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_oct.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 18:36:44,645 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 18:36:44,647 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 18:36:44,659 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 18:36:44,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 18:36:44,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 18:36:44,662 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 18:36:44,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 18:36:44,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 18:36:44,667 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 18:36:44,668 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-31 18:36:44,668 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-31 18:36:44,669 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-31 18:36:44,670 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-31 18:36:44,672 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-31 18:36:44,672 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-31 18:36:44,673 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-31 18:36:44,676 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-31 18:36:44,678 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-31 18:36:44,680 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-31 18:36:44,681 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-31 18:36:44,682 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-31 18:36:44,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-31 18:36:44,685 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-31 18:36:44,686 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-31 18:36:44,687 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-31 18:36:44,688 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-31 18:36:44,689 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-31 18:36:44,690 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-31 18:36:44,691 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-31 18:36:44,691 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-31 18:36:44,692 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-31 18:36:44,695 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-01-31 18:36:44,708 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 18:36:44,709 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 18:36:44,709 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 18:36:44,710 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 18:36:44,710 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 18:36:44,710 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 18:36:44,711 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 18:36:44,711 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 18:36:44,711 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 18:36:44,711 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-31 18:36:44,712 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 18:36:44,712 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 18:36:44,712 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 18:36:44,713 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 18:36:44,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 18:36:44,713 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 18:36:44,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 18:36:44,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 18:36:44,715 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 18:36:44,715 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 18:36:44,715 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 18:36:44,715 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 18:36:44,716 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 18:36:44,716 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 18:36:44,716 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 18:36:44,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 18:36:44,716 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 18:36:44,717 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 18:36:44,718 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 18:36:44,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 18:36:44,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 18:36:44,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 18:36:44,767 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 18:36:44,767 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 18:36:44,768 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2019-01-31 18:36:44,768 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2019-01-31 18:36:44,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 18:36:44,813 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 18:36:44,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 18:36:44,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 18:36:44,814 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 18:36:44,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 18:36:44,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 18:36:44,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 18:36:44,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 18:36:44,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (1/1) ... [2019-01-31 18:36:44,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 18:36:44,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 18:36:44,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 18:36:44,887 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 18:36:44,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:36:44" (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:8092 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 18:36:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 18:36:44,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 18:36:45,307 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 18:36:45,307 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-31 18:36:45,309 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 06:36:45 BoogieIcfgContainer [2019-01-31 18:36:45,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 18:36:45,310 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 18:36:45,311 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 18:36:45,312 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 18:36:45,313 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 06:36:45" (1/1) ... [2019-01-31 18:36:45,358 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 18:36:45,534 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.