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/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a9d37a5-m [2019-02-28 11:08:25,475 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-28 11:08:25,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-28 11:08:25,490 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-28 11:08:25,490 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-28 11:08:25,491 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-28 11:08:25,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-28 11:08:25,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-28 11:08:25,497 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-28 11:08:25,498 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-28 11:08:25,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-28 11:08:25,528 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 [2019-02-28 11:08:25,544 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-28 11:08:25,545 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-28 11:08:25,546 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-28 11:08:25,546 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-28 11:08:25,546 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-28 11:08:25,547 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-28 11:08:25,547 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-28 11:08:25,547 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-28 11:08:25,547 INFO L133 SettingsManager]: * Explicit value domain=true [2019-02-28 11:08:25,547 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-28 11:08:25,548 INFO L133 SettingsManager]: * Octagon Domain=false [2019-02-28 11:08:25,548 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-28 11:08:25,549 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-28 11:08:25,549 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-28 11:08:25,550 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-28 11:08:25,550 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-28 11:08:25,550 INFO L133 SettingsManager]: * Use SBE=true [2019-02-28 11:08:25,550 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-28 11:08:25,550 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-28 11:08:25,551 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-28 11:08:25,552 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-28 11:08:25,553 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-28 11:08:25,553 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-28 11:08:25,553 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-28 11:08:25,553 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-28 11:08:25,554 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-28 11:08:25,554 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-28 11:08:25,554 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-28 11:08:25,555 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-28 11:08:25,555 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-28 11:08:25,555 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-28 11:08:25,555 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 11:08:25,555 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-28 11:08:25,556 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-28 11:08:25,557 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-28 11:08:25,557 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-28 11:08:25,557 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-28 11:08:25,557 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in [2019-02-28 11:08:25,557 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-28 11:08:25,558 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-28 11:08:25,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-28 11:08:25,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-28 11:08:25,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-28 11:08:25,625 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-28 11:08:25,625 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-28 11:08:25,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2019-02-28 11:08:25,626 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2019-02-28 11:08:25,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-28 11:08:25,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-28 11:08:25,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:25,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-28 11:08:25,660 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-28 11:08:25,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,695 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-28 11:08:25,695 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-28 11:08:25,695 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-28 11:08:25,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-28 11:08:25,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-28 11:08:25,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-28 11:08:25,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-28 11:08:25,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:25,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-28 11:08:25,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-28 11:08:25,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-28 11:08:25,721 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-28 11:08:25,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.02 11:08:25" (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:16092 -smt2 -in -t:20000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:16092 -smt2 -in -t:20000 [2019-02-28 11:08:25,793 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-02-28 11:08:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-02-28 11:08:25,988 INFO L278 CfgBuilder]: Using library mode [2019-02-28 11:08:25,988 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-02-28 11:08:25,990 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 11:08:25 BoogieIcfgContainer [2019-02-28 11:08:25,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-28 11:08:25,991 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-28 11:08:25,991 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-28 11:08:25,992 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-28 11:08:25,993 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.02 11:08:25" (1/1) ... [2019-02-28 11:08:26,037 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-28 11:08:26,443 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-28 11:08:26,464 INFO L272 AbstractInterpreter]: Visited 4 different actions 13 times. Merged at 2 different actions 6 times. Widened at 1 different actions 1 times. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-02-28 11:08:26,466 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-28 11:08:26,467 INFO L168 Benchmark]: Toolchain (without parser) took 808.59 ms. Allocated memory is still 135.8 MB. Free memory was 106.5 MB in the beginning and 78.0 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:26,470 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-28 11:08:26,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.83 ms. Allocated memory is still 135.8 MB. Free memory was 106.5 MB in the beginning and 104.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:26,472 INFO L168 Benchmark]: Boogie Preprocessor took 21.70 ms. Allocated memory is still 135.8 MB. Free memory was 104.7 MB in the beginning and 103.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:26,473 INFO L168 Benchmark]: RCFGBuilder took 269.80 ms. Allocated memory is still 135.8 MB. Free memory was 103.5 MB in the beginning and 95.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:26,475 INFO L168 Benchmark]: Abstract Interpretation took 475.16 ms. Allocated memory is still 135.8 MB. Free memory was 95.2 MB in the beginning and 78.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-02-28 11:08:26,481 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 0.19 ms. Allocated memory is still 135.8 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.83 ms. Allocated memory is still 135.8 MB. Free memory was 106.5 MB in the beginning and 104.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.70 ms. Allocated memory is still 135.8 MB. Free memory was 104.7 MB in the beginning and 103.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 269.80 ms. Allocated memory is still 135.8 MB. Free memory was 103.5 MB in the beginning and 95.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 475.16 ms. Allocated memory is still 135.8 MB. Free memory was 95.2 MB in the beginning and 78.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 18]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L16] i := 0; [L18] assert i <= 1000; [L19] assume i + 4 < a[j]; [L20] assume a[5] == 1000; [L21] assume j > 4; [L22] assume j < 6; [L23] i := i + 4; [L18] assert i <= 1000; [L19] assume i + 4 < a[j]; [L20] assume a[5] == 1000; [L21] assume j > 4; [L22] assume j < 6; [L23] i := i + 4; [L18] assert i <= 1000; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...