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_oct.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1ae3202 [2019-03-04 17:11:01,455 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-04 17:11:01,458 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-04 17:11:01,475 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-04 17:11:01,475 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-04 17:11:01,476 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-04 17:11:01,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-04 17:11:01,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-04 17:11:01,483 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-04 17:11:01,483 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-04 17:11:01,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-03-04 17:11:01,509 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-03-04 17:11:01,521 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-04 17:11:01,521 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-04 17:11:01,522 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-03-04 17:11:01,522 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-03-04 17:11:01,523 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-03-04 17:11:01,523 INFO L133 SettingsManager]: * User list type=DISABLED [2019-03-04 17:11:01,523 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-03-04 17:11:01,523 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-03-04 17:11:01,523 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-03-04 17:11:01,524 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-03-04 17:11:01,524 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-03-04 17:11:01,524 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-03-04 17:11:01,524 INFO L133 SettingsManager]: * Interval Domain=false [2019-03-04 17:11:01,525 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-04 17:11:01,525 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-04 17:11:01,525 INFO L133 SettingsManager]: * Use SBE=true [2019-03-04 17:11:01,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-04 17:11:01,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-04 17:11:01,527 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-04 17:11:01,527 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-04 17:11:01,527 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-04 17:11:01,527 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-04 17:11:01,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-04 17:11:01,528 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-04 17:11:01,528 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-04 17:11:01,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-04 17:11:01,528 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-04 17:11:01,528 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-04 17:11:01,529 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-04 17:11:01,529 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-03-04 17:11:01,529 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-04 17:11:01,529 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-04 17:11:01,529 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-03-04 17:11:01,530 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-03-04 17:11:01,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-04 17:11:01,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-04 17:11:01,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-04 17:11:01,577 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-03-04 17:11:01,578 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-03-04 17:11:01,578 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl [2019-03-04 17:11:01,578 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LargeConstant-ForwardSuccess.bpl' [2019-03-04 17:11:01,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-04 17:11:01,605 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-03-04 17:11:01,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-04 17:11:01,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-04 17:11:01,606 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-04 17:11:01,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,638 WARN L165 Inliner]: Program contained no entry procedure! [2019-03-04 17:11:01,638 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-03-04 17:11:01,638 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-03-04 17:11:01,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-04 17:11:01,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-04 17:11:01,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-04 17:11:01,641 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-04 17:11:01,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-04 17:11:01,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-04 17:11:01,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-04 17:11:01,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-04 17:11:01,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 05:11:01" (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 [2019-03-04 17:11:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-03-04 17:11:01,728 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-03-04 17:11:01,905 INFO L278 CfgBuilder]: Using library mode [2019-03-04 17:11:01,905 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-03-04 17:11:01,907 INFO L202 PluginConnector]: Adding new model LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 05:11:01 BoogieIcfgContainer [2019-03-04 17:11:01,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-04 17:11:01,908 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-03-04 17:11:01,908 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-03-04 17:11:01,908 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-03-04 17:11:01,909 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "LargeConstant-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 05:11:01" (1/1) ... [2019-03-04 17:11:01,967 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-03-04 17:11:03,061 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-03-04 17:11:03,082 INFO L272 AbstractInterpreter]: Visited 4 different actions 19 times. Merged at 2 different actions 10 times. Widened at 1 different actions 3 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-03-04 17:11:03,085 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-03-04 17:11:03,086 INFO L168 Benchmark]: Toolchain (without parser) took 1481.08 ms. Allocated memory was 134.7 MB in the beginning and 197.7 MB in the end (delta: 62.9 MB). Free memory was 109.0 MB in the beginning and 87.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-03-04 17:11:03,088 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 134.7 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-03-04 17:11:03,089 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 107.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-03-04 17:11:03,090 INFO L168 Benchmark]: Boogie Preprocessor took 20.63 ms. Allocated memory is still 134.7 MB. Free memory was 107.1 MB in the beginning and 105.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-03-04 17:11:03,092 INFO L168 Benchmark]: RCFGBuilder took 245.11 ms. Allocated memory is still 134.7 MB. Free memory was 105.8 MB in the beginning and 97.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-03-04 17:11:03,093 INFO L168 Benchmark]: Abstract Interpretation took 1177.31 ms. Allocated memory was 134.7 MB in the beginning and 197.7 MB in the end (delta: 62.9 MB). Free memory was 97.5 MB in the beginning and 87.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. [2019-03-04 17:11:03,098 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 0.15 ms. Allocated memory is still 134.7 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 134.7 MB. Free memory was 108.8 MB in the beginning and 107.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.63 ms. Allocated memory is still 134.7 MB. Free memory was 107.1 MB in the beginning and 105.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 245.11 ms. Allocated memory is still 134.7 MB. Free memory was 105.8 MB in the beginning and 97.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1177.31 ms. Allocated memory was 134.7 MB in the beginning and 197.7 MB in the end (delta: 62.9 MB). Free memory was 97.5 MB in the beginning and 87.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 72.8 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; [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; [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...