java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.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_true-unreach-call.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 09:49:44,606 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:49:44,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:49:44,652 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:49:44,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:49:44,654 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:49:44,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:49:44,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:49:44,672 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:49:44,681 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:49:44,686 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:49:44,686 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:49:44,688 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:49:44,694 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:49:44,695 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:49:44,700 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:49:44,701 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:49:44,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:49:44,720 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:49:44,722 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:49:44,727 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:49:44,733 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:49:44,739 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:49:44,740 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:49:44,740 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:49:44,746 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:49:44,747 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:49:44,752 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:49:44,753 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:49:44,760 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:49:44,761 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:49:44,762 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:49:44,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:49:44,762 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:49:44,767 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:49:44,768 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:49:44,768 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-27 09:49:44,823 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:49:44,823 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:49:44,824 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:49:44,824 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:49:44,832 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:49:44,832 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:49:44,832 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:49:44,833 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:49:44,833 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:49:44,833 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:49:44,833 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:49:44,838 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:49:44,838 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:49:44,839 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:49:44,839 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:49:44,841 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:49:44,841 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:49:44,841 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:49:44,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:49:44,842 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:49:44,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:49:44,842 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:49:44,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:49:44,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:49:44,849 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:49:44,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:49:44,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:49:44,850 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:49:44,850 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-27 09:49:44,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:49:44,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:49:44,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:49:44,996 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:49:44,996 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:49:45,002 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14__linux-kernel-locking-spinlock__drivers-net-ethernet-intel-ixgbe-ixgbe_true-unreach-call.cil.c [2018-11-27 09:49:45,185 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c749f7fb8/d685a364508445ebae67f7004799c88c/FLAGda6881290 [2018-11-27 09:49:49,205 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:49:49,206 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14__linux-kernel-locking-spinlock__drivers-net-ethernet-intel-ixgbe-ixgbe_true-unreach-call.cil.c [2018-11-27 09:49:49,670 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c749f7fb8/d685a364508445ebae67f7004799c88c/FLAGda6881290 [2018-11-27 09:49:50,150 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c749f7fb8/d685a364508445ebae67f7004799c88c [2018-11-27 09:49:50,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:49:50,180 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:49:50,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:49:50,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:49:50,200 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:49:50,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:50" (1/1) ... [2018-11-27 09:49:50,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c77b6dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:50, skipping insertion in model container [2018-11-27 09:49:50,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:50" (1/1) ... [2018-11-27 09:49:50,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:49:51,780 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:51:02,903 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:51:03,327 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:51:11,855 INFO L203 PostProcessor]: Analyzing one entry point: main