java -ea -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/linear_sea.ch.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1377b90 [2019-01-07 15:24:21,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-07 15:24:21,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-07 15:24:21,908 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-07 15:24:21,909 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-07 15:24:21,910 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-07 15:24:21,911 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-07 15:24:21,913 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-07 15:24:21,915 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-07 15:24:21,916 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-07 15:24:21,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-07 15:24:21,918 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-07 15:24:21,918 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-07 15:24:21,920 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-07 15:24:21,923 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-07 15:24:21,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-07 15:24:21,925 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-07 15:24:21,927 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-07 15:24:21,930 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-07 15:24:21,931 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-07 15:24:21,933 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-07 15:24:21,934 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-07 15:24:21,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-07 15:24:21,946 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 [2019-01-07 15:24:21,960 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-07 15:24:21,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-07 15:24:21,961 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-07 15:24:21,961 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-07 15:24:21,961 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-07 15:24:21,962 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-07 15:24:21,962 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-07 15:24:21,962 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-07 15:24:21,962 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-07 15:24:21,962 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-07 15:24:21,963 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-07 15:24:21,963 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-07 15:24:21,963 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-07 15:24:21,964 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-07 15:24:21,964 INFO L133 SettingsManager]: * Use SBE=true [2019-01-07 15:24:21,964 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-07 15:24:21,964 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-07 15:24:21,965 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-07 15:24:21,965 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-07 15:24:21,965 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-07 15:24:21,965 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-07 15:24:21,965 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-07 15:24:21,966 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-07 15:24:21,966 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-07 15:24:21,966 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-07 15:24:21,966 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-07 15:24:21,966 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-07 15:24:21,966 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-07 15:24:21,967 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-07 15:24:21,967 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-07 15:24:21,967 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-07 15:24:21,967 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-07 15:24:21,967 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-07 15:24:21,968 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-07 15:24:21,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-07 15:24:21,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-07 15:24:21,968 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-07 15:24:21,968 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-07 15:24:22,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-07 15:24:22,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-07 15:24:22,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-07 15:24:22,019 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-07 15:24:22,020 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-07 15:24:22,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl [2019-01-07 15:24:22,021 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/linear_sea.ch.i_4.bpl' [2019-01-07 15:24:22,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-07 15:24:22,079 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-07 15:24:22,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-07 15:24:22,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-07 15:24:22,080 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-07 15:24:22,101 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,117 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-07 15:24:22,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-07 15:24:22,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-07 15:24:22,132 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-07 15:24:22,145 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,145 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,149 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,149 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,158 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,162 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,164 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-07 15:24:22,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-07 15:24:22,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-07 15:24:22,168 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-07 15:24:22,169 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 07.01 03:24:22" (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 [2019-01-07 15:24:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-07 15:24:22,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-07 15:24:22,791 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-07 15:24:22,791 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-07 15:24:22,792 INFO L202 PluginConnector]: Adding new model linear_sea.ch.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.01 03:24:22 BoogieIcfgContainer [2019-01-07 15:24:22,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-07 15:24:22,794 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-07 15:24:22,794 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-07 15:24:22,794 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-07 15:24:22,795 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 07.01 03:24:22" (1/1) ... [2019-01-07 15:24:22,847 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-07 15:24:23,082 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.