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/quantifier/regression/bpl/ArrayIndexAndValue01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:42,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:42,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:42,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-05 12:17:42,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-05 12:17:42,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:42,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:42,555 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:42,556 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:42,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:42,557 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:42,557 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:42,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:42,558 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:42,558 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:42,558 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:42,558 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:42,559 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:42,559 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:42,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:42,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:42,562 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:42,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:42,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:42,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:42,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:42,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:42,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:42,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:42,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:42,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:42,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:42,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:42,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:42,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:42,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:42,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:42,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:42,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:42,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:42,567 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:42,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:42,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:42,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:42,567 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:42,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:42,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:42,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:42,638 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:42,639 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:42,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/ArrayIndexAndValue01.bpl [2019-08-05 12:17:42,640 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/ArrayIndexAndValue01.bpl' [2019-08-05 12:17:42,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:42,668 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:42,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:42,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:42,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:42,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:42,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:42,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:42,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:42,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (1/1) ... [2019-08-05 12:17:42,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:42,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:42,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:42,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:42,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:42" (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 [2019-08-05 12:17:42,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:42,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:43,038 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:43,039 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-05 12:17:43,040 INFO L202 PluginConnector]: Adding new model ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:43 BoogieIcfgContainer [2019-08-05 12:17:43,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:43,041 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:43,041 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:43,043 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:43,044 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "ArrayIndexAndValue01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:43" (1/1) ... [2019-08-05 12:17:43,075 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:43,185 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:17:43,207 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 20 root evaluator evaluations with a maximum evaluation depth of 4. Performed 20 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-08-05 12:17:43,207 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:43,210 INFO L168 Benchmark]: Toolchain (without parser) took 540.17 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 88.4 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:43,211 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:17:43,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.90 ms. Allocated memory is still 132.6 MB. Free memory was 106.2 MB in the beginning and 104.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:43,214 INFO L168 Benchmark]: Boogie Preprocessor took 26.07 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 103.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:43,215 INFO L168 Benchmark]: RCFGBuilder took 287.27 ms. Allocated memory is still 132.6 MB. Free memory was 103.2 MB in the beginning and 94.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:43,219 INFO L168 Benchmark]: Abstract Interpretation took 166.44 ms. Allocated memory is still 132.6 MB. Free memory was 94.3 MB in the beginning and 88.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:43,230 INFO L335 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 132.6 MB. Free memory is still 107.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 56.90 ms. Allocated memory is still 132.6 MB. Free memory was 106.2 MB in the beginning and 104.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.07 ms. Allocated memory is still 132.6 MB. Free memory was 104.5 MB in the beginning and 103.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 287.27 ms. Allocated memory is still 132.6 MB. Free memory was 103.2 MB in the beginning and 94.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 166.44 ms. Allocated memory is still 132.6 MB. Free memory was 94.3 MB in the beginning and 88.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 26]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L14] assume upper >= 0; [L15] a[upper] := 23; [L16] assume i <= upper; [L24] i := iin; [L25] COND TRUE a[i] != 23 [L26] assert i < upper; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...