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/PointerIncrement-simplified02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0302a3f [2019-02-25 16:08:09,754 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-25 16:08:09,756 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-25 16:08:09,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-25 16:08:09,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-25 16:08:09,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-25 16:08:09,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-25 16:08:09,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-25 16:08:09,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-25 16:08:09,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-25 16:08:09,777 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-25 16:08:09,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-25 16:08:09,779 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-25 16:08:09,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-25 16:08:09,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-25 16:08:09,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-25 16:08:09,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-25 16:08:09,785 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-25 16:08:09,787 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-25 16:08:09,789 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-25 16:08:09,790 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-25 16:08:09,791 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-25 16:08:09,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-25 16:08:09,794 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-25 16:08:09,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-25 16:08:09,796 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-25 16:08:09,797 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-25 16:08:09,798 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-25 16:08:09,799 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-25 16:08:09,800 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-25 16:08:09,800 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-25 16:08:09,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2019-02-25 16:08:09,803 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 [2019-02-25 16:08:09,831 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-25 16:08:09,832 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-25 16:08:09,833 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-25 16:08:09,833 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-25 16:08:09,836 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-25 16:08:09,836 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-25 16:08:09,836 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-25 16:08:09,836 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-25 16:08:09,837 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-25 16:08:09,837 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-25 16:08:09,837 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-25 16:08:09,837 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2019-02-25 16:08:09,837 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-25 16:08:09,838 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-25 16:08:09,839 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-25 16:08:09,839 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-25 16:08:09,839 INFO L133 SettingsManager]: * Use SBE=true [2019-02-25 16:08:09,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-25 16:08:09,839 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-25 16:08:09,840 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-25 16:08:09,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-25 16:08:09,840 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-25 16:08:09,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-25 16:08:09,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-25 16:08:09,841 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-25 16:08:09,842 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-25 16:08:09,842 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-25 16:08:09,843 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-25 16:08:09,843 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-25 16:08:09,843 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-25 16:08:09,843 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-25 16:08:09,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-25 16:08:09,845 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-25 16:08:09,845 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-25 16:08:09,845 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-25 16:08:09,845 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-25 16:08:09,845 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-25 16:08:09,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-25 16:08:09,846 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-25 16:08:09,846 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-25 16:08:09,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-25 16:08:09,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-25 16:08:09,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-25 16:08:09,919 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-25 16:08:09,919 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-25 16:08:09,920 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl [2019-02-25 16:08:09,920 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl' [2019-02-25 16:08:09,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-25 16:08:09,970 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-25 16:08:09,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-25 16:08:09,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-25 16:08:09,971 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-25 16:08:09,985 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,001 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,010 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-25 16:08:10,010 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-25 16:08:10,010 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-25 16:08:10,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-25 16:08:10,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-25 16:08:10,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-25 16:08:10,029 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-25 16:08:10,040 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,041 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,042 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,042 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,048 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,053 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,054 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 04:08:09" (1/1) ... [2019-02-25 16:08:10,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-25 16:08:10,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-25 16:08:10,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-25 16:08:10,059 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-25 16:08:10,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.02 04:08:09" (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 [2019-02-25 16:08:10,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-02-25 16:08:10,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-02-25 16:08:10,139 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-02-25 16:08:10,445 INFO L278 CfgBuilder]: Using library mode [2019-02-25 16:08:10,445 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-02-25 16:08:10,446 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.02 04:08:10 BoogieIcfgContainer [2019-02-25 16:08:10,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-25 16:08:10,447 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-25 16:08:10,448 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-25 16:08:10,448 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-25 16:08:10,449 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 04:08:10" (1/1) ... [2019-02-25 16:08:10,501 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-25 16:08:10,711 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-25 16:08:10,730 INFO L272 AbstractInterpreter]: Visited 9 different actions 33 times. Merged at 7 different actions 21 times. Never widened. Performed 117 root evaluator evaluations with a maximum evaluation depth of 3. Performed 117 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-25 16:08:10,732 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-25 16:08:10,733 INFO L168 Benchmark]: Toolchain (without parser) took 764.57 ms. Allocated memory is still 134.7 MB. Free memory was 110.0 MB in the beginning and 87.5 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-02-25 16:08:10,735 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 134.7 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-25 16:08:10,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.15 ms. Allocated memory is still 134.7 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-02-25 16:08:10,737 INFO L168 Benchmark]: Boogie Preprocessor took 28.16 ms. Allocated memory is still 134.7 MB. Free memory was 107.5 MB in the beginning and 106.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-02-25 16:08:10,739 INFO L168 Benchmark]: RCFGBuilder took 389.42 ms. Allocated memory is still 134.7 MB. Free memory was 106.2 MB in the beginning and 96.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-02-25 16:08:10,740 INFO L168 Benchmark]: Abstract Interpretation took 284.62 ms. Allocated memory is still 134.7 MB. Free memory was 96.1 MB in the beginning and 87.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-02-25 16:08:10,746 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 0.18 ms. Allocated memory is still 134.7 MB. Free memory is still 110.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.15 ms. Allocated memory is still 134.7 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.16 ms. Allocated memory is still 134.7 MB. Free memory was 107.5 MB in the beginning and 106.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 389.42 ms. Allocated memory is still 134.7 MB. Free memory was 106.2 MB in the beginning and 96.1 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 284.62 ms. Allocated memory is still 134.7 MB. Free memory was 96.1 MB in the beginning and 87.5 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 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...