/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 15:37:36,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 15:37:36,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 15:37:36,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 15:37:36,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 15:37:36,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 15:37:36,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 15:37:36,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 15:37:36,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 15:37:36,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 15:37:36,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 15:37:36,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 15:37:36,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 15:37:36,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 15:37:36,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 15:37:36,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 15:37:36,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 15:37:36,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 15:37:36,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 15:37:36,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 15:37:36,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 15:37:36,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 15:37:36,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 15:37:36,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 15:37:36,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 15:37:36,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 15:37:36,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 15:37:36,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 15:37:36,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 15:37:36,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 15:37:36,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 15:37:36,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 15:37:36,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 15:37:36,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 15:37:36,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 15:37:36,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 15:37:36,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 15:37:36,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 15:37:36,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 15:37:36,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 15:37:36,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 15:37:36,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 15:37:36,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 15:37:36,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 15:37:36,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 15:37:36,487 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 15:37:36,487 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 15:37:36,487 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 15:37:36,487 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 15:37:36,488 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 15:37:36,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 15:37:36,488 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 15:37:36,488 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 15:37:36,488 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 15:37:36,489 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 15:37:36,489 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 15:37:36,489 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 15:37:36,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 15:37:36,490 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 15:37:36,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 15:37:36,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 15:37:36,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 15:37:36,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 15:37:36,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 15:37:36,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 15:37:36,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 15:37:36,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 15:37:36,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 15:37:36,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 15:37:36,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 15:37:36,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 15:37:36,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 15:37:36,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 15:37:36,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 15:37:36,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 15:37:36,493 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 15:37:36,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 15:37:36,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 15:37:36,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 15:37:36,494 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 15:37:36,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 15:37:36,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 15:37:36,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 15:37:36,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 15:37:36,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 15:37:36,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-24 15:37:36,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8a591f6/a1ff083bb11749b7a4a6fdf12e5fe9ac/FLAG67d793e99 [2019-11-24 15:37:37,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 15:37:37,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--xen-netback--xen-netback.ko-entry_point.cil.out.i [2019-11-24 15:37:37,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8a591f6/a1ff083bb11749b7a4a6fdf12e5fe9ac/FLAG67d793e99 [2019-11-24 15:37:38,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8a591f6/a1ff083bb11749b7a4a6fdf12e5fe9ac [2019-11-24 15:37:38,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 15:37:38,230 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 15:37:38,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 15:37:38,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 15:37:38,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 15:37:38,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:37:38" (1/1) ... [2019-11-24 15:37:38,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4257ae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:38, skipping insertion in model container [2019-11-24 15:37:38,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:37:38" (1/1) ... [2019-11-24 15:37:38,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 15:37:38,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 15:37:42,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 15:37:42,212 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 15:37:43,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 15:37:43,922 INFO L208 MainTranslator]: Completed translation [2019-11-24 15:37:43,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43 WrapperNode [2019-11-24 15:37:43,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 15:37:43,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 15:37:43,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 15:37:43,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 15:37:43,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:44,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:45,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 15:37:45,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 15:37:45,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 15:37:45,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 15:37:45,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:45,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:45,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:45,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:46,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:46,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:46,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... [2019-11-24 15:37:47,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 15:37:47,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 15:37:47,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 15:37:47,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 15:37:47,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:37:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 15:37:47,222 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-11-24 15:37:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 15:37:47,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 15:37:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 15:37:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 15:37:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 15:37:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 15:37:47,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 15:37:47,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 15:37:47,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 15:37:47,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int