java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-23 02:56:03,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-23 02:56:03,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-23 02:56:03,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-23 02:56:03,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-23 02:56:03,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-23 02:56:03,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-23 02:56:03,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-23 02:56:03,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-23 02:56:03,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-23 02:56:03,294 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-23 02:56:03,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-23 02:56:03,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-23 02:56:03,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-23 02:56:03,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-23 02:56:03,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-23 02:56:03,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-23 02:56:03,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-23 02:56:03,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-23 02:56:03,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-23 02:56:03,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-23 02:56:03,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-23 02:56:03,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-23 02:56:03,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-23 02:56:03,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-23 02:56:03,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-23 02:56:03,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-23 02:56:03,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-23 02:56:03,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-23 02:56:03,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-23 02:56:03,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-23 02:56:03,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-23 02:56:03,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-23 02:56:03,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-23 02:56:03,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-23 02:56:03,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-23 02:56:03,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-23 02:56:03,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-23 02:56:03,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-23 02:56:03,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-23 02:56:03,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-23 02:56:03,370 INFO L138 SettingsManager]: * Use SBE=true [2019-08-23 02:56:03,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-23 02:56:03,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-23 02:56:03,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-23 02:56:03,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-23 02:56:03,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-23 02:56:03,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-23 02:56:03,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-23 02:56:03,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-23 02:56:03,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-23 02:56:03,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-23 02:56:03,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-23 02:56:03,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-23 02:56:03,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-23 02:56:03,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-23 02:56:03,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-23 02:56:03,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-23 02:56:03,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-23 02:56:03,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-23 02:56:03,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-23 02:56:03,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-23 02:56:03,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-23 02:56:03,376 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-23 02:56:03,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-23 02:56:03,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-23 02:56:03,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-23 02:56:03,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-23 02:56:03,458 INFO L275 PluginConnector]: CDTParser initialized [2019-08-23 02:56:03,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i [2019-08-23 02:56:03,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd4ad2aa/fb5f6f5a8734410385d61b29bf3071a9/FLAG5fdc922ff [2019-08-23 02:56:05,152 INFO L306 CDTParser]: Found 1 translation units. [2019-08-23 02:56:05,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i [2019-08-23 02:56:05,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd4ad2aa/fb5f6f5a8734410385d61b29bf3071a9/FLAG5fdc922ff [2019-08-23 02:56:05,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cd4ad2aa/fb5f6f5a8734410385d61b29bf3071a9 [2019-08-23 02:56:05,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-23 02:56:05,841 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-23 02:56:05,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-23 02:56:05,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-23 02:56:05,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-23 02:56:05,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:56:05" (1/1) ... [2019-08-23 02:56:05,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39059401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 02:56:05, skipping insertion in model container [2019-08-23 02:56:05,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 02:56:05" (1/1) ... [2019-08-23 02:56:05,859 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-23 02:56:06,629 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-23 02:56:54,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-23 02:56:54,816 INFO L188 MainTranslator]: Completed pre-run [2019-08-23 02:56:59,900 INFO L206 PostProcessor]: Analyzing one entry point: main