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-simplified01.bpl
--------------------------------------------------------------------------------
This is Ultimate 0.1.24-0ed9222-m
[2019-01-11 15:08:39,127 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2019-01-11 15:08:39,129 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2019-01-11 15:08:39,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-01-11 15:08:39,141 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-01-11 15:08:39,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-01-11 15:08:39,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-01-11 15:08:39,150 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2019-01-11 15:08:39,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-01-11 15:08:39,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-01-11 15:08:39,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-01-11 15:08:39,155 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-01-11 15:08:39,156 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-01-11 15:08:39,157 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-01-11 15:08:39,158 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-01-11 15:08:39,159 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-01-11 15:08:39,160 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-01-11 15:08:39,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-01-11 15:08:39,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2019-01-11 15:08:39,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-01-11 15:08:39,167 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-01-11 15:08:39,168 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-01-11 15:08:39,171 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-01-11 15:08:39,171 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-01-11 15:08:39,171 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-01-11 15:08:39,172 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-01-11 15:08:39,173 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-01-11 15:08:39,174 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-01-11 15:08:39,175 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2019-01-11 15:08:39,176 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-01-11 15:08:39,176 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2019-01-11 15:08:39,177 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-01-11 15:08:39,177 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-01-11 15:08:39,178 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
[2019-01-11 15:08:39,179 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2019-01-11 15:08:39,180 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2019-01-11 15:08:39,180 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
[2019-01-11 15:08:39,204 INFO L110 SettingsManager]: Loading preferences was successful
[2019-01-11 15:08:39,204 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2019-01-11 15:08:39,205 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2019-01-11 15:08:39,205 INFO L133 SettingsManager]: * Show backtranslation warnings=false
[2019-01-11 15:08:39,206 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-01-11 15:08:39,206 INFO L133 SettingsManager]: * User list type=DISABLED
[2019-01-11 15:08:39,206 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true
[2019-01-11 15:08:39,206 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults:
[2019-01-11 15:08:39,207 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain
[2019-01-11 15:08:39,207 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain
[2019-01-11 15:08:39,207 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true
[2019-01-11 15:08:39,208 INFO L133 SettingsManager]: * Interval Domain=false
[2019-01-11 15:08:39,208 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-01-11 15:08:39,209 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2019-01-11 15:08:39,209 INFO L133 SettingsManager]: * Use SBE=true
[2019-01-11 15:08:39,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-01-11 15:08:39,210 INFO L133 SettingsManager]: * sizeof long=4
[2019-01-11 15:08:39,210 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2019-01-11 15:08:39,210 INFO L133 SettingsManager]: * sizeof POINTER=4
[2019-01-11 15:08:39,211 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2019-01-11 15:08:39,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2019-01-11 15:08:39,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-01-11 15:08:39,213 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2019-01-11 15:08:39,213 INFO L133 SettingsManager]: * sizeof long double=12
[2019-01-11 15:08:39,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2019-01-11 15:08:39,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2019-01-11 15:08:39,214 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-01-11 15:08:39,214 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2019-01-11 15:08:39,215 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode
[2019-01-11 15:08:39,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in -t:2000
[2019-01-11 15:08:39,215 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-01-11 15:08:39,215 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2019-01-11 15:08:39,215 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-01-11 15:08:39,216 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN
[2019-01-11 15:08:39,216 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2019-01-11 15:08:39,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8192 -smt2 -in
[2019-01-11 15:08:39,216 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-01-11 15:08:39,216 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES
[2019-01-11 15:08:39,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2019-01-11 15:08:39,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-01-11 15:08:39,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-01-11 15:08:39,274 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser...
[2019-01-11 15:08:39,275 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized
[2019-01-11 15:08:39,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl
[2019-01-11 15:08:39,277 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified01.bpl'
[2019-01-11 15:08:39,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-01-11 15:08:39,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2019-01-11 15:08:39,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-01-11 15:08:39,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-01-11 15:08:39,328 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2019-01-11 15:08:39,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,362 WARN L165 Inliner]: Program contained no entry procedure!
[2019-01-11 15:08:39,362 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start]
[2019-01-11 15:08:39,363 WARN L175 Inliner]: Fallback enabled. All procedures will be processed.
[2019-01-11 15:08:39,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-01-11 15:08:39,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-01-11 15:08:39,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2019-01-11 15:08:39,378 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2019-01-11 15:08:39,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-01-11 15:08:39,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-01-11 15:08:39,403 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2019-01-11 15:08:39,403 INFO L276 PluginConnector]: RCFGBuilder initialized
[2019-01-11 15:08:39,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.01 03:08:39" (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
[2019-01-11 15:08:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2019-01-11 15:08:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2019-01-11 15:08:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2019-01-11 15:08:39,473 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc
[2019-01-11 15:08:39,846 INFO L278 CfgBuilder]: Using library mode
[2019-01-11 15:08:39,846 INFO L286 CfgBuilder]: Removed 5 assue(true) statements.
[2019-01-11 15:08:39,847 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:39 BoogieIcfgContainer
[2019-01-11 15:08:39,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-01-11 15:08:39,848 INFO L113 PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-01-11 15:08:39,848 INFO L271 PluginConnector]: Initializing Abstract Interpretation...
[2019-01-11 15:08:39,849 INFO L276 PluginConnector]: Abstract Interpretation initialized
[2019-01-11 15:08:39,849 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "PointerIncrement-simplified01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 03:08:39" (1/1) ...
[2019-01-11 15:08:39,895 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2)
[2019-01-11 15:08:40,694 INFO L263 AbstractInterpreter]: Some error location(s) were reachable
[2019-01-11 15:08:40,718 INFO L272 AbstractInterpreter]: Visited 13 different actions 177 times. Merged at 11 different actions 134 times. Widened at 1 different actions 9 times. Performed 660 root evaluator evaluations with a maximum evaluation depth of 2. Performed 660 inverse root evaluator evaluations with a maximum inverse evaluation depth of 2. Found 11 fixpoints after 3 different actions. Largest state had 0 variables.
[2019-01-11 15:08:40,720 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-01-11 15:08:40,721 INFO L168 Benchmark]: Toolchain (without parser) took 1394.41 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 109.1 MB in the beginning and 144.1 MB in the end (delta: -35.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,724 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.80 ms. Allocated memory is still 134.2 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,726 INFO L168 Benchmark]: Boogie Preprocessor took 25.29 ms. Allocated memory is still 134.2 MB. Free memory was 106.9 MB in the beginning and 105.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,727 INFO L168 Benchmark]: RCFGBuilder took 444.92 ms. Allocated memory is still 134.2 MB. Free memory was 105.6 MB in the beginning and 94.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,729 INFO L168 Benchmark]: Abstract Interpretation took 871.95 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 93.8 MB in the beginning and 144.1 MB in the end (delta: -50.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB.
[2019-01-11 15:08:40,735 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 134.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 48.80 ms. Allocated memory is still 134.2 MB. Free memory was 109.1 MB in the beginning and 106.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 25.29 ms. Allocated memory is still 134.2 MB. Free memory was 106.9 MB in the beginning and 105.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 444.92 ms. Allocated memory is still 134.2 MB. Free memory was 105.6 MB in the beginning and 94.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB.
* Abstract Interpretation took 871.95 ms. Allocated memory was 134.2 MB in the beginning and 197.1 MB in the end (delta: 62.9 MB). Free memory was 93.8 MB in the beginning and 144.1 MB in the end (delta: -50.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
- UnprovableResult [Line: 41]: Unable to prove that procedure precondition always holds and assertion always holds
Unable to prove that procedure precondition always holds and assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L49-L54] modifies #valid, #length;
[L49] ensures old(#valid)[#res!base] == false;
[L49-L50] ensures #valid == old(#valid)[#res!base := true];
[L49-L51] ensures #res!offset == 0;
[L49-L52] ensures #res!base != 0;
[L49-L53] ensures #length == old(#length)[#res!base := ~size];
[L10] ~p~1 := #t~malloc0;
[L11] ~q~1 := ~p~1;
[L14] #t~short2 := ~q~1!offset < { base: ~p~1!base, offset: ~p~1!offset + 400 }!offset;
[L15] COND TRUE #t~short2
[L41] requires #valid[#ptr!base];
- UnprovableResult [Line: 41]: Unable to prove that procedure precondition always holds and assertion always holds
Unable to prove that procedure precondition always holds and assertion always holds
Reason: abstract domain could reach this error location.
Possible FailurePath:
[L49-L54] modifies #valid, #length;
[L49] ensures old(#valid)[#res!base] == false;
[L49-L50] ensures #valid == old(#valid)[#res!base := true];
[L49-L51] ensures #res!offset == 0;
[L49-L52] ensures #res!base != 0;
[L49-L53] ensures #length == old(#length)[#res!base := ~size];
[L10] ~p~1 := #t~malloc0;
[L11] ~q~1 := ~p~1;
[L14] #t~short2 := ~q~1!offset < { base: ~p~1!base, offset: ~p~1!offset + 400 }!offset;
[L15] COND TRUE #t~short2
[L41] requires #valid[#ptr!base];
[L41-L42] requires #sizeOfReadType + #ptr!offset <= #length[#ptr!base];
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...