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_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 15:27:43,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 15:27:43,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 15:27:43,191 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 15:27:43,192 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 15:27:43,193 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 15:27:43,194 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 15:27:43,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 15:27:43,198 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 15:27:43,198 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 15:27:43,199 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-31 15:27:43,243 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2019-01-31 15:27:43,262 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 15:27:43,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 15:27:43,263 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 15:27:43,263 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 15:27:43,263 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 15:27:43,264 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 15:27:43,268 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 15:27:43,268 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 15:27:43,268 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-31 15:27:43,268 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 15:27:43,268 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-31 15:27:43,269 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 15:27:43,269 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 15:27:43,269 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 15:27:43,270 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 15:27:43,270 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 15:27:43,270 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 15:27:43,272 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 15:27:43,272 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 15:27:43,273 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 15:27:43,273 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 15:27:43,273 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 15:27:43,273 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 15:27:43,273 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 15:27:43,274 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 15:27:43,274 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 15:27:43,274 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 15:27:43,274 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 15:27:43,275 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 15:27:43,275 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 15:27:43,275 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 15:27:43,275 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:27:43,275 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 15:27:43,276 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 15:27:43,276 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 15:27:43,276 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 15:27:43,276 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 15:27:43,277 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 15:27:43,277 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 15:27:43,277 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 15:27:43,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 15:27:43,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 15:27:43,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 15:27:43,335 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 15:27:43,336 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 15:27:43,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl [2019-01-31 15:27:43,336 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl' [2019-01-31 15:27:43,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 15:27:43,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 15:27:43,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:43,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 15:27:43,367 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 15:27:43,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,400 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-31 15:27:43,400 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-31 15:27:43,400 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-31 15:27:43,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:43,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 15:27:43,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 15:27:43,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 15:27:43,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 15:27:43,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 15:27:43,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 15:27:43,426 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 15:27:43,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:43" (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 15:27:43,497 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-31 15:27:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-31 15:27:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-31 15:27:43,784 INFO L278 CfgBuilder]: Using library mode [2019-01-31 15:27:43,784 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-31 15:27:43,785 INFO L202 PluginConnector]: Adding new model CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:27:43 BoogieIcfgContainer [2019-01-31 15:27:43,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 15:27:43,786 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 15:27:43,786 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 15:27:43,793 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 15:27:43,794 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:27:43" (1/1) ... [2019-01-31 15:27:43,854 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 15:27:44,254 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-31 15:27:44,270 INFO L272 AbstractInterpreter]: Visited 8 different actions 18 times. Merged at 2 different actions 5 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-01-31 15:27:44,273 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-31 15:27:44,274 INFO L168 Benchmark]: Toolchain (without parser) took 909.13 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 78.8 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:44,276 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 133.2 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 15:27:44,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.88 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 104.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:44,278 INFO L168 Benchmark]: Boogie Preprocessor took 22.32 ms. Allocated memory is still 133.2 MB. Free memory was 104.2 MB in the beginning and 103.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:44,279 INFO L168 Benchmark]: RCFGBuilder took 359.95 ms. Allocated memory is still 133.2 MB. Free memory was 103.0 MB in the beginning and 93.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:44,280 INFO L168 Benchmark]: Abstract Interpretation took 486.74 ms. Allocated memory is still 133.2 MB. Free memory was 93.5 MB in the beginning and 78.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:44,286 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 133.2 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.88 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 104.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.32 ms. Allocated memory is still 133.2 MB. Free memory was 104.2 MB in the beginning and 103.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 359.95 ms. Allocated memory is still 133.2 MB. Free memory was 103.0 MB in the beginning and 93.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 486.74 ms. Allocated memory is still 133.2 MB. Free memory was 93.5 MB in the beginning and 78.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 27]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L17] x := 0; [L18] y := 42; [L19] COND TRUE x < 100 [L20] x := x + 1; [L21] COND FALSE !(y <= 0) [L19] COND TRUE x < 100 [L20] x := x + 1; [L21] COND FALSE !(y <= 0) [L19] COND FALSE !(x < 100) [L27] assert x == 100 && y == 42; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...