/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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 15:49:29,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 15:49:29,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 15:49:29,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 15:49:29,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 15:49:29,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 15:49:29,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 15:49:29,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 15:49:29,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 15:49:29,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 15:49:29,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 15:49:29,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 15:49:29,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 15:49:29,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 15:49:29,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 15:49:29,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 15:49:29,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 15:49:29,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 15:49:29,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 15:49:29,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 15:49:29,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 15:49:29,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 15:49:29,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 15:49:29,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 15:49:29,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 15:49:30,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 15:49:30,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 15:49:30,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 15:49:30,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 15:49:30,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 15:49:30,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 15:49:30,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 15:49:30,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 15:49:30,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 15:49:30,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 15:49:30,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 15:49:30,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 15:49:30,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 15:49:30,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 15:49:30,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 15:49:30,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 15:49:30,069 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 15:49:30,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 15:49:30,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 15:49:30,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 15:49:30,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 15:49:30,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 15:49:30,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 15:49:30,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 15:49:30,070 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 15:49:30,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 15:49:30,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 15:49:30,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 15:49:30,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 15:49:30,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 15:49:30,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 15:49:30,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 15:49:30,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 15:49:30,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 15:49:30,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 15:49:30,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 15:49:30,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 15:49:30,073 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 15:49:30,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 15:49:30,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 15:49:30,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 15:49:30,514 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 15:49:30,515 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 15:49:30,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2020-12-22 15:49:30,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795a420c3/aad3272e02a945088b4b7c01f92881a3/FLAGa7641d7c2 [2020-12-22 15:49:32,155 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 15:49:32,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i [2020-12-22 15:49:32,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795a420c3/aad3272e02a945088b4b7c01f92881a3/FLAGa7641d7c2 [2020-12-22 15:49:32,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/795a420c3/aad3272e02a945088b4b7c01f92881a3 [2020-12-22 15:49:32,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 15:49:32,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 15:49:32,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 15:49:32,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 15:49:32,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 15:49:32,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:49:32" (1/1) ... [2020-12-22 15:49:32,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@615ebe09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:32, skipping insertion in model container [2020-12-22 15:49:32,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:49:32" (1/1) ... [2020-12-22 15:49:32,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 15:49:33,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 15:49:41,261 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2020-12-22 15:49:41,269 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2020-12-22 15:49:41,272 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2020-12-22 15:49:41,273 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2020-12-22 15:49:41,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 15:49:41,407 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 15:49:42,329 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622636,622649] [2020-12-22 15:49:42,330 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622802,622815] [2020-12-22 15:49:42,331 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[622966,622979] [2020-12-22 15:49:42,331 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-airo.cil.i[623131,623144] [2020-12-22 15:49:42,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 15:49:44,108 INFO L208 MainTranslator]: Completed translation [2020-12-22 15:49:44,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:44 WrapperNode [2020-12-22 15:49:44,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 15:49:44,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 15:49:44,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 15:49:44,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 15:49:44,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:44" (1/1) ... [2020-12-22 15:49:44,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:49:44" (1/1) ...