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/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/SkatingStrawberry.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 18:06:52,224 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 18:06:52,227 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 18:06:52,246 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 18:06:52,246 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 18:06:52,248 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 18:06:52,250 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 18:06:52,253 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 18:06:52,255 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 18:06:52,256 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 18:06:52,263 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-31 18:06:52,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-31 18:06:52,265 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-31 18:06:52,269 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-31 18:06:52,270 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-31 18:06:52,271 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-31 18:06:52,275 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-31 18:06:52,278 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-31 18:06:52,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-31 18:06:52,286 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-31 18:06:52,289 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-31 18:06:52,291 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-31 18:06:52,296 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-31 18:06:52,296 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-31 18:06:52,296 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-31 18:06:52,297 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-31 18:06:52,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-31 18:06:52,301 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-31 18:06:52,302 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-31 18:06:52,303 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-31 18:06:52,303 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-31 18:06:52,304 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-01-31 18:06:52,306 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 [2019-01-31 18:06:52,318 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 18:06:52,319 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 18:06:52,319 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 18:06:52,320 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 18:06:52,320 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 18:06:52,320 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 18:06:52,320 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 18:06:52,321 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 18:06:52,321 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 18:06:52,321 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 18:06:52,321 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 18:06:52,321 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 18:06:52,322 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 18:06:52,322 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 18:06:52,322 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 18:06:52,323 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 18:06:52,323 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 18:06:52,323 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 18:06:52,323 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 18:06:52,324 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 18:06:52,324 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 18:06:52,324 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 18:06:52,324 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 18:06:52,324 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 18:06:52,325 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 18:06:52,325 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 18:06:52,325 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 18:06:52,325 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 18:06:52,326 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 18:06:52,326 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 18:06:52,326 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 18:06:52,326 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 18:06:52,326 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 18:06:52,327 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 18:06:52,327 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 18:06:52,327 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 18:06:52,327 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 18:06:52,327 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 18:06:52,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 18:06:52,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 18:06:52,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 18:06:52,400 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 18:06:52,400 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 18:06:52,401 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/SkatingStrawberry.bpl [2019-01-31 18:06:52,401 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/SkatingStrawberry.bpl' [2019-01-31 18:06:52,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 18:06:52,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 18:06:52,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 18:06:52,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 18:06:52,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 18:06:52,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,481 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-31 18:06:52,481 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-31 18:06:52,481 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-31 18:06:52,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 18:06:52,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 18:06:52,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 18:06:52,485 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 18:06:52,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 18:06:52,512 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 18:06:52,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 18:06:52,512 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 18:06:52,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 06:06:52" (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 18:06:52,580 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-31 18:06:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-31 18:06:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-31 18:06:52,769 INFO L278 CfgBuilder]: Using library mode [2019-01-31 18:06:52,770 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-31 18:06:52,771 INFO L202 PluginConnector]: Adding new model SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 06:06:52 BoogieIcfgContainer [2019-01-31 18:06:52,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 18:06:52,772 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 18:06:52,772 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 18:06:52,772 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 18:06:52,773 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "SkatingStrawberry.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 06:06:52" (1/1) ... [2019-01-31 18:06:52,825 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2)