/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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 16:39:10,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 16:39:10,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 16:39:10,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 16:39:10,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 16:39:10,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 16:39:10,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 16:39:10,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 16:39:10,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 16:39:10,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 16:39:10,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 16:39:10,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 16:39:10,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 16:39:10,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 16:39:10,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 16:39:10,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 16:39:10,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 16:39:10,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 16:39:10,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 16:39:10,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 16:39:10,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 16:39:10,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 16:39:10,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 16:39:10,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 16:39:10,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 16:39:10,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 16:39:10,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 16:39:10,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 16:39:10,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 16:39:10,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 16:39:10,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 16:39:10,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 16:39:10,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 16:39:10,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 16:39:10,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 16:39:10,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 16:39:10,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 16:39:10,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 16:39:10,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 16:39:10,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 16:39:10,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 16:39:10,811 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 16:39:10,865 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 16:39:10,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 16:39:10,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 16:39:10,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 16:39:10,870 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 16:39:10,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 16:39:10,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 16:39:10,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 16:39:10,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 16:39:10,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 16:39:10,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 16:39:10,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 16:39:10,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 16:39:10,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 16:39:10,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 16:39:10,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 16:39:10,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 16:39:10,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 16:39:10,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 16:39:10,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 16:39:10,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 16:39:10,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 16:39:10,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 16:39:10,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 16:39:10,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 16:39:10,876 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 16:39:11,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 16:39:11,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 16:39:11,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 16:39:11,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 16:39:11,387 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 16:39:11,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i [2020-12-22 16:39:11,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb1fe283/8631f21ed0f7495e936305d481bfcc10/FLAG306757720 [2020-12-22 16:39:13,004 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 16:39:13,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i [2020-12-22 16:39:13,093 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb1fe283/8631f21ed0f7495e936305d481bfcc10/FLAG306757720 [2020-12-22 16:39:13,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eb1fe283/8631f21ed0f7495e936305d481bfcc10 [2020-12-22 16:39:13,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 16:39:13,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 16:39:13,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 16:39:13,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 16:39:13,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 16:39:13,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:39:13" (1/1) ... [2020-12-22 16:39:13,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f35d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:39:13, skipping insertion in model container [2020-12-22 16:39:13,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:39:13" (1/1) ... [2020-12-22 16:39:13,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 16:39:13,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 16:39:21,073 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620437,620450] [2020-12-22 16:39:21,117 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620606,620619] [2020-12-22 16:39:21,117 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620773,620786] [2020-12-22 16:39:21,118 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620941,620954] [2020-12-22 16:39:21,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:39:21,216 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 16:39:22,024 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620437,620450] [2020-12-22 16:39:22,025 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620606,620619] [2020-12-22 16:39:22,025 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620773,620786] [2020-12-22 16:39:22,027 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_linux-kernel-locking-spinlock_drivers-net-wireless-airo.cil.i[620941,620954] [2020-12-22 16:39:22,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:39:24,167 INFO L208 MainTranslator]: Completed translation [2020-12-22 16:39:24,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:39:24 WrapperNode [2020-12-22 16:39:24,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 16:39:24,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 16:39:24,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 16:39:24,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 16:39:24,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:39:24" (1/1) ... [2020-12-22 16:39:24,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:39:24" (1/1) ...