/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--airo.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 14:05:14,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 14:05:14,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 14:05:14,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 14:05:14,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 14:05:14,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 14:05:14,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 14:05:14,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 14:05:14,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 14:05:14,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 14:05:14,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 14:05:14,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 14:05:14,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 14:05:14,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 14:05:14,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 14:05:14,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 14:05:14,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 14:05:14,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 14:05:14,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 14:05:14,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 14:05:14,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 14:05:14,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 14:05:14,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 14:05:14,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 14:05:14,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 14:05:14,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 14:05:14,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 14:05:14,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 14:05:14,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 14:05:14,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 14:05:14,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 14:05:14,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 14:05:14,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 14:05:14,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 14:05:14,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 14:05:14,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 14:05:14,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 14:05:14,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 14:05:14,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 14:05:14,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 14:05:14,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 14:05:14,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 14:05:14,524 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 14:05:14,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 14:05:14,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 14:05:14,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 14:05:14,527 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 14:05:14,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 14:05:14,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 14:05:14,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 14:05:14,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 14:05:14,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 14:05:14,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 14:05:14,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 14:05:14,529 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 14:05:14,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 14:05:14,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 14:05:14,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 14:05:14,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 14:05:14,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 14:05:14,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 14:05:14,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 14:05:14,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 14:05:14,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 14:05:14,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 14:05:14,531 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 14:05:14,532 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 14:05:14,532 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 14:05:14,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 14:05:14,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 14:05:14,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 14:05:14,924 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 14:05:14,928 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 14:05:14,929 INFO L432 ainManager$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-08_1a-drivers--net--wireless--airo.ko-entry_point.cil.out.i [2020-12-22 14:05:15,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52030650c/496e12c6d8944c5c95a8e33b5c572037/FLAG25c6ae31d [2020-12-22 14:05:16,225 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 14:05:16,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--airo.ko-entry_point.cil.out.i [2020-12-22 14:05:16,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52030650c/496e12c6d8944c5c95a8e33b5c572037/FLAG25c6ae31d [2020-12-22 14:05:16,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52030650c/496e12c6d8944c5c95a8e33b5c572037 [2020-12-22 14:05:16,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 14:05:16,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 14:05:16,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 14:05:16,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 14:05:16,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 14:05:16,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:05:16" (1/1) ... [2020-12-22 14:05:16,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6631f8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:05:16, skipping insertion in model container [2020-12-22 14:05:16,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:05:16" (1/1) ... [2020-12-22 14:05:16,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 14:05:16,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 14:05:21,699 WARN L226 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-08_1a-drivers--net--wireless--airo.ko-entry_point.cil.out.i[520072,520085] [2020-12-22 14:05:21,792 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-12-22 14:05:21,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:05:21,881 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 14:05:22,735 WARN L226 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-08_1a-drivers--net--wireless--airo.ko-entry_point.cil.out.i[520072,520085] [2020-12-22 14:05:22,746 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-12-22 14:05:22,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 14:05:23,897 INFO L208 MainTranslator]: Completed translation [2020-12-22 14:05:23,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:05:23 WrapperNode [2020-12-22 14:05:23,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 14:05:23,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 14:05:23,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 14:05:23,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 14:05:23,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:05:23" (1/1) ... [2020-12-22 14:05:24,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:05:23" (1/1) ...