java -ea -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/PointerIncrement-simplified02.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0302a3f [2019-02-27 13:42:54,480 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-27 13:42:54,482 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-27 13:42:54,494 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-27 13:42:54,494 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-27 13:42:54,495 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-27 13:42:54,497 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-27 13:42:54,498 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-27 13:42:54,500 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-27 13:42:54,501 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-27 13:42:54,502 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-02-27 13:42:54,502 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-02-27 13:42:54,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-02-27 13:42:54,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-02-27 13:42:54,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-02-27 13:42:54,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-02-27 13:42:54,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-02-27 13:42:54,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-02-27 13:42:54,511 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-02-27 13:42:54,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-02-27 13:42:54,514 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-02-27 13:42:54,516 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-02-27 13:42:54,518 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-02-27 13:42:54,519 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-02-27 13:42:54,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-02-27 13:42:54,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-02-27 13:42:54,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-02-27 13:42:54,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-02-27 13:42:54,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-02-27 13:42:54,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-02-27 13:42:54,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-02-27 13:42:54,525 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-02-27 13:42:54,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-02-27 13:42:54,526 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-02-27 13:42:54,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-02-27 13:42:54,528 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-02-27 13:42:54,528 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 [2019-02-27 13:42:54,553 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-27 13:42:54,554 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-27 13:42:54,554 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-27 13:42:54,555 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-27 13:42:54,555 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-27 13:42:54,555 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-27 13:42:54,555 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-27 13:42:54,555 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-27 13:42:54,556 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-27 13:42:54,556 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-27 13:42:54,556 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-27 13:42:54,556 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-27 13:42:54,556 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-27 13:42:54,557 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-27 13:42:54,557 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-27 13:42:54,558 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-27 13:42:54,558 INFO L133 SettingsManager]: * Use SBE=true [2019-02-27 13:42:54,558 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-27 13:42:54,558 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-27 13:42:54,558 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-27 13:42:54,559 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-27 13:42:54,560 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-27 13:42:54,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-27 13:42:54,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-27 13:42:54,560 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-27 13:42:54,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-27 13:42:54,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-02-27 13:42:54,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-27 13:42:54,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-27 13:42:54,561 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-27 13:42:54,561 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-27 13:42:54,562 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-27 13:42:54,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-02-27 13:42:54,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-27 13:42:54,562 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-27 13:42:54,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-27 13:42:54,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-27 13:42:54,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-27 13:42:54,606 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-27 13:42:54,606 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-27 13:42:54,607 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl [2019-02-27 13:42:54,607 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified02.bpl' [2019-02-27 13:42:54,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-27 13:42:54,646 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-27 13:42:54,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-27 13:42:54,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-27 13:42:54,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-27 13:42:54,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,683 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-27 13:42:54,684 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-27 13:42:54,684 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-27 13:42:54,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-27 13:42:54,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-27 13:42:54,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-27 13:42:54,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-27 13:42:54,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (1/1) ... [2019-02-27 13:42:54,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-27 13:42:54,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-27 13:42:54,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-27 13:42:54,725 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-27 13:42:54,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 27.02 01:42:54" (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 [2019-02-27 13:42:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-02-27 13:42:54,799 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-02-27 13:42:54,799 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-02-27 13:42:55,262 INFO L278 CfgBuilder]: Using library mode [2019-02-27 13:42:55,262 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-02-27 13:42:55,263 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.02 01:42:55 BoogieIcfgContainer [2019-02-27 13:42:55,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-27 13:42:55,264 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-27 13:42:55,264 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-27 13:42:55,265 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-27 13:42:55,265 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "PointerIncrement-simplified02.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.02 01:42:55" (1/1) ... [2019-02-27 13:42:55,300 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-27 13:43:06,147 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-27 13:43:06,164 INFO L272 AbstractInterpreter]: Visited 9 different actions 25 times. Merged at 7 different actions 14 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-27 13:43:06,166 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-27 13:43:06,167 INFO L168 Benchmark]: Toolchain (without parser) took 11521.89 ms. Allocated memory was 140.0 MB in the beginning and 328.2 MB in the end (delta: 188.2 MB). Free memory was 107.0 MB in the beginning and 169.2 MB in the end (delta: -62.2 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. [2019-02-27 13:43:06,169 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.0 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-27 13:43:06,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.03 ms. Allocated memory is still 140.0 MB. Free memory was 107.0 MB in the beginning and 104.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-02-27 13:43:06,171 INFO L168 Benchmark]: Boogie Preprocessor took 23.04 ms. Allocated memory is still 140.0 MB. Free memory was 104.9 MB in the beginning and 103.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-02-27 13:43:06,172 INFO L168 Benchmark]: RCFGBuilder took 538.71 ms. Allocated memory is still 140.0 MB. Free memory was 103.2 MB in the beginning and 91.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-02-27 13:43:06,173 INFO L168 Benchmark]: Abstract Interpretation took 10901.70 ms. Allocated memory was 140.0 MB in the beginning and 328.2 MB in the end (delta: 188.2 MB). Free memory was 91.7 MB in the beginning and 169.2 MB in the end (delta: -77.5 MB). Peak memory consumption was 110.7 MB. Max. memory is 7.1 GB. [2019-02-27 13:43:06,178 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.0 MB. Free memory is still 108.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 54.03 ms. Allocated memory is still 140.0 MB. Free memory was 107.0 MB in the beginning and 104.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.04 ms. Allocated memory is still 140.0 MB. Free memory was 104.9 MB in the beginning and 103.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 538.71 ms. Allocated memory is still 140.0 MB. Free memory was 103.2 MB in the beginning and 91.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 10901.70 ms. Allocated memory was 140.0 MB in the beginning and 328.2 MB in the end (delta: 188.2 MB). Free memory was 91.7 MB in the beginning and 169.2 MB in the end (delta: -77.5 MB). Peak memory consumption was 110.7 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...