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_oct_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl
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This is Ultimate 0.1.24-0302a3f
[2019-02-25 16:08:26,319 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2019-02-25 16:08:26,321 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
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[2019-02-25 16:08:26,334 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
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[2019-02-25 16:08:26,336 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2019-02-25 16:08:26,348 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-02-25 16:08:26,350 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-02-25 16:08:26,352 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-02-25 16:08:26,353 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2019-02-25 16:08:26,357 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-02-25 16:08:26,358 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-02-25 16:08:26,359 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-02-25 16:08:26,360 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2019-02-25 16:08:26,367 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_oct_cong.epf
[2019-02-25 16:08:26,391 INFO L110 SettingsManager]: Loading preferences was successful
[2019-02-25 16:08:26,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2019-02-25 16:08:26,393 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2019-02-25 16:08:26,393 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2019-02-25 16:08:26,393 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-02-25 16:08:26,393 INFO L133 SettingsManager]: * User list type=DISABLED
[2019-02-25 16:08:26,393 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true
[2019-02-25 16:08:26,394 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2019-02-25 16:08:26,394 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2019-02-25 16:08:26,394 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain
[2019-02-25 16:08:26,394 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2019-02-25 16:08:26,394 INFO L133 SettingsManager]: * Interval Domain=false
[2019-02-25 16:08:26,396 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-02-25 16:08:26,396 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2019-02-25 16:08:26,396 INFO L133 SettingsManager]: * Use SBE=true
[2019-02-25 16:08:26,396 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-02-25 16:08:26,396 INFO L133 SettingsManager]: * sizeof long=4
[2019-02-25 16:08:26,397 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2019-02-25 16:08:26,397 INFO L133 SettingsManager]: * sizeof POINTER=4
[2019-02-25 16:08:26,397 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2019-02-25 16:08:26,397 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-02-25 16:08:26,397 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-02-25 16:08:26,398 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-02-25 16:08:26,399 INFO L133 SettingsManager]: * sizeof long double=12
[2019-02-25 16:08:26,400 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2019-02-25 16:08:26,400 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-02-25 16:08:26,400 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-02-25 16:08:26,400 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-02-25 16:08:26,400 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2019-02-25 16:08:26,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-02-25 16:08:26,401 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-02-25 16:08:26,401 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-02-25 16:08:26,401 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-02-25 16:08:26,402 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2019-02-25 16:08:26,402 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2019-02-25 16:08:26,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-02-25 16:08:26,402 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-02-25 16:08:26,402 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2019-02-25 16:08:26,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-02-25 16:08:26,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-02-25 16:08:26,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-02-25 16:08:26,471 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-02-25 16:08:26,472 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2019-02-25 16:08:26,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl
[2019-02-25 16:08:26,473 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl'
[2019-02-25 16:08:26,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-02-25 16:08:26,528 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-02-25 16:08:26,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-02-25 16:08:26,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-02-25 16:08:26,529 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2019-02-25 16:08:26,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,572 WARN L165 Inliner]: Program contained no entry procedure!
[2019-02-25 16:08:26,572 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start]
[2019-02-25 16:08:26,572 WARN L175 Inliner]: Fallback enabled. All procedures will be processed.
[2019-02-25 16:08:26,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-02-25 16:08:26,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-02-25 16:08:26,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-02-25 16:08:26,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2019-02-25 16:08:26,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-02-25 16:08:26,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-02-25 16:08:26,621 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-02-25 16:08:26,621 INFO L276 PluginConnector]: RCFGBuilder initialized
[2019-02-25 16:08:26,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:26" (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
[2019-02-25 16:08:26,686 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-02-25 16:08:26,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-02-25 16:08:26,687 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc
[2019-02-25 16:08:26,909 INFO L278 CfgBuilder]: Using library mode
[2019-02-25 16:08:26,912 INFO L286 CfgBuilder]: Removed 3 assue(true) statements.
[2019-02-25 16:08:26,913 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.02 04:08:26 BoogieIcfgContainer
[2019-02-25 16:08:26,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-02-25 16:08:26,914 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-02-25 16:08:26,915 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-02-25 16:08:26,915 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2019-02-25 16:08:26,916 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.02 04:08:26" (1/1) ...
[2019-02-25 16:08:26,994 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2)
[2019-02-25 16:08:27,612 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2019-02-25 16:08:27,637 INFO L272 AbstractInterpreter]: Visited 9 different actions 105 times. Merged at 7 different actions 75 times. Widened at 1 different actions 9 times. Performed 226 root evaluator evaluations with a maximum evaluation depth of 3. Performed 226 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 1 fixpoints after 1 different actions. Largest state had 0 variables.
[2019-02-25 16:08:27,640 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-02-25 16:08:27,641 INFO L168 Benchmark]: Toolchain (without parser) took 1113.69 ms. Allocated memory is still 133.2 MB. Free memory was 108.4 MB in the beginning and 63.1 MB in the end (delta: 45.4 MB). Peak memory consumption was 45.4 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,643 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.53 ms. Allocated memory is still 133.2 MB. Free memory is still 109.7 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.35 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,645 INFO L168 Benchmark]: Boogie Preprocessor took 28.89 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 104.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,647 INFO L168 Benchmark]: RCFGBuilder took 292.78 ms. Allocated memory is still 133.2 MB. Free memory was 104.8 MB in the beginning and 94.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,648 INFO L168 Benchmark]: Abstract Interpretation took 725.51 ms. Allocated memory is still 133.2 MB. Free memory was 94.5 MB in the beginning and 63.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB.
[2019-02-25 16:08:27,654 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 0.53 ms. Allocated memory is still 133.2 MB. Free memory is still 109.7 MB. There was no memory consumed. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 62.35 ms. Allocated memory is still 133.2 MB. Free memory was 108.2 MB in the beginning and 106.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 28.89 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 104.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 292.78 ms. Allocated memory is still 133.2 MB. Free memory was 104.8 MB in the beginning and 94.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 725.51 ms. Allocated memory is still 133.2 MB. Free memory was 94.5 MB in the beginning and 63.1 MB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 17]: Unable to prove that assertion always holds
Unable to prove that assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L39-L44] modifies #valid, #length;
[L39] ensures old(#valid)[#res!base] == false;
[L39-L40] ensures #valid == old(#valid)[#res!base := true];
[L39-L41] ensures #res!offset == 0;
[L39-L42] ensures #res!base != 0;
[L39-L43] ensures #length == old(#length)[#res!base := ~size];
[L12] q := p;
[L15] #t~short2 := q!offset < p!offset + 400;
[L16] COND TRUE #t~short2
[L17] assert 4 + q!offset <= #length[q!base];
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...