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_compound_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f57a05f [2019-01-08 14:49:56,278 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-08 14:49:56,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-08 14:49:56,296 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-08 14:49:56,296 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-08 14:49:56,298 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-08 14:49:56,300 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-08 14:49:56,302 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-08 14:49:56,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-08 14:49:56,305 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-08 14:49:56,309 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-08 14:49:56,356 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-01-08 14:49:56,377 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-08 14:49:56,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-08 14:49:56,380 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-08 14:49:56,380 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-08 14:49:56,380 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-08 14:49:56,384 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-08 14:49:56,384 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-08 14:49:56,384 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-08 14:49:56,384 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-08 14:49:56,384 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-08 14:49:56,385 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-08 14:49:56,385 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-01-08 14:49:56,385 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-08 14:49:56,385 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-08 14:49:56,386 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-08 14:49:56,387 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-08 14:49:56,387 INFO L133 SettingsManager]: * Use SBE=true [2019-01-08 14:49:56,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-08 14:49:56,387 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-08 14:49:56,387 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-08 14:49:56,388 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-08 14:49:56,391 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-08 14:49:56,391 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-08 14:49:56,391 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-08 14:49:56,391 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-08 14:49:56,391 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-08 14:49:56,392 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000 [2019-01-08 14:49:56,392 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-08 14:49:56,392 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-08 14:49:56,392 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-08 14:49:56,392 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-08 14:49:56,393 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-08 14:49:56,393 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in [2019-01-08 14:49:56,393 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-08 14:49:56,393 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-08 14:49:56,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-08 14:49:56,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-08 14:49:56,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-08 14:49:56,449 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-08 14:49:56,450 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-08 14:49:56,451 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl [2019-01-08 14:49:56,451 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl' [2019-01-08 14:49:56,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-08 14:49:56,481 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-08 14:49:56,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-08 14:49:56,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-08 14:49:56,482 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-08 14:49:56,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,517 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-08 14:49:56,517 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-08 14:49:56,517 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-08 14:49:56,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-08 14:49:56,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-08 14:49:56,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-08 14:49:56,521 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-08 14:49:56,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-08 14:49:56,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-08 14:49:56,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-08 14:49:56,548 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-08 14:49:56,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 08.01 02:49:56" (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:8192 -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:8192 -smt2 -in -t:2000 [2019-01-08 14:49:56,621 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-08 14:49:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-08 14:49:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-08 14:49:56,869 INFO L278 CfgBuilder]: Using library mode [2019-01-08 14:49:56,869 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-01-08 14:49:56,871 INFO L202 PluginConnector]: Adding new model CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.01 02:49:56 BoogieIcfgContainer [2019-01-08 14:49:56,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-08 14:49:56,872 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-08 14:49:56,872 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-08 14:49:56,872 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-08 14:49:56,873 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.01 02:49:56" (1/1) ... [2019-01-08 14:49:56,904 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-08 14:49:57,062 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-08 14:49:57,084 INFO L272 AbstractInterpreter]: Visited 8 different actions 18 times. Merged at 2 different actions 5 times. Never widened. Performed 52 root evaluator evaluations with a maximum evaluation depth of 5. Performed 52 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-01-08 14:49:57,086 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-08 14:49:57,087 INFO L168 Benchmark]: Toolchain (without parser) took 607.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-01-08 14:49:57,090 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-08 14:49:57,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-08 14:49:57,092 INFO L168 Benchmark]: Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-08 14:49:57,093 INFO L168 Benchmark]: RCFGBuilder took 323.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-01-08 14:49:57,094 INFO L168 Benchmark]: Abstract Interpretation took 214.58 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-08 14:49:57,101 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.35 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 323.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 214.58 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. 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...