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_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl
--------------------------------------------------------------------------------
This is Ultimate 0.1.24-e1a14da
[2018-12-24 14:44:09,683 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-12-24 14:44:09,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-12-24 14:44:09,697 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-12-24 14:44:09,698 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-12-24 14:44:09,699 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-12-24 14:44:09,700 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-12-24 14:44:09,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-12-24 14:44:09,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-12-24 14:44:09,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-12-24 14:44:09,706 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-12-24 14:44:09,706 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-12-24 14:44:09,707 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-12-24 14:44:09,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-12-24 14:44:09,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-12-24 14:44:09,711 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-12-24 14:44:09,712 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-12-24 14:44:09,714 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-12-24 14:44:09,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-12-24 14:44:09,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-12-24 14:44:09,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-12-24 14:44:09,722 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-12-24 14:44:09,728 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-12-24 14:44:09,729 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-12-24 14:44:09,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-12-24 14:44:09,730 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-12-24 14:44:09,731 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-12-24 14:44:09,735 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-12-24 14:44:09,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-12-24 14:44:09,737 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-12-24 14:44:09,738 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-12-24 14:44:09,738 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-12-24 14:44:09,739 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-12-24 14:44:09,739 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
[2018-12-24 14:44:09,744 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-12-24 14:44:09,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-12-24 14:44:09,748 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
[2018-12-24 14:44:09,772 INFO L110 SettingsManager]: Loading preferences was successful
[2018-12-24 14:44:09,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-12-24 14:44:09,773 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2018-12-24 14:44:09,773 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2018-12-24 14:44:09,773 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-12-24 14:44:09,774 INFO L133 SettingsManager]: * User list type=DISABLED
[2018-12-24 14:44:09,774 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true
[2018-12-24 14:44:09,774 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2018-12-24 14:44:09,774 INFO L133 SettingsManager]: * Explicit value domain=true
[2018-12-24 14:44:09,775 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2018-12-24 14:44:09,778 INFO L133 SettingsManager]: * Octagon Domain=false
[2018-12-24 14:44:09,778 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain
[2018-12-24 14:44:09,778 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2018-12-24 14:44:09,778 INFO L133 SettingsManager]: * Interval Domain=false
[2018-12-24 14:44:09,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-12-24 14:44:09,779 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-12-24 14:44:09,781 INFO L133 SettingsManager]: * Use SBE=true
[2018-12-24 14:44:09,782 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-12-24 14:44:09,782 INFO L133 SettingsManager]: * sizeof long=4
[2018-12-24 14:44:09,782 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-12-24 14:44:09,782 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-12-24 14:44:09,782 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-12-24 14:44:09,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2018-12-24 14:44:09,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-12-24 14:44:09,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2018-12-24 14:44:09,785 INFO L133 SettingsManager]: * sizeof long double=12
[2018-12-24 14:44:09,785 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-12-24 14:44:09,785 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2018-12-24 14:44:09,786 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-12-24 14:44:09,786 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-12-24 14:44:09,786 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2018-12-24 14:44:09,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-12-24 14:44:09,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-12-24 14:44:09,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-12-24 14:44:09,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-12-24 14:44:09,787 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2018-12-24 14:44:09,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-12-24 14:44:09,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-12-24 14:44:09,789 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-12-24 14:44:09,789 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2018-12-24 14:44:09,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-12-24 14:44:09,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-12-24 14:44:09,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-12-24 14:44:09,868 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2018-12-24 14:44:09,868 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2018-12-24 14:44:09,869 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl
[2018-12-24 14:44:09,870 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl'
[2018-12-24 14:44:09,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-12-24 14:44:09,904 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2018-12-24 14:44:09,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-12-24 14:44:09,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-12-24 14:44:09,906 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-12-24 14:44:09,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,941 WARN L165 Inliner]: Program contained no entry procedure!
[2018-12-24 14:44:09,941 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start]
[2018-12-24 14:44:09,942 WARN L175 Inliner]: Fallback enabled. All procedures will be processed.
[2018-12-24 14:44:09,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-12-24 14:44:09,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-12-24 14:44:09,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-12-24 14:44:09,945 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-12-24 14:44:09,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (1/1) ...
[2018-12-24 14:44:09,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-12-24 14:44:09,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-12-24 14:44:09,970 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-12-24 14:44:09,970 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-12-24 14:44:09,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.12 02:44:09" (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
[2018-12-24 14:44:10,055 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration
[2018-12-24 14:44:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2018-12-24 14:44:10,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2018-12-24 14:44:10,307 INFO L272 CfgBuilder]: Using library mode
[2018-12-24 14:44:10,308 INFO L280 CfgBuilder]: Removed 0 assue(true) statements.
[2018-12-24 14:44:10,308 INFO L202 PluginConnector]: Adding new model ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 02:44:10 BoogieIcfgContainer
[2018-12-24 14:44:10,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-12-24 14:44:10,310 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2018-12-24 14:44:10,310 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2018-12-24 14:44:10,311 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2018-12-24 14:44:10,311 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 02:44:10" (1/1) ...
[2018-12-24 14:44:10,347 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2)
[2018-12-24 14:44:10,990 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2018-12-24 14:44:11,012 INFO L272 AbstractInterpreter]: Visited 6 different actions 21 times. Merged at 5 different actions 15 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables.
[2018-12-24 14:44:11,014 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2018-12-24 14:44:11,015 INFO L168 Benchmark]: Toolchain (without parser) took 1112.30 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB.
[2018-12-24 14:44:11,018 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.
[2018-12-24 14:44:11,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.25 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.
[2018-12-24 14:44:11,019 INFO L168 Benchmark]: Boogie Preprocessor took 24.03 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.
[2018-12-24 14:44:11,020 INFO L168 Benchmark]: RCFGBuilder took 340.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
[2018-12-24 14:44:11,021 INFO L168 Benchmark]: Abstract Interpretation took 704.41 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB.
[2018-12-24 14:44:11,026 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 39.25 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 24.03 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 340.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 704.41 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 20]: Unable to prove that assertion always holds
Unable to prove that assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L14] assume end >= 0;
[L15] a[end] := 42;
[L16] i := 0;
[L17] COND FALSE !(a[i] != 42)
[L20] assert i <= end;
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...