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/real-life/divisibilityWithArray.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1de736e-m [2019-02-18 11:08:06,339 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-02-18 11:08:06,341 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-02-18 11:08:06,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-02-18 11:08:06,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-02-18 11:08:06,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-02-18 11:08:06,358 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-02-18 11:08:06,359 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-02-18 11:08:06,361 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-02-18 11:08:06,362 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-02-18 11:08:06,363 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-02-18 11:08:06,387 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 [2019-02-18 11:08:06,400 INFO L110 SettingsManager]: Loading preferences was successful [2019-02-18 11:08:06,400 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-02-18 11:08:06,401 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-02-18 11:08:06,401 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-02-18 11:08:06,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-02-18 11:08:06,402 INFO L133 SettingsManager]: * User list type=DISABLED [2019-02-18 11:08:06,402 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-02-18 11:08:06,402 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-02-18 11:08:06,402 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-02-18 11:08:06,403 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-02-18 11:08:06,403 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-02-18 11:08:06,403 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-02-18 11:08:06,403 INFO L133 SettingsManager]: * Interval Domain=false [2019-02-18 11:08:06,404 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-02-18 11:08:06,404 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-02-18 11:08:06,404 INFO L133 SettingsManager]: * Use SBE=true [2019-02-18 11:08:06,404 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-02-18 11:08:06,405 INFO L133 SettingsManager]: * sizeof long=4 [2019-02-18 11:08:06,405 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-02-18 11:08:06,405 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-02-18 11:08:06,405 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-02-18 11:08:06,405 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-02-18 11:08:06,406 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-02-18 11:08:06,406 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-02-18 11:08:06,406 INFO L133 SettingsManager]: * sizeof long double=12 [2019-02-18 11:08:06,406 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-02-18 11:08:06,406 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-02-18 11:08:06,407 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-02-18 11:08:06,407 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-02-18 11:08:06,407 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-02-18 11:08:06,407 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-02-18 11:08:06,407 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-02-18 11:08:06,408 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-02-18 11:08:06,409 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-02-18 11:08:06,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-02-18 11:08:06,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-02-18 11:08:06,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-02-18 11:08:06,489 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-02-18 11:08:06,490 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-02-18 11:08:06,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl [2019-02-18 11:08:06,491 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/divisibilityWithArray.bpl' [2019-02-18 11:08:06,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-02-18 11:08:06,520 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-02-18 11:08:06,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-02-18 11:08:06,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-02-18 11:08:06,521 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-02-18 11:08:06,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,555 WARN L165 Inliner]: Program contained no entry procedure! [2019-02-18 11:08:06,555 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-02-18 11:08:06,555 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-02-18 11:08:06,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-02-18 11:08:06,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-02-18 11:08:06,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-02-18 11:08:06,558 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-02-18 11:08:06,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-02-18 11:08:06,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-02-18 11:08:06,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-02-18 11:08:06,581 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-02-18 11:08:06,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.02 11:08:06" (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:8092 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-02-18 11:08:06,652 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-02-18 11:08:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-02-18 11:08:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-02-18 11:08:06,895 INFO L278 CfgBuilder]: Using library mode [2019-02-18 11:08:06,895 INFO L286 CfgBuilder]: Removed 0 assue(true) statements. [2019-02-18 11:08:06,897 INFO L202 PluginConnector]: Adding new model divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 11:08:06 BoogieIcfgContainer [2019-02-18 11:08:06,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-02-18 11:08:06,898 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-02-18 11:08:06,898 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-02-18 11:08:06,899 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-02-18 11:08:06,900 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "divisibilityWithArray.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 11:08:06" (1/1) ... [2019-02-18 11:08:06,946 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-02-18 11:08:08,196 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-02-18 11:08:08,216 INFO L272 AbstractInterpreter]: Visited 6 different actions 31 times. Merged at 5 different actions 25 times. Widened at 1 different actions 3 times. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2019-02-18 11:08:08,226 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-02-18 11:08:08,228 INFO L168 Benchmark]: Toolchain (without parser) took 1707.68 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 105.5 MB in the beginning and 108.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2019-02-18 11:08:08,232 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-02-18 11:08:08,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.75 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 103.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-02-18 11:08:08,235 INFO L168 Benchmark]: Boogie Preprocessor took 22.59 ms. Allocated memory is still 132.6 MB. Free memory was 103.6 MB in the beginning and 102.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-02-18 11:08:08,238 INFO L168 Benchmark]: RCFGBuilder took 316.43 ms. Allocated memory is still 132.6 MB. Free memory was 102.5 MB in the beginning and 93.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-02-18 11:08:08,240 INFO L168 Benchmark]: Abstract Interpretation took 1328.06 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 93.9 MB in the beginning and 108.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. [2019-02-18 11:08:08,247 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 0.20 ms. Allocated memory is still 132.6 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.75 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 103.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.59 ms. Allocated memory is still 132.6 MB. Free memory was 103.6 MB in the beginning and 102.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 316.43 ms. Allocated memory is still 132.6 MB. Free memory was 102.5 MB in the beginning and 93.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1328.06 ms. Allocated memory was 132.6 MB in the beginning and 195.6 MB in the end (delta: 62.9 MB). Free memory was 93.9 MB in the beginning and 108.5 MB in the end (delta: -14.5 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 30]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L23] assume n >= 0; [L24] a[n * 4] := 23; [L25] i := 0; [L26] COND TRUE a[i] != 23 [L29] i := i + 4; [L30] assert i <= n * 4; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...