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 0.1.24-1de736e-m [2019-02-15 12:25:20,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-15 12:25:20,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-15 12:25:20,021 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-15 12:25:20,021 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-15 12:25:20,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-15 12:25:20,024 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-15 12:25:20,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-15 12:25:20,028 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-15 12:25:20,029 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-15 12:25:20,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-15 12:25:20,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-15 12:25:20,032 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-15 12:25:20,033 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-15 12:25:20,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-15 12:25:20,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-15 12:25:20,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-15 12:25:20,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-15 12:25:20,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-15 12:25:20,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-15 12:25:20,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-15 12:25:20,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-15 12:25:20,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-15 12:25:20,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-15 12:25:20,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-15 12:25:20,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-15 12:25:20,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-15 12:25:20,053 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-15 12:25:20,054 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-15 12:25:20,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-15 12:25:20,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-15 12:25:20,057 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-15 12:25:20,060 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 [2019-02-15 12:25:20,073 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-15 12:25:20,074 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-15 12:25:20,074 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-15 12:25:20,075 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-15 12:25:20,075 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-15 12:25:20,075 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-15 12:25:20,075 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-15 12:25:20,076 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-15 12:25:20,076 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-15 12:25:20,076 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-02-15 12:25:20,076 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-15 12:25:20,076 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-15 12:25:20,077 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-15 12:25:20,077 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-15 12:25:20,078 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-15 12:25:20,078 INFO L133 SettingsManager]: * Use SBE=true [2019-02-15 12:25:20,078 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-15 12:25:20,078 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-15 12:25:20,078 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-15 12:25:20,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-15 12:25:20,079 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-15 12:25:20,079 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-15 12:25:20,079 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-15 12:25:20,079 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-15 12:25:20,080 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-15 12:25:20,080 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-15 12:25:20,080 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-15 12:25:20,080 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-15 12:25:20,081 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-15 12:25:20,081 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-15 12:25:20,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-15 12:25:20,081 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-15 12:25:20,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-15 12:25:20,082 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-15 12:25:20,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-15 12:25:20,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-15 12:25:20,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-15 12:25:20,130 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-15 12:25:20,131 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-15 12:25:20,132 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2019-02-15 12:25:20,132 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2019-02-15 12:25:20,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-15 12:25:20,179 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-15 12:25:20,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-15 12:25:20,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-15 12:25:20,180 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-15 12:25:20,198 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,210 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-15 12:25:20,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-15 12:25:20,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-15 12:25:20,221 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-15 12:25:20,231 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,232 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,233 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,234 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,238 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,240 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,242 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-15 12:25:20,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-15 12:25:20,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-15 12:25:20,244 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-15 12:25:20,245 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 15.02 12:25:20" (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 [2019-02-15 12:25:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-02-15 12:25:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-02-15 12:25:20,575 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-02-15 12:25:20,576 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-02-15 12:25:20,577 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 12:25:20 BoogieIcfgContainer [2019-02-15 12:25:20,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-15 12:25:20,578 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-15 12:25:20,578 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-15 12:25:20,579 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-15 12:25:20,580 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 15.02 12:25:20" (1/1) ... [2019-02-15 12:25:20,649 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-15 12:25:20,841 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.