./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_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-dev-ae00767 [2021-12-28 03:55:57,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:55:57,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:55:57,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:55:57,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:55:57,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:55:57,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:55:57,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:55:57,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:55:57,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:55:57,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:55:57,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:55:57,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:55:57,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:55:57,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:55:57,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:55:57,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:55:57,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:55:57,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:55:57,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:55:57,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:55:57,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:55:57,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:55:57,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:55:57,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:55:57,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:55:57,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:55:57,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:55:57,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:55:57,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:55:57,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:55:57,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:55:57,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:55:57,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:55:57,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:55:57,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:55:57,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:55:57,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:55:57,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:55:57,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:55:57,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:55:57,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:55:57,883 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:55:57,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:55:57,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:55:57,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:55:57,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:55:57,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:55:57,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:55:57,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:55:57,888 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:55:57,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:55:57,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:55:57,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:55:57,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:55:57,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:55:57,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:55:57,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:55:57,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:55:57,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:55:57,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:55:57,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:55:57,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:55:57,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:55:57,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:55:57,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:55:57,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:55:57,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:55:57,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:55:57,893 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:55:57,893 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:55:57,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:55:57,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-28 03:55:58,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:55:58,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:55:58,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:55:58,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:55:58,266 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:55:58,268 INFO L432 ainManager$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 [2021-12-28 03:55:58,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00b861663/acd09cfd72f848f1912cca4b8ec3c96f/FLAG9ce4f607a [2021-12-28 03:55:59,128 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:55:59,129 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 [2021-12-28 03:55:59,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00b861663/acd09cfd72f848f1912cca4b8ec3c96f/FLAG9ce4f607a [2021-12-28 03:55:59,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00b861663/acd09cfd72f848f1912cca4b8ec3c96f [2021-12-28 03:55:59,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:55:59,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:55:59,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:55:59,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:55:59,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:55:59,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:55:59" (1/1) ... [2021-12-28 03:55:59,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767e8bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:55:59, skipping insertion in model container [2021-12-28 03:55:59,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:55:59" (1/1) ... [2021-12-28 03:55:59,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:55:59,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:56:00,448 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] [2021-12-28 03:56:01,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:01,365 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:56:01,517 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] [2021-12-28 03:56:01,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:01,902 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:56:01,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01 WrapperNode [2021-12-28 03:56:01,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:01,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:01,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:56:01,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:56:01,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,162 INFO L137 Inliner]: procedures = 310, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4697 [2021-12-28 03:56:02,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:02,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:56:02,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:56:02,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:56:02,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:56:02,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:56:02,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:56:02,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:56:02,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (1/1) ... [2021-12-28 03:56:02,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:02,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:56:02,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:56:02,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:56:02,443 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 03:56:02,444 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 03:56:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-28 03:56:02,444 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-28 03:56:02,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:56:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:56:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 03:56:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 03:56:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-28 03:56:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-28 03:56:02,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:56:02,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:56:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-28 03:56:02,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-28 03:56:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 03:56:02,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 03:56:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:56:02,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:56:02,446 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-28 03:56:02,447 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-28 03:56:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 03:56:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-28 03:56:02,447 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-28 03:56:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-28 03:56:02,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-28 03:56:02,447 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 03:56:02,448 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 03:56:02,448 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-28 03:56:02,448 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-28 03:56:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:56:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:56:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 03:56:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 03:56:02,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 03:56:02,449 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 03:56:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 03:56:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 03:56:02,450 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:56:02,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:56:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-28 03:56:02,451 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-28 03:56:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 03:56:02,451 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 03:56:02,451 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-28 03:56:02,451 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-28 03:56:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:56:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-28 03:56:02,452 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-28 03:56:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-28 03:56:02,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-28 03:56:02,452 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 03:56:02,453 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 03:56:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-28 03:56:02,453 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-28 03:56:02,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:56:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 03:56:02,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 03:56:02,454 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 03:56:02,455 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 03:56:02,455 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 03:56:02,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 03:56:02,455 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 03:56:02,456 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 03:56:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-28 03:56:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-28 03:56:02,456 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-28 03:56:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 03:56:02,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 03:56:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 03:56:02,457 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 03:56:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-28 03:56:02,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-28 03:56:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 03:56:02,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 03:56:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:56:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 03:56:02,458 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 03:56:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:56:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-28 03:56:02,458 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-28 03:56:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 03:56:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 03:56:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 03:56:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 03:56:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 03:56:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:56:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:56:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 03:56:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 03:56:02,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-28 03:56:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-28 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-28 03:56:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-28 03:56:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-28 03:56:02,462 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-28 03:56:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:56:02,462 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 03:56:02,462 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 03:56:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 03:56:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 03:56:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 03:56:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 03:56:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-28 03:56:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-28 03:56:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 03:56:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 03:56:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:56:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:56:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 03:56:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 03:56:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:56:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 03:56:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 03:56:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-28 03:56:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-28 03:56:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:56:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:56:02,468 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-28 03:56:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-28 03:56:02,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:56:02,469 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 03:56:02,469 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 03:56:02,470 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 03:56:02,470 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 03:56:02,471 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-28 03:56:02,471 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-28 03:56:02,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:56:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 03:56:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 03:56:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-28 03:56:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-28 03:56:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-28 03:56:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-28 03:56:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:56:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:56:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:56:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 03:56:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 03:56:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 03:56:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 03:56:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 03:56:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-28 03:56:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-28 03:56:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-28 03:56:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-28 03:56:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-28 03:56:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-28 03:56:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-28 03:56:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-28 03:56:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-28 03:56:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-28 03:56:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 03:56:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 03:56:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:56:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:56:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-28 03:56:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-28 03:56:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-28 03:56:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-28 03:56:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 03:56:02,480 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 03:56:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:56:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-28 03:56:02,480 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-28 03:56:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 03:56:02,480 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 03:56:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-28 03:56:02,480 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-28 03:56:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:56:02,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:56:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 03:56:02,481 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 03:56:03,214 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:56:03,219 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:56:03,437 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 03:56:06,332 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:56:06,348 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:56:06,348 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 03:56:06,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:56:06 BoogieIcfgContainer [2021-12-28 03:56:06,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:56:06,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:56:06,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:56:06,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:56:06,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:55:59" (1/3) ... [2021-12-28 03:56:06,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74944615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:56:06, skipping insertion in model container [2021-12-28 03:56:06,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:01" (2/3) ... [2021-12-28 03:56:06,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74944615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:56:06, skipping insertion in model container [2021-12-28 03:56:06,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:56:06" (3/3) ... [2021-12-28 03:56:06,359 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 [2021-12-28 03:56:06,364 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:56:06,364 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:56:06,410 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:56:06,416 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 03:56:06,417 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:56:06,474 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) [2021-12-28 03:56:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-12-28 03:56:06,485 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:56:06,486 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] [2021-12-28 03:56:06,487 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:56:06,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:56:06,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1671104070, now seen corresponding path program 1 times [2021-12-28 03:56:06,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:56:06,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519125806] [2021-12-28 03:56:06,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:56:06,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:56:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:56:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:56:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:56:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:56:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:56:07,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:56:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:56:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:56:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:56:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:56:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-28 03:56:07,237 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:56:07,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519125806] [2021-12-28 03:56:07,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519125806] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:56:07,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:56:07,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 03:56:07,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030110029] [2021-12-28 03:56:07,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:56:07,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 03:56:07,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:56:07,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 03:56:07,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 03:56:07,275 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) [2021-12-28 03:56:12,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:56:12,550 INFO L93 Difference]: Finished difference Result 4953 states and 7222 transitions. [2021-12-28 03:56:12,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 03:56:12,553 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 [2021-12-28 03:56:12,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:56:12,592 INFO L225 Difference]: With dead ends: 4953 [2021-12-28 03:56:12,593 INFO L226 Difference]: Without dead ends: 3268 [2021-12-28 03:56:12,609 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 [2021-12-28 03:56:12,612 INFO L933 BasicCegarLoop]: 2513 mSDtfsCounter, 2878 mSDsluCounter, 2159 mSDsCounter, 0 mSdLazyCounter, 2093 mSolverCounterSat, 1195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3264 SdHoareTripleChecker+Valid, 4672 SdHoareTripleChecker+Invalid, 3288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 2093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-28 03:56:12,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3264 Valid, 4672 Invalid, 3288 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1195 Valid, 2093 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-28 03:56:12,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2021-12-28 03:56:12,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3090. [2021-12-28 03:56:12,887 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) [2021-12-28 03:56:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 3090 states and 4410 transitions. [2021-12-28 03:56:12,918 INFO L78 Accepts]: Start accepts. Automaton has 3090 states and 4410 transitions. Word has length 80 [2021-12-28 03:56:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:56:12,919 INFO L470 AbstractCegarLoop]: Abstraction has 3090 states and 4410 transitions. [2021-12-28 03:56:12,919 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) [2021-12-28 03:56:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 4410 transitions. [2021-12-28 03:56:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-28 03:56:12,931 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:56:12,931 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] [2021-12-28 03:56:12,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:56:12,932 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:56:12,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:56:12,934 INFO L85 PathProgramCache]: Analyzing trace with hash 568154741, now seen corresponding path program 1 times [2021-12-28 03:56:12,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:56:12,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576074412] [2021-12-28 03:56:12,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:56:12,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:56:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:56:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:56:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:56:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:56:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:56:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:56:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:56:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:56:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:56:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:56:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-28 03:56:13,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:56:13,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576074412] [2021-12-28 03:56:13,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576074412] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:56:13,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:56:13,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 03:56:13,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695030533] [2021-12-28 03:56:13,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:56:13,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 03:56:13,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:56:13,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 03:56:13,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:56:13,304 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) [2021-12-28 03:56:19,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:56:19,370 INFO L93 Difference]: Finished difference Result 9571 states and 13732 transitions. [2021-12-28 03:56:19,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 03:56:19,371 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 [2021-12-28 03:56:19,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:56:19,412 INFO L225 Difference]: With dead ends: 9571 [2021-12-28 03:56:19,412 INFO L226 Difference]: Without dead ends: 6502 [2021-12-28 03:56:19,434 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 [2021-12-28 03:56:19,436 INFO L933 BasicCegarLoop]: 2453 mSDtfsCounter, 2816 mSDsluCounter, 4784 mSDsCounter, 0 mSdLazyCounter, 4823 mSolverCounterSat, 1167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 7237 SdHoareTripleChecker+Invalid, 5990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1167 IncrementalHoareTripleChecker+Valid, 4823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2021-12-28 03:56:19,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3216 Valid, 7237 Invalid, 5990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1167 Valid, 4823 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2021-12-28 03:56:19,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2021-12-28 03:56:19,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6218. [2021-12-28 03:56:19,730 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) [2021-12-28 03:56:19,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 8885 transitions. [2021-12-28 03:56:19,764 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 8885 transitions. Word has length 85 [2021-12-28 03:56:19,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:56:19,764 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 8885 transitions. [2021-12-28 03:56:19,765 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) [2021-12-28 03:56:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 8885 transitions. [2021-12-28 03:56:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-12-28 03:56:19,788 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:56:19,788 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] [2021-12-28 03:56:19,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 03:56:19,789 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:56:19,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:56:19,790 INFO L85 PathProgramCache]: Analyzing trace with hash -341573449, now seen corresponding path program 1 times [2021-12-28 03:56:19,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:56:19,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479025618] [2021-12-28 03:56:19,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:56:19,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:56:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:56:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:56:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:56:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:56:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:56:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:56:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:56:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:56:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:56:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:56:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:20,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 03:56:20,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:56:20,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479025618] [2021-12-28 03:56:20,230 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2021-12-28 03:56:20,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292888118] [2021-12-28 03:56:20,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:56:20,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 03:56:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:56:20,235 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) [2021-12-28 03:56:20,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-28 03:56:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:21,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 4190 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 03:56:21,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 03:56:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2021-12-28 03:56:21,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-28 03:56:21,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292888118] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:56:21,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:56:21,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-28 03:56:21,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867080717] [2021-12-28 03:56:21,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:56:21,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-28 03:56:21,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:56:21,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-28 03:56:21,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:56:21,940 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) [2021-12-28 03:56:22,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:56:22,322 INFO L93 Difference]: Finished difference Result 17502 states and 25013 transitions. [2021-12-28 03:56:22,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-28 03:56:22,323 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 [2021-12-28 03:56:22,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:56:22,392 INFO L225 Difference]: With dead ends: 17502 [2021-12-28 03:56:22,393 INFO L226 Difference]: Without dead ends: 11310 [2021-12-28 03:56:22,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 03:56:22,425 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 [2021-12-28 03:56:22,426 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] [2021-12-28 03:56:22,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11310 states. [2021-12-28 03:56:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11310 to 11250. [2021-12-28 03:56:22,932 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) [2021-12-28 03:56:22,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11250 states to 11250 states and 16002 transitions. [2021-12-28 03:56:22,983 INFO L78 Accepts]: Start accepts. Automaton has 11250 states and 16002 transitions. Word has length 467 [2021-12-28 03:56:22,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:56:22,984 INFO L470 AbstractCegarLoop]: Abstraction has 11250 states and 16002 transitions. [2021-12-28 03:56:22,985 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) [2021-12-28 03:56:22,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11250 states and 16002 transitions. [2021-12-28 03:56:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-28 03:56:23,017 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:56:23,017 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] [2021-12-28 03:56:23,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-28 03:56:23,235 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 [2021-12-28 03:56:23,236 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:56:23,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:56:23,236 INFO L85 PathProgramCache]: Analyzing trace with hash 609671314, now seen corresponding path program 1 times [2021-12-28 03:56:23,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:56:23,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263621523] [2021-12-28 03:56:23,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:56:23,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:56:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:56:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-28 03:56:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 03:56:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 03:56:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-28 03:56:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 03:56:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 03:56:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:56:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 03:56:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-28 03:56:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-28 03:56:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-28 03:56:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-28 03:56:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-28 03:56:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-28 03:56:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-28 03:56:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-28 03:56:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-28 03:56:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 03:56:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 03:56:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-28 03:56:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-28 03:56:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 03:56:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-28 03:56:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 03:56:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-28 03:56:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-28 03:56:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-28 03:56:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:23,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-28 03:56:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 03:56:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-28 03:56:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-28 03:56:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-28 03:56:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-28 03:56:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 03:56:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:23,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 03:56:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-28 03:56:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-28 03:56:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-28 03:56:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-28 03:56:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-28 03:56:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-28 03:56:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-28 03:56:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-28 03:56:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-28 03:56:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-28 03:56:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-28 03:56:24,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-28 03:56:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-28 03:56:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-28 03:56:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 03:56:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-28 03:56:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-28 03:56:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-12-28 03:56:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-28 03:56:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-28 03:56:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-28 03:56:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:56:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-28 03:56:24,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 03:56:24,167 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) [2021-12-28 03:56:24,172 INFO L158 Benchmark]: Toolchain (without parser) took 24839.61ms. Allocated memory was 56.6MB in the beginning and 568.3MB in the end (delta: 511.7MB). Free memory was 28.3MB in the beginning and 301.3MB in the end (delta: -273.0MB). Peak memory consumption was 237.4MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,174 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 46.1MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:56:24,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2569.25ms. Allocated memory was 56.6MB in the beginning and 163.6MB in the end (delta: 107.0MB). Free memory was 28.1MB in the beginning and 92.2MB in the end (delta: -64.1MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.01ms. Allocated memory is still 163.6MB. Free memory was 92.2MB in the beginning and 64.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,175 INFO L158 Benchmark]: Boogie Preprocessor took 208.82ms. Allocated memory is still 163.6MB. Free memory was 64.9MB in the beginning and 70.8MB in the end (delta: -6.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,176 INFO L158 Benchmark]: RCFGBuilder took 3978.20ms. Allocated memory was 163.6MB in the beginning and 295.7MB in the end (delta: 132.1MB). Free memory was 70.8MB in the beginning and 161.8MB in the end (delta: -91.0MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,176 INFO L158 Benchmark]: TraceAbstraction took 17818.23ms. Allocated memory was 295.7MB in the beginning and 568.3MB in the end (delta: 272.6MB). Free memory was 161.8MB in the beginning and 301.3MB in the end (delta: -139.4MB). Peak memory consumption was 132.1MB. Max. memory is 16.1GB. [2021-12-28 03:56:24,181 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 46.1MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2569.25ms. Allocated memory was 56.6MB in the beginning and 163.6MB in the end (delta: 107.0MB). Free memory was 28.1MB in the beginning and 92.2MB in the end (delta: -64.1MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.01ms. Allocated memory is still 163.6MB. Free memory was 92.2MB in the beginning and 64.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 208.82ms. Allocated memory is still 163.6MB. Free memory was 64.9MB in the beginning and 70.8MB in the end (delta: -6.0MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3978.20ms. Allocated memory was 163.6MB in the beginning and 295.7MB in the end (delta: 132.1MB). Free memory was 70.8MB in the beginning and 161.8MB in the end (delta: -91.0MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. * TraceAbstraction took 17818.23ms. Allocated memory was 295.7MB in the beginning and 568.3MB in the end (delta: 272.6MB). Free memory was 161.8MB in the beginning and 301.3MB in the end (delta: -139.4MB). Peak memory consumption was 132.1MB. 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. [2021-12-28 03:56:24,209 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-dev-ae00767 [2021-12-28 03:56:26,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:56:26,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:56:26,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:56:26,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:56:26,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:56:26,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:56:26,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:56:26,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:56:26,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:56:26,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:56:26,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:56:26,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:56:26,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:56:26,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:56:26,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:56:26,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:56:26,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:56:26,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:56:26,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:56:26,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:56:26,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:56:26,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:56:26,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:56:26,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:56:26,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:56:26,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:56:26,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:56:26,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:56:26,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:56:26,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:56:26,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:56:26,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:56:26,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:56:26,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:56:26,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:56:26,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:56:26,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:56:26,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:56:26,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:56:26,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:56:26,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-28 03:56:26,244 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:56:26,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:56:26,246 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:56:26,246 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:56:26,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:56:26,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:56:26,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:56:26,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:56:26,248 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:56:26,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 03:56:26,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 03:56:26,251 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 03:56:26,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:56:26,251 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:56:26,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:56:26,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:56:26,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:56:26,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:56:26,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:26,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:56:26,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:56:26,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:56:26,261 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 03:56:26,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 03:56:26,262 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:56:26,262 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:56:26,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:56:26,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 03:56:26,263 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-28 03:56:26,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:56:26,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:56:26,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:56:26,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:56:26,601 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:56:26,603 INFO L432 ainManager$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 [2021-12-28 03:56:26,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb16ae9fa/471e24dfed5b41fabf0eeed6e59756d0/FLAG2c0d75ee4 [2021-12-28 03:56:27,530 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:56:27,531 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 [2021-12-28 03:56:27,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb16ae9fa/471e24dfed5b41fabf0eeed6e59756d0/FLAG2c0d75ee4 [2021-12-28 03:56:28,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb16ae9fa/471e24dfed5b41fabf0eeed6e59756d0 [2021-12-28 03:56:28,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:56:28,025 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:56:28,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:28,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:56:28,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:56:28,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:28" (1/1) ... [2021-12-28 03:56:28,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34566b6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:28, skipping insertion in model container [2021-12-28 03:56:28,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:56:28" (1/1) ... [2021-12-28 03:56:28,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:56:28,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:56:29,109 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] [2021-12-28 03:56:30,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:30,134 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-28 03:56:30,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:56:30,295 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] [2021-12-28 03:56:30,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:30,486 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:56:30,620 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] [2021-12-28 03:56:30,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:56:31,028 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:56:31,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31 WrapperNode [2021-12-28 03:56:31,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:56:31,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:31,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:56:31,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:56:31,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,284 INFO L137 Inliner]: procedures = 324, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4537 [2021-12-28 03:56:31,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:56:31,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:56:31,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:56:31,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:56:31,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:56:31,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:56:31,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:56:31,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:56:31,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:56:31" (1/1) ... [2021-12-28 03:56:31,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:56:31,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:56:31,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 03:56:31,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 03:56:31,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-28 03:56:31,589 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 03:56:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 03:56:31,589 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-28 03:56:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 03:56:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 03:56:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 03:56:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-28 03:56:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-28 03:56:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 03:56:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 03:56:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-28 03:56:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-28 03:56:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 03:56:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 03:56:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:56:31,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-28 03:56:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:56:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-28 03:56:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 03:56:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-28 03:56:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-28 03:56:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-28 03:56:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 03:56:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-28 03:56:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-28 03:56:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-28 03:56:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 03:56:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 03:56:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 03:56:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 03:56:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-28 03:56:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-28 03:56:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 03:56:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 03:56:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-28 03:56:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-28 03:56:31,673 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-28 03:56:31,673 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 03:56:31,674 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 03:56:31,674 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 03:56:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-28 03:56:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 03:56:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-28 03:56:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 03:56:31,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 03:56:31,675 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-28 03:56:31,676 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-28 03:56:31,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-28 03:56:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 03:56:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 03:56:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 03:56:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 03:56:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 03:56:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 03:56:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-28 03:56:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-28 03:56:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-28 03:56:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-28 03:56:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 03:56:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 03:56:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-28 03:56:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-28 03:56:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-28 03:56:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 03:56:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 03:56:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-28 03:56:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-28 03:56:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:56:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:56:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 03:56:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 03:56:32,430 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:56:32,434 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:56:32,922 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;