/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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 17:28:49,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 17:28:49,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 17:28:49,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 17:28:49,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 17:28:49,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 17:28:49,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 17:28:49,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 17:28:49,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 17:28:49,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 17:28:49,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 17:28:49,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 17:28:49,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 17:28:49,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 17:28:49,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 17:28:49,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 17:28:49,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 17:28:49,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 17:28:49,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 17:28:49,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 17:28:49,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 17:28:49,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 17:28:49,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 17:28:49,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 17:28:49,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 17:28:49,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 17:28:49,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 17:28:49,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 17:28:49,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 17:28:49,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 17:28:49,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 17:28:49,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 17:28:49,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 17:28:49,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 17:28:49,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 17:28:49,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 17:28:49,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 17:28:49,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 17:28:49,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 17:28:49,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 17:28:49,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 17:28:49,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 17:28:49,276 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 17:28:49,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 17:28:49,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 17:28:49,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 17:28:49,283 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 17:28:49,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 17:28:49,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 17:28:49,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 17:28:49,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 17:28:49,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 17:28:49,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 17:28:49,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 17:28:49,286 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 17:28:49,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 17:28:49,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 17:28:49,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 17:28:49,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 17:28:49,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 17:28:49,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 17:28:49,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 17:28:49,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 17:28:49,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 17:28:49,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 17:28:49,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 17:28:49,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 17:28:49,289 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 17:28:49,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 17:28:49,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 17:28:49,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 17:28:49,764 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 17:28:49,765 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 17:28:49,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2020-12-22 17:28:49,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42d51db91/d6b578e65279443b8b888f9ed4204102/FLAG71e71ed44 [2020-12-22 17:28:51,517 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 17:28:51,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2020-12-22 17:28:51,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42d51db91/d6b578e65279443b8b888f9ed4204102/FLAG71e71ed44 [2020-12-22 17:28:51,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42d51db91/d6b578e65279443b8b888f9ed4204102 [2020-12-22 17:28:51,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 17:28:51,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 17:28:51,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:51,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 17:28:51,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 17:28:51,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:51" (1/1) ... [2020-12-22 17:28:51,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781f27a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:51, skipping insertion in model container [2020-12-22 17:28:51,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:51" (1/1) ... [2020-12-22 17:28:51,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 17:28:52,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 17:29:04,366 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945328,945341] [2020-12-22 17:29:04,370 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945497,945510] [2020-12-22 17:29:04,372 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945664,945677] [2020-12-22 17:29:04,373 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945832,945845] [2020-12-22 17:29:04,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:29:04,506 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 17:29:05,841 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945328,945341] [2020-12-22 17:29:05,842 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945497,945510] [2020-12-22 17:29:05,843 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945664,945677] [2020-12-22 17:29:05,844 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-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[945832,945845] [2020-12-22 17:29:05,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:29:09,217 INFO L208 MainTranslator]: Completed translation [2020-12-22 17:29:09,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:29:09 WrapperNode [2020-12-22 17:29:09,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 17:29:09,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 17:29:09,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 17:29:09,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 17:29:09,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:29:09" (1/1) ... [2020-12-22 17:29:09,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:29:09" (1/1) ...