/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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 17:27:59,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 17:27:59,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 17:27:59,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 17:27:59,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 17:27:59,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 17:27:59,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 17:27:59,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 17:27:59,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 17:27:59,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 17:27:59,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 17:27:59,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 17:27:59,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 17:27:59,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 17:27:59,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 17:27:59,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 17:27:59,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 17:27:59,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 17:27:59,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 17:27:59,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 17:27:59,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 17:27:59,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 17:27:59,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 17:27:59,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 17:27:59,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 17:27:59,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 17:27:59,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 17:27:59,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 17:27:59,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 17:27:59,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 17:27:59,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 17:27:59,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 17:27:59,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 17:27:59,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 17:27:59,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 17:27:59,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 17:27:59,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 17:27:59,301 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 17:27:59,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 17:27:59,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 17:27:59,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 17:27:59,306 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 17:27:59,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 17:27:59,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 17:27:59,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 17:27:59,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 17:27:59,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 17:27:59,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 17:27:59,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 17:27:59,309 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 17:27:59,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 17:27:59,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 17:27:59,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 17:27:59,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 17:27:59,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 17:27:59,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 17:27:59,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 17:27:59,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 17:27:59,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 17:27:59,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 17:27:59,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 17:27:59,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 17:27:59,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 17:27:59,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 17:27:59,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 17:27:59,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 17:27:59,736 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 17:27:59,736 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 17:27:59,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i [2020-12-22 17:27:59,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b9811f4/72664b8dcdc84cc98b13b1bc092b041a/FLAGc56c6cd54 [2020-12-22 17:28:01,609 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 17:28:01,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i [2020-12-22 17:28:01,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b9811f4/72664b8dcdc84cc98b13b1bc092b041a/FLAGc56c6cd54 [2020-12-22 17:28:01,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b9811f4/72664b8dcdc84cc98b13b1bc092b041a [2020-12-22 17:28:01,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 17:28:01,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 17:28:01,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:01,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 17:28:01,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 17:28:01,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:01" (1/1) ... [2020-12-22 17:28:01,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1273ec6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:01, skipping insertion in model container [2020-12-22 17:28:01,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 05:28:01" (1/1) ... [2020-12-22 17:28:01,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 17:28:02,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 17:28:13,295 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805581,805594] [2020-12-22 17:28:13,298 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805747,805760] [2020-12-22 17:28:13,299 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805911,805924] [2020-12-22 17:28:13,299 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[806076,806089] [2020-12-22 17:28:13,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:28:13,466 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 17:28:14,456 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805581,805594] [2020-12-22 17:28:14,458 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805747,805760] [2020-12-22 17:28:14,458 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[805911,805924] [2020-12-22 17:28:14,459 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-mutex_drivers-net-ethernet-emulex-benet-be2net.cil.i[806076,806089] [2020-12-22 17:28:14,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 17:28:17,503 INFO L208 MainTranslator]: Completed translation [2020-12-22 17:28:17,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17 WrapperNode [2020-12-22 17:28:17,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 17:28:17,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 17:28:17,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 17:28:17,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 17:28:17,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:28:17,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:28:59,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 17:28:59,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 17:28:59,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 17:28:59,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 17:28:59,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:28:59,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:29:16,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:29:16,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ... [2020-12-22 17:29:51,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 05:28:17" (1/1) ...