java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0ed9222-m [2019-01-11 15:09:39,298 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-11 15:09:39,300 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-11 15:09:39,312 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-11 15:09:39,313 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-11 15:09:39,314 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-11 15:09:39,315 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-11 15:09:39,317 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-11 15:09:39,318 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-11 15:09:39,319 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-11 15:09:39,320 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-11 15:09:39,320 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-11 15:09:39,321 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-11 15:09:39,322 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-11 15:09:39,323 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-11 15:09:39,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-11 15:09:39,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-11 15:09:39,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-11 15:09:39,328 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-11 15:09:39,330 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-11 15:09:39,331 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-11 15:09:39,332 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-11 15:09:39,334 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-11 15:09:39,335 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-11 15:09:39,335 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-11 15:09:39,336 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-11 15:09:39,337 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-11 15:09:39,338 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-11 15:09:39,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-11 15:09:39,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-11 15:09:39,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-11 15:09:39,340 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-11 15:09:39,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-11 15:09:39,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-11 15:09:39,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-11 15:09:39,342 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-11 15:09:39,343 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2019-01-11 15:09:39,364 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-11 15:09:39,365 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-11 15:09:39,366 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-11 15:09:39,366 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-11 15:09:39,366 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-11 15:09:39,367 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-11 15:09:39,367 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-11 15:09:39,367 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-11 15:09:39,367 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-11 15:09:39,367 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-11 15:09:39,368 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-11 15:09:39,368 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-11 15:09:39,368 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-11 15:09:39,369 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-11 15:09:39,369 INFO L133 SettingsManager]: * Use SBE=true [2019-01-11 15:09:39,369 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-11 15:09:39,369 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-11 15:09:39,369 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-11 15:09:39,370 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-11 15:09:39,371 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-11 15:09:39,371 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-11 15:09:39,371 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-11 15:09:39,371 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-11 15:09:39,371 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-11 15:09:39,372 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-11 15:09:39,372 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-11 15:09:39,372 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-11 15:09:39,372 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-11 15:09:39,372 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-11 15:09:39,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-11 15:09:39,373 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-11 15:09:39,373 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-11 15:09:39,373 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-11 15:09:39,373 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-11 15:09:39,373 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-11 15:09:39,374 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-11 15:09:39,374 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-11 15:09:39,374 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-11 15:09:39,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-11 15:09:39,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-11 15:09:39,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-11 15:09:39,428 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-11 15:09:39,428 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-11 15:09:39,429 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl [2019-01-11 15:09:39,429 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl' [2019-01-11 15:09:39,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-11 15:09:39,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-11 15:09:39,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-11 15:09:39,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-11 15:09:39,467 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-11 15:09:39,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-11 15:09:39,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-11 15:09:39,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-11 15:09:39,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-11 15:09:39,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-11 15:09:39,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-11 15:09:39,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-11 15:09:39,528 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-11 15:09:39,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:09:39" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-11 15:09:39,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-11 15:09:39,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-11 15:09:39,852 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-11 15:09:39,853 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-11 15:09:39,854 INFO L202 PluginConnector]: Adding new model verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:09:39 BoogieIcfgContainer [2019-01-11 15:09:39,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-11 15:09:39,855 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-11 15:09:39,855 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-11 15:09:39,856 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-11 15:09:39,857 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:09:39" (1/1) ... [2019-01-11 15:09:39,911 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2)