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-14 17:43:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-14 17:43:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-14 17:43:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 17:43:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 17:43:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-14 17:43:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 17:43:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-14 17:43:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-14 17:43:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-14 17:43:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-14 17:43:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-14 17:43:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-14 17:43:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-14 17:43:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-14 17:43:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-14 17:43:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-14 17:43:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 17:43:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 17:43:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 17:43:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 17:43:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-14 17:43:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-14 17:43:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-14 17:43:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-14 17:43:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-14 17:43:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-14 17:43:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-14 17:43:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-14 17:43:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-14 17:43:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-14 17:43:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-14 17:43:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-14 17:43:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:43:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-14 17:43:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-14 17:43:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-12-14 17:43:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-14 17:43:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-14 17:43:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-14 17:43:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:43:56,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-14 17:43:56,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 17:43:56,748 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Auxiliary term must not be contained in any collection at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:134) at java.base/java.util.HashMap.hash(HashMap.java:339) at java.base/java.util.HashMap.containsKey(HashMap.java:591) at java.base/java.util.HashSet.contains(HashSet.java:204) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.ContainsQuantifier$QuantifierFinder.walk(ContainsQuantifier.java:67) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.ContainsQuantifier.containsQuantifier(ContainsQuantifier.java:124) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckStatisticsGenerator.reportSequenceOfInterpolants(TraceCheckStatisticsGenerator.java:107) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-14 17:43:56,752 INFO L158 Benchmark]: Toolchain (without parser) took 20461.71ms. Allocated memory was 104.9MB in the beginning and 683.7MB in the end (delta: 578.8MB). Free memory was 60.2MB in the beginning and 526.3MB in the end (delta: -466.1MB). Peak memory consumption was 112.7MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,752 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:43:56,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2193.61ms. Allocated memory was 104.9MB in the beginning and 178.3MB in the end (delta: 73.4MB). Free memory was 59.9MB in the beginning and 105.7MB in the end (delta: -45.8MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 220.05ms. Allocated memory is still 178.3MB. Free memory was 105.7MB in the beginning and 79.4MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,753 INFO L158 Benchmark]: Boogie Preprocessor took 195.45ms. Allocated memory is still 178.3MB. Free memory was 79.4MB in the beginning and 84.1MB in the end (delta: -4.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,754 INFO L158 Benchmark]: RCFGBuilder took 3131.01ms. Allocated memory was 178.3MB in the beginning and 266.3MB in the end (delta: 88.1MB). Free memory was 84.1MB in the beginning and 147.3MB in the end (delta: -63.1MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,754 INFO L158 Benchmark]: TraceAbstraction took 14716.70ms. Allocated memory was 266.3MB in the beginning and 683.7MB in the end (delta: 417.3MB). Free memory was 146.2MB in the beginning and 526.3MB in the end (delta: -380.1MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2021-12-14 17:43:56,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 41.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2193.61ms. Allocated memory was 104.9MB in the beginning and 178.3MB in the end (delta: 73.4MB). Free memory was 59.9MB in the beginning and 105.7MB in the end (delta: -45.8MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 220.05ms. Allocated memory is still 178.3MB. Free memory was 105.7MB in the beginning and 79.4MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.45ms. Allocated memory is still 178.3MB. Free memory was 79.4MB in the beginning and 84.1MB in the end (delta: -4.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3131.01ms. Allocated memory was 178.3MB in the beginning and 266.3MB in the end (delta: 88.1MB). Free memory was 84.1MB in the beginning and 147.3MB in the end (delta: -63.1MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. * TraceAbstraction took 14716.70ms. Allocated memory was 266.3MB in the beginning and 683.7MB in the end (delta: 417.3MB). Free memory was 146.2MB in the beginning and 526.3MB in the end (delta: -380.1MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Auxiliary term must not be contained in any collection de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Auxiliary term must not be contained in any collection: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.SmtFreePredicateFactory$AuxiliaryTerm.hashCode(SmtFreePredicateFactory.java:134) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-14 17:43:56,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:43:58,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:43:58,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:43:58,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:43:58,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:43:58,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:43:58,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:43:58,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:43:58,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:43:58,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:43:58,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:43:58,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:43:58,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:43:58,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:43:58,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:43:58,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:43:58,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:43:58,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:43:58,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:43:58,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:43:58,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:43:58,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:43:58,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:43:58,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:43:58,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:43:58,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:43:58,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:43:58,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:43:58,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:43:58,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:43:58,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:43:58,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:43:58,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:43:58,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:43:58,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:43:58,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:43:58,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:43:58,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:43:58,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:43:58,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:43:58,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:43:58,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-14 17:43:58,759 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:43:58,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:43:58,760 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:43:58,760 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:43:58,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:43:58,761 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:43:58,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:43:58,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:43:58,763 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:43:58,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:43:58,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:43:58,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:43:58,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:43:58,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:43:58,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:43:58,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:43:58,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:43:58,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:43:58,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:43:58,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:43:58,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:43:58,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:43:58,771 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 17:43:58,771 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 17:43:58,772 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:43:58,772 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:43:58,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:43:58,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:43:58,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 17:43:58,773 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-14 17:43:59,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:43:59,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:43:59,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:43:59,153 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:43:59,154 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:43:59,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i [2021-12-14 17:43:59,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92f86f4a8/13fffc971e5e488c994269c11534c52d/FLAG566f1182c [2021-12-14 17:44:00,009 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:44:00,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i [2021-12-14 17:44:00,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92f86f4a8/13fffc971e5e488c994269c11534c52d/FLAG566f1182c [2021-12-14 17:44:00,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92f86f4a8/13fffc971e5e488c994269c11534c52d [2021-12-14 17:44:00,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:44:00,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:44:00,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:00,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:44:00,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:44:00,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:00" (1/1) ... [2021-12-14 17:44:00,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b20e4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:00, skipping insertion in model container [2021-12-14 17:44:00,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:44:00" (1/1) ... [2021-12-14 17:44:00,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:44:00,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:44:01,668 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i[172824,172837] [2021-12-14 17:44:02,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:02,529 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-14 17:44:02,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:44:02,720 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i[172824,172837] [2021-12-14 17:44:02,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:02,965 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:44:03,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--smsc--smsc9420.ko-entry_point.cil.out.i[172824,172837] [2021-12-14 17:44:03,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:44:03,324 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:44:03,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03 WrapperNode [2021-12-14 17:44:03,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:44:03,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:03,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:44:03,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:44:03,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,479 INFO L137 Inliner]: procedures = 324, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4537 [2021-12-14 17:44:03,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:44:03,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:44:03,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:44:03,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:44:03,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:44:03,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:44:03,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:44:03,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:44:03,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:44:03" (1/1) ... [2021-12-14 17:44:03,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:44:03,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:44:03,698 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 17:44:03,704 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 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-14 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:44:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-14 17:44:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-14 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-14 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-14 17:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:44:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:44:03,726 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-14 17:44:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-14 17:44:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-14 17:44:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:44:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-14 17:44:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-14 17:44:03,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-14 17:44:03,728 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 17:44:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 17:44:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-14 17:44:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-14 17:44:03,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:44:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-14 17:44:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-14 17:44:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-14 17:44:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-14 17:44:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 17:44:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 17:44:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-14 17:44:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-14 17:44:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:44:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 17:44:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 17:44:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 17:44:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 17:44:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 17:44:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 17:44:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 17:44:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:44:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:44:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-14 17:44:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-14 17:44:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-14 17:44:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-14 17:44:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 17:44:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 17:44:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-14 17:44:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 17:44:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:44:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 17:44:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 17:44:04,443 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:44:04,445 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:44:04,926 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;