./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.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 b6f81d693d30a47f4e1cd23d2c0c69de4042f3fa479aa2427a7794efee50a630 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 16:40:08,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 16:40:08,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 16:40:08,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 16:40:08,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 16:40:08,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 16:40:08,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 16:40:08,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 16:40:08,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 16:40:08,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 16:40:08,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 16:40:08,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 16:40:08,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 16:40:08,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 16:40:08,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 16:40:08,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 16:40:08,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 16:40:08,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 16:40:08,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 16:40:08,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 16:40:08,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 16:40:08,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 16:40:08,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 16:40:08,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 16:40:08,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 16:40:08,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 16:40:08,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 16:40:08,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 16:40:08,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 16:40:08,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 16:40:08,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 16:40:08,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 16:40:08,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 16:40:08,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 16:40:08,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 16:40:08,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 16:40:08,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 16:40:08,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 16:40:08,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 16:40:08,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 16:40:08,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 16:40:08,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 16:40:08,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 16:40:08,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 16:40:08,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 16:40:08,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 16:40:08,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 16:40:08,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 16:40:08,497 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 16:40:08,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 16:40:08,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 16:40:08,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 16:40:08,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 16:40:08,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 16:40:08,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 16:40:08,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 16:40:08,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 16:40:08,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 16:40:08,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 16:40:08,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 16:40:08,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 16:40:08,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 16:40:08,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 16:40:08,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 16:40:08,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 16:40:08,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 16:40:08,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 16:40:08,502 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 16:40:08,502 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 16:40:08,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 16:40:08,502 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 16:40:08,502 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6f81d693d30a47f4e1cd23d2c0c69de4042f3fa479aa2427a7794efee50a630 [2021-11-06 16:40:08,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 16:40:08,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 16:40:08,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 16:40:08,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 16:40:08,727 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 16:40:08,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.ko-entry_point.cil.out.i [2021-11-06 16:40:08,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5481f7/3bdef279cfbd478f8e957a141e39c70b/FLAGd84c7bb40 [2021-11-06 16:40:10,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 16:40:10,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.ko-entry_point.cil.out.i [2021-11-06 16:40:10,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5481f7/3bdef279cfbd478f8e957a141e39c70b/FLAGd84c7bb40 [2021-11-06 16:40:10,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f5481f7/3bdef279cfbd478f8e957a141e39c70b [2021-11-06 16:40:10,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 16:40:10,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 16:40:10,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 16:40:10,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 16:40:10,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 16:40:10,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:40:10" (1/1) ... [2021-11-06 16:40:10,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40db4ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:40:10, skipping insertion in model container [2021-11-06 16:40:10,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 04:40:10" (1/1) ... [2021-11-06 16:40:10,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 16:40:11,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 16:40:36,561 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.ko-entry_point.cil.out.i[1514299,1514312] [2021-11-06 16:40:37,499 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-06 16:40:37,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 16:40:37,665 INFO L203 MainTranslator]: Completed pre-run [2021-11-06 16:40:39,774 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40e--i40e.ko-entry_point.cil.out.i[1514299,1514312] [2021-11-06 16:40:39,788 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-06 16:40:39,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 16:40:40,730 INFO L208 MainTranslator]: Completed translation [2021-11-06 16:40:40,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:40:40 WrapperNode [2021-11-06 16:40:40,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 16:40:40,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-06 16:40:40,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-06 16:40:40,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-06 16:40:40,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:40:40" (1/1) ... [2021-11-06 16:40:41,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 04:40:40" (1/1) ...