./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 03:57:43,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:57:43,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:57:43,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:57:43,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:57:43,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:57:43,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:57:43,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:57:43,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:57:43,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:57:43,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:57:43,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:57:43,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:57:43,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:57:43,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:57:43,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:57:43,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:57:43,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:57:43,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:57:43,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:57:43,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:57:43,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:57:43,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:57:43,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:57:43,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:57:43,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:57:43,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:57:43,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:57:43,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:57:43,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:57:43,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:57:43,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:57:43,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:57:43,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:57:43,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:57:43,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:57:43,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:57:43,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:57:43,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:57:43,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:57:43,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:57:43,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 03:57:43,760 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:57:43,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:57:43,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:57:43,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:57:43,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:57:43,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:57:43,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:57:43,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:57:43,763 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:57:43,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:57:43,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 03:57:43,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:57:43,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:57:43,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:57:43,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:57:43,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:57:43,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:57:43,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:57:43,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:57:43,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:57:43,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 03:57:43,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 03:57:43,767 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:57:43,767 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:57:43,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:57:43,775 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:57:43,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-16 03:57:44,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:57:44,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:57:44,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:57:44,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:57:44,200 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:57:44,202 INFO L432 ainManager$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 [2021-12-16 03:57:44,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a266c42e/f7e6b9a4db154a129ad94efffce4bf24/FLAG8d48ade73 [2021-12-16 03:57:45,214 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:57:45,215 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 [2021-12-16 03:57:45,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a266c42e/f7e6b9a4db154a129ad94efffce4bf24/FLAG8d48ade73 [2021-12-16 03:57:45,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a266c42e/f7e6b9a4db154a129ad94efffce4bf24 [2021-12-16 03:57:45,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:57:45,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:57:45,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:57:45,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:57:45,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:57:45,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:57:45" (1/1) ... [2021-12-16 03:57:45,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102ae375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:45, skipping insertion in model container [2021-12-16 03:57:45,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:57:45" (1/1) ... [2021-12-16 03:57:45,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:57:45,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:57:46,731 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] [2021-12-16 03:57:47,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:57:47,554 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:57:47,667 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] [2021-12-16 03:57:47,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:57:47,977 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:57:47,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47 WrapperNode [2021-12-16 03:57:47,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:57:47,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:57:47,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:57:47,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:57:47,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,183 INFO L137 Inliner]: procedures = 310, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4697 [2021-12-16 03:57:48,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:57:48,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:57:48,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:57:48,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:57:48,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:57:48,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:57:48,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:57:48,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:57:48,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (1/1) ... [2021-12-16 03:57:48,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:57:48,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:57:48,413 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) [2021-12-16 03:57:48,430 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 [2021-12-16 03:57:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 03:57:48,445 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 03:57:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-16 03:57:48,445 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-16 03:57:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 03:57:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 03:57:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 03:57:48,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 03:57:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-16 03:57:48,446 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-16 03:57:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 03:57:48,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 03:57:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-16 03:57:48,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-16 03:57:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 03:57:48,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 03:57:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 03:57:48,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 03:57:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-16 03:57:48,447 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-16 03:57:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-16 03:57:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-16 03:57:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-16 03:57:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-16 03:57:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-16 03:57:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 03:57:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 03:57:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-16 03:57:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-16 03:57:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 03:57:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 03:57:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 03:57:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 03:57:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 03:57:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 03:57:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 03:57:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 03:57:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 03:57:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 03:57:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-16 03:57:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-16 03:57:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 03:57:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 03:57:48,451 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-16 03:57:48,451 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-16 03:57:48,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 03:57:48,451 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-16 03:57:48,451 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-16 03:57:48,451 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-16 03:57:48,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-16 03:57:48,451 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 03:57:48,452 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 03:57:48,452 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-16 03:57:48,452 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-16 03:57:48,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 03:57:48,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 03:57:48,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 03:57:48,452 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 03:57:48,453 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 03:57:48,453 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-16 03:57:48,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-16 03:57:48,453 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 03:57:48,453 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 03:57:48,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-16 03:57:48,453 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-16 03:57:48,454 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-16 03:57:48,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 03:57:48,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 03:57:48,454 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 03:57:48,454 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 03:57:48,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-16 03:57:48,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-16 03:57:48,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 03:57:48,455 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 03:57:48,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 03:57:48,455 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 03:57:48,455 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 03:57:48,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 03:57:48,455 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-16 03:57:48,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-16 03:57:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 03:57:48,456 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 03:57:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 03:57:48,456 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 03:57:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-16 03:57:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 03:57:48,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 03:57:48,456 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 03:57:48,457 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 03:57:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 03:57:48,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 03:57:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-16 03:57:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-16 03:57:48,457 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-16 03:57:48,457 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-16 03:57:48,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-16 03:57:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-16 03:57:48,458 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-16 03:57:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 03:57:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 03:57:48,458 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 03:57:48,458 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 03:57:48,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 03:57:48,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-16 03:57:48,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-16 03:57:48,459 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-16 03:57:48,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-16 03:57:48,459 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 03:57:48,459 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 03:57:48,459 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 03:57:48,459 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 03:57:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 03:57:48,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 03:57:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 03:57:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 03:57:48,460 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 03:57:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-16 03:57:48,460 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-16 03:57:48,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 03:57:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 03:57:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-16 03:57:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-16 03:57:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:57:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 03:57:48,461 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 03:57:48,461 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 03:57:48,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 03:57:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-16 03:57:48,462 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-16 03:57:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:57:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 03:57:48,462 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 03:57:48,462 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-16 03:57:48,462 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-16 03:57:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 03:57:48,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 03:57:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 03:57:48,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 03:57:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 03:57:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 03:57:48,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 03:57:48,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 03:57:48,464 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-16 03:57:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-16 03:57:48,464 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-16 03:57:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-16 03:57:48,464 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-16 03:57:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-16 03:57:48,464 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-16 03:57:48,464 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-16 03:57:48,465 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-16 03:57:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-16 03:57:48,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-16 03:57:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-16 03:57:48,465 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-16 03:57:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-16 03:57:48,465 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 03:57:48,465 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 03:57:48,466 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-16 03:57:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-16 03:57:48,466 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-16 03:57:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-16 03:57:48,466 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 03:57:48,466 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 03:57:48,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 03:57:48,466 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-16 03:57:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-16 03:57:48,467 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-16 03:57:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-16 03:57:48,467 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-16 03:57:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-16 03:57:48,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:57:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:57:48,467 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 03:57:48,467 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 03:57:49,035 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:57:49,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:57:49,237 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-16 03:57:51,829 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 03:57:51,841 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 03:57:51,841 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-16 03:57:51,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:57:51 BoogieIcfgContainer [2021-12-16 03:57:51,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 03:57:51,845 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 03:57:51,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 03:57:51,848 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 03:57:51,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:57:45" (1/3) ... [2021-12-16 03:57:51,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1abcab8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:57:51, skipping insertion in model container [2021-12-16 03:57:51,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:57:47" (2/3) ... [2021-12-16 03:57:51,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1abcab8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:57:51, skipping insertion in model container [2021-12-16 03:57:51,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:57:51" (3/3) ... [2021-12-16 03:57:51,850 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 [2021-12-16 03:57:51,853 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 03:57:51,854 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 03:57:51,931 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 03:57:51,935 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 [2021-12-16 03:57:51,935 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 03:57:51,967 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) [2021-12-16 03:57:51,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-12-16 03:57:51,975 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:57:51,976 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] [2021-12-16 03:57:51,976 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:57:51,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:57:51,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1671104070, now seen corresponding path program 1 times [2021-12-16 03:57:51,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:57:51,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101444086] [2021-12-16 03:57:51,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:57:51,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:57:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:57:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 03:57:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 03:57:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 03:57:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 03:57:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 03:57:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 03:57:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 03:57:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 03:57:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 03:57:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-16 03:57:52,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:57:52,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101444086] [2021-12-16 03:57:52,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101444086] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:57:52,575 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:57:52,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 03:57:52,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468845235] [2021-12-16 03:57:52,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:57:52,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 03:57:52,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:57:52,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 03:57:52,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 03:57:52,618 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) [2021-12-16 03:57:57,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:57:57,280 INFO L93 Difference]: Finished difference Result 4953 states and 7222 transitions. [2021-12-16 03:57:57,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 03:57:57,282 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 [2021-12-16 03:57:57,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:57:57,309 INFO L225 Difference]: With dead ends: 4953 [2021-12-16 03:57:57,310 INFO L226 Difference]: Without dead ends: 3268 [2021-12-16 03:57:57,319 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 [2021-12-16 03:57:57,321 INFO L933 BasicCegarLoop]: 2513 mSDtfsCounter, 2878 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 1195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3264 SdHoareTripleChecker+Valid, 5062 SdHoareTripleChecker+Invalid, 2898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-16 03:57:57,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3264 Valid, 5062 Invalid, 2898 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1195 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-16 03:57:57,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2021-12-16 03:57:57,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3090. [2021-12-16 03:57:57,552 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) [2021-12-16 03:57:57,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 3090 states and 4410 transitions. [2021-12-16 03:57:57,584 INFO L78 Accepts]: Start accepts. Automaton has 3090 states and 4410 transitions. Word has length 80 [2021-12-16 03:57:57,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:57:57,585 INFO L470 AbstractCegarLoop]: Abstraction has 3090 states and 4410 transitions. [2021-12-16 03:57:57,586 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) [2021-12-16 03:57:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 4410 transitions. [2021-12-16 03:57:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-16 03:57:57,595 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:57:57,595 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] [2021-12-16 03:57:57,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 03:57:57,596 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:57:57,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:57:57,596 INFO L85 PathProgramCache]: Analyzing trace with hash 568154741, now seen corresponding path program 1 times [2021-12-16 03:57:57,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:57:57,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879383854] [2021-12-16 03:57:57,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:57:57,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:57:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:57:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 03:57:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 03:57:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 03:57:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 03:57:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 03:57:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 03:57:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 03:57:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 03:57:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 03:57:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:57:57,925 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-16 03:57:57,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:57:57,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879383854] [2021-12-16 03:57:57,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879383854] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:57:57,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:57:57,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-16 03:57:57,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056269501] [2021-12-16 03:57:57,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:57:57,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-16 03:57:57,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:57:57,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-16 03:57:57,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-16 03:57:57,930 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) [2021-12-16 03:58:03,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:58:03,728 INFO L93 Difference]: Finished difference Result 9571 states and 13732 transitions. [2021-12-16 03:58:03,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-16 03:58:03,729 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 [2021-12-16 03:58:03,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:58:03,769 INFO L225 Difference]: With dead ends: 9571 [2021-12-16 03:58:03,770 INFO L226 Difference]: Without dead ends: 6502 [2021-12-16 03:58:03,788 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 [2021-12-16 03:58:03,789 INFO L933 BasicCegarLoop]: 2453 mSDtfsCounter, 2816 mSDsluCounter, 6489 mSDsCounter, 0 mSdLazyCounter, 3118 mSolverCounterSat, 1167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 4285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1167 IncrementalHoareTripleChecker+Valid, 3118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-12-16 03:58:03,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3216 Valid, 8942 Invalid, 4285 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1167 Valid, 3118 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2021-12-16 03:58:03,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6502 states. [2021-12-16 03:58:04,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6502 to 6218. [2021-12-16 03:58:04,078 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) [2021-12-16 03:58:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 8885 transitions. [2021-12-16 03:58:04,132 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 8885 transitions. Word has length 85 [2021-12-16 03:58:04,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:58:04,134 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 8885 transitions. [2021-12-16 03:58:04,134 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) [2021-12-16 03:58:04,135 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 8885 transitions. [2021-12-16 03:58:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-12-16 03:58:04,158 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:58:04,159 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] [2021-12-16 03:58:04,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 03:58:04,160 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:58:04,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:58:04,160 INFO L85 PathProgramCache]: Analyzing trace with hash -341573449, now seen corresponding path program 1 times [2021-12-16 03:58:04,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:58:04,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750668465] [2021-12-16 03:58:04,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:58:04,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:58:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:58:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 03:58:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 03:58:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 03:58:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 03:58:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 03:58:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 03:58:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 03:58:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 03:58:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 03:58:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:04,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-16 03:58:04,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:58:04,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750668465] [2021-12-16 03:58:04,468 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2021-12-16 03:58:04,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527995107] [2021-12-16 03:58:04,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:58:04,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 03:58:04,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:58:04,479 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) [2021-12-16 03:58:04,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 03:58:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:05,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 4190 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-16 03:58:05,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 03:58:06,118 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2021-12-16 03:58:06,119 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 03:58:06,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527995107] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:58:06,119 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:58:06,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 03:58:06,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635267661] [2021-12-16 03:58:06,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:58:06,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 03:58:06,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:58:06,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 03:58:06,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 03:58:06,121 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) [2021-12-16 03:58:06,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:58:06,435 INFO L93 Difference]: Finished difference Result 17502 states and 25013 transitions. [2021-12-16 03:58:06,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 03:58:06,435 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 [2021-12-16 03:58:06,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:58:06,590 INFO L225 Difference]: With dead ends: 17502 [2021-12-16 03:58:06,590 INFO L226 Difference]: Without dead ends: 11310 [2021-12-16 03:58:06,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-16 03:58:06,611 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 [2021-12-16 03:58:06,611 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] [2021-12-16 03:58:06,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11310 states. [2021-12-16 03:58:06,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11310 to 11250. [2021-12-16 03:58:06,964 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) [2021-12-16 03:58:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11250 states to 11250 states and 16002 transitions. [2021-12-16 03:58:07,014 INFO L78 Accepts]: Start accepts. Automaton has 11250 states and 16002 transitions. Word has length 467 [2021-12-16 03:58:07,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:58:07,015 INFO L470 AbstractCegarLoop]: Abstraction has 11250 states and 16002 transitions. [2021-12-16 03:58:07,015 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) [2021-12-16 03:58:07,015 INFO L276 IsEmpty]: Start isEmpty. Operand 11250 states and 16002 transitions. [2021-12-16 03:58:07,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-16 03:58:07,038 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:58:07,038 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] [2021-12-16 03:58:07,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 03:58:07,253 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 [2021-12-16 03:58:07,253 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:58:07,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:58:07,254 INFO L85 PathProgramCache]: Analyzing trace with hash 609671314, now seen corresponding path program 1 times [2021-12-16 03:58:07,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:58:07,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103128852] [2021-12-16 03:58:07,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:58:07,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:58:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:58:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-16 03:58:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-16 03:58:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-16 03:58:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-16 03:58:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-16 03:58:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-16 03:58:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 03:58:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-16 03:58:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-16 03:58:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-16 03:58:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-16 03:58:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-16 03:58:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-16 03:58:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-16 03:58:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-16 03:58:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-16 03:58:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-16 03:58:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 03:58:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-16 03:58:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-16 03:58:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-16 03:58:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-16 03:58:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-12-16 03:58:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-16 03:58:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-16 03:58:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-16 03:58:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-16 03:58:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-16 03:58:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 03:58:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-16 03:58:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-16 03:58:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-16 03:58:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-16 03:58:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-16 03:58:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-16 03:58:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-16 03:58:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-16 03:58:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-16 03:58:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:07,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-12-16 03:58:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-16 03:58:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-16 03:58:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-16 03:58:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-12-16 03:58:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-16 03:58:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-16 03:58:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-16 03:58:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-16 03:58:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-16 03:58:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-16 03:58:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-16 03:58:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-16 03:58:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-16 03:58:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-12-16 03:58:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-16 03:58:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-16 03:58:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-16 03:58:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:58:08,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-16 03:58:08,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-16 03:58:08,124 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) [2021-12-16 03:58:08,128 INFO L158 Benchmark]: Toolchain (without parser) took 22359.26ms. Allocated memory was 83.9MB in the beginning and 761.3MB in the end (delta: 677.4MB). Free memory was 56.8MB in the beginning and 526.4MB in the end (delta: -469.6MB). Peak memory consumption was 207.7MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,128 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 03:58:08,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2209.45ms. Allocated memory was 83.9MB in the beginning and 155.2MB in the end (delta: 71.3MB). Free memory was 56.5MB in the beginning and 67.9MB in the end (delta: -11.4MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 203.91ms. Allocated memory is still 155.2MB. Free memory was 67.9MB in the beginning and 75.4MB in the end (delta: -7.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,129 INFO L158 Benchmark]: Boogie Preprocessor took 198.18ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 75.4MB in the beginning and 126.0MB in the end (delta: -50.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,129 INFO L158 Benchmark]: RCFGBuilder took 3459.80ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 126.0MB in the beginning and 211.4MB in the end (delta: -85.4MB). Peak memory consumption was 124.5MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,129 INFO L158 Benchmark]: TraceAbstraction took 16282.76ms. Allocated memory was 415.2MB in the beginning and 761.3MB in the end (delta: 346.0MB). Free memory was 211.4MB in the beginning and 526.4MB in the end (delta: -315.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-12-16 03:58:08,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2209.45ms. Allocated memory was 83.9MB in the beginning and 155.2MB in the end (delta: 71.3MB). Free memory was 56.5MB in the beginning and 67.9MB in the end (delta: -11.4MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 203.91ms. Allocated memory is still 155.2MB. Free memory was 67.9MB in the beginning and 75.4MB in the end (delta: -7.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.18ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 75.4MB in the beginning and 126.0MB in the end (delta: -50.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3459.80ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 126.0MB in the beginning and 211.4MB in the end (delta: -85.4MB). Peak memory consumption was 124.5MB. Max. memory is 16.1GB. * TraceAbstraction took 16282.76ms. Allocated memory was 415.2MB in the beginning and 761.3MB in the end (delta: 346.0MB). Free memory was 211.4MB in the beginning and 526.4MB in the end (delta: -315.1MB). Peak memory consumption was 29.9MB. 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. [2021-12-16 03:58:08,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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-tmp.no-commuhash-c3fed41 [2021-12-16 03:58:10,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:58:10,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:58:10,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:58:10,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:58:10,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:58:10,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:58:10,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:58:10,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:58:10,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:58:10,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:58:10,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:58:10,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:58:10,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:58:10,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:58:10,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:58:10,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:58:10,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:58:10,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:58:10,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:58:10,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:58:10,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:58:10,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:58:10,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:58:10,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:58:10,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:58:10,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:58:10,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:58:10,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:58:10,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:58:10,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:58:10,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:58:10,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:58:10,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:58:10,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:58:10,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:58:10,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:58:10,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:58:10,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:58:10,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:58:10,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:58:10,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-16 03:58:10,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:58:10,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:58:10,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:58:10,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:58:10,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:58:10,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:58:10,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:58:10,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:58:10,578 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:58:10,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:58:10,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:58:10,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:58:10,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:58:10,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:58:10,580 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 03:58:10,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 03:58:10,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 03:58:10,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:58:10,581 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:58:10,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:58:10,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:58:10,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:58:10,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:58:10,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:58:10,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:58:10,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:58:10,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:58:10,583 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 03:58:10,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 03:58:10,583 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:58:10,584 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:58:10,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:58:10,584 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:58:10,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 03:58:10,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d71a6766df17a2d23a86b348a9251fef4bcae90cf6020641e74c486ac2b1eb [2021-12-16 03:58:10,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:58:10,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:58:10,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:58:10,931 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:58:10,931 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:58:10,933 INFO L432 ainManager$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 [2021-12-16 03:58:10,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40c2b4f3/172d9de66b334020aa2d471cee200f8a/FLAG7ce025871 [2021-12-16 03:58:11,795 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:58:11,796 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 [2021-12-16 03:58:11,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40c2b4f3/172d9de66b334020aa2d471cee200f8a/FLAG7ce025871 [2021-12-16 03:58:12,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40c2b4f3/172d9de66b334020aa2d471cee200f8a [2021-12-16 03:58:12,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:58:12,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:58:12,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:58:12,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:58:12,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:58:12,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:58:12" (1/1) ... [2021-12-16 03:58:12,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228332a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:12, skipping insertion in model container [2021-12-16 03:58:12,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:58:12" (1/1) ... [2021-12-16 03:58:12,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:58:12,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:58:13,092 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] [2021-12-16 03:58:14,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:58:14,264 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-16 03:58:14,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:58:14,425 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] [2021-12-16 03:58:14,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:58:14,645 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:58:14,752 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] [2021-12-16 03:58:14,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:58:15,208 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:58:15,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15 WrapperNode [2021-12-16 03:58:15,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:58:15,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:58:15,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:58:15,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:58:15,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:15,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:15,594 INFO L137 Inliner]: procedures = 324, calls = 1780, calls flagged for inlining = 174, calls inlined = 157, statements flattened = 4537 [2021-12-16 03:58:15,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:58:15,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:58:15,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:58:15,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:58:15,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:15,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:15,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:15,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:16,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:16,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:16,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:16,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:58:16,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:58:16,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:58:16,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:58:16,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:58:15" (1/1) ... [2021-12-16 03:58:16,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:58:16,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:58:16,229 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) [2021-12-16 03:58:16,261 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 [2021-12-16 03:58:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-16 03:58:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-16 03:58:16,286 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-16 03:58:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-16 03:58:16,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-16 03:58:16,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-16 03:58:16,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_dmac_soft_reset [2021-12-16 03:58:16,287 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_dmac_soft_reset [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-16 03:58:16,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-16 03:58:16,287 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-16 03:58:16,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-16 03:58:16,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 03:58:16,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 03:58:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_remove [2021-12-16 03:58:16,288 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_remove [2021-12-16 03:58:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-16 03:58:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_send_cmd [2021-12-16 03:58:16,288 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_send_cmd [2021-12-16 03:58:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-16 03:58:16,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-16 03:58:16,288 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_rx_ring [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_rx_ring [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-16 03:58:16,289 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-16 03:58:16,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-16 03:58:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-16 03:58:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_read [2021-12-16 03:58:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_read [2021-12-16 03:58:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-16 03:58:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-16 03:58:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_mac_address [2021-12-16 03:58:16,290 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_mac_address [2021-12-16 03:58:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 03:58:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_get_stats [2021-12-16 03:58:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_get_stats [2021-12-16 03:58:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-16 03:58:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-16 03:58:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-16 03:58:16,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-16 03:58:16,304 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-16 03:58:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-16 03:58:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-16 03:58:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-16 03:58:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-16 03:58:16,305 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-16 03:58:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_open [2021-12-16 03:58:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_open [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-16 03:58:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-16 03:58:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-12-16 03:58:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-16 03:58:16,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-16 03:58:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-16 03:58:16,307 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-16 03:58:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-16 03:58:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-16 03:58:16,308 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-16 03:58:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-16 03:58:16,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-16 03:58:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_eeprom_enable_access [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_eeprom_enable_access [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_reg_write [2021-12-16 03:58:16,309 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_reg_write [2021-12-16 03:58:16,309 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-16 03:58:16,310 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-16 03:58:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-16 03:58:16,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-16 03:58:16,310 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-16 03:58:16,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-16 03:58:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-12-16 03:58:16,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-12-16 03:58:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-16 03:58:16,313 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-16 03:58:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-16 03:58:16,314 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-16 03:58:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-16 03:58:16,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-16 03:58:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-16 03:58:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-16 03:58:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-16 03:58:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_set_multicast_list [2021-12-16 03:58:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_set_multicast_list [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-16 03:58:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-16 03:58:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_alloc_rx_buffer [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_alloc_rx_buffer [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_rx [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_rx [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-16 03:58:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-16 03:58:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_isr [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_isr [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_do_ioctl [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_do_ioctl [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_poll_controller [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_poll_controller [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_stop_tx [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_stop_tx [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-16 03:58:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-16 03:58:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-16 03:58:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_free_tx_ring [2021-12-16 03:58:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_free_tx_ring [2021-12-16 03:58:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-16 03:58:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-16 03:58:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure smsc9420_pci_flush_write [2021-12-16 03:58:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc9420_pci_flush_write [2021-12-16 03:58:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:58:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:58:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-16 03:58:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-16 03:58:17,134 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:58:17,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:58:17,922 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;