/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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 16:52:39,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 16:52:39,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 16:52:39,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 16:52:39,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 16:52:39,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 16:52:39,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 16:52:39,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 16:52:39,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 16:52:39,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 16:52:39,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 16:52:39,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 16:52:39,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 16:52:39,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 16:52:39,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 16:52:39,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 16:52:39,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 16:52:39,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 16:52:39,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 16:52:39,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 16:52:39,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 16:52:39,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 16:52:39,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 16:52:39,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 16:52:39,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 16:52:39,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 16:52:39,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 16:52:39,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 16:52:39,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 16:52:39,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 16:52:39,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 16:52:39,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 16:52:39,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 16:52:39,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 16:52:39,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 16:52:39,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 16:52:39,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 16:52:39,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 16:52:39,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 16:52:39,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 16:52:39,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 16:52:39,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 16:52:39,328 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 16:52:39,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 16:52:39,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 16:52:39,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 16:52:39,330 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 16:52:39,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 16:52:39,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 16:52:39,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 16:52:39,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 16:52:39,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 16:52:39,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 16:52:39,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 16:52:39,332 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 16:52:39,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 16:52:39,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 16:52:39,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 16:52:39,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 16:52:39,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 16:52:39,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 16:52:39,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 16:52:39,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 16:52:39,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 16:52:39,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 16:52:39,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 16:52:39,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 16:52:39,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 16:52:39,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 16:52:39,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 16:52:39,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 16:52:39,870 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 16:52:39,870 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 16:52:39,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i [2020-12-22 16:52:39,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f248bd30a/c74a78094ff241ebab1d7326273872e7/FLAG9f973f21b [2020-12-22 16:52:42,122 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 16:52:42,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i [2020-12-22 16:52:42,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f248bd30a/c74a78094ff241ebab1d7326273872e7/FLAG9f973f21b [2020-12-22 16:52:42,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f248bd30a/c74a78094ff241ebab1d7326273872e7 [2020-12-22 16:52:42,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 16:52:42,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 16:52:42,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 16:52:42,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 16:52:42,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 16:52:42,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:52:42" (1/1) ... [2020-12-22 16:52:42,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa3eaa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:52:42, skipping insertion in model container [2020-12-22 16:52:42,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:52:42" (1/1) ... [2020-12-22 16:52:42,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 16:52:43,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 16:53:35,044 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i[2234730,2234743] [2020-12-22 16:53:35,055 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i[2234875,2234888] [2020-12-22 16:53:35,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:53:35,425 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 16:53:38,407 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i[2234730,2234743] [2020-12-22 16:53:38,408 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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i[2234875,2234888] [2020-12-22 16:53:38,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 16:54:05,063 INFO L208 MainTranslator]: Completed translation [2020-12-22 16:54:05,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:54:05 WrapperNode [2020-12-22 16:54:05,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 16:54:05,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 16:54:05,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 16:54:05,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 16:54:05,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:54:05" (1/1) ... [2020-12-22 16:54:05,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:54:05" (1/1) ...