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_oct.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 16:14:49,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 16:14:49,561 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 16:14:49,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 16:14:49,579 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 16:14:49,581 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 16:14:49,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 16:14:49,585 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 16:14:49,587 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 16:14:49,596 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 16:14:49,597 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-31 16:14:49,636 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 [2019-01-31 16:14:49,657 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 16:14:49,657 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 16:14:49,658 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 16:14:49,658 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 16:14:49,658 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 16:14:49,659 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 16:14:49,659 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 16:14:49,659 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 16:14:49,659 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 16:14:49,659 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-31 16:14:49,660 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 16:14:49,660 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 16:14:49,660 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 16:14:49,660 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 16:14:49,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 16:14:49,661 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 16:14:49,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 16:14:49,661 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 16:14:49,662 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 16:14:49,663 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 16:14:49,663 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 16:14:49,663 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 16:14:49,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 16:14:49,663 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 16:14:49,664 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 16:14:49,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 16:14:49,664 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 16:14:49,664 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 16:14:49,664 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 16:14:49,664 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 16:14:49,665 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 16:14:49,665 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 16:14:49,665 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 16:14:49,665 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 16:14:49,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 16:14:49,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 16:14:49,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 16:14:49,711 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 16:14:49,712 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 16:14:49,713 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2019-01-31 16:14:49,713 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2019-01-31 16:14:49,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 16:14:49,751 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 16:14:49,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 16:14:49,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 16:14:49,752 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 16:14:49,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,785 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-31 16:14:49,785 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-31 16:14:49,785 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-31 16:14:49,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 16:14:49,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 16:14:49,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 16:14:49,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 16:14:49,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (1/1) ... [2019-01-31 16:14:49,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 16:14:49,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 16:14:49,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 16:14:49,811 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 16:14:49,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 04:14:49" (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 [2019-01-31 16:14:49,881 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-01-31 16:14:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-31 16:14:49,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-31 16:14:50,180 INFO L278 CfgBuilder]: Using library mode [2019-01-31 16:14:50,181 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-31 16:14:50,182 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:14:50 BoogieIcfgContainer [2019-01-31 16:14:50,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 16:14:50,183 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 16:14:50,183 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 16:14:50,184 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 16:14:50,184 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:14:50" (1/1) ... [2019-01-31 16:14:50,246 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 16:15:29,212 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-01-31 16:15:29,217 INFO L272 AbstractInterpreter]: Visited 7 different actions 50 times. Merged at 3 different actions 31 times. Widened at 1 different actions 9 times. Found 7 fixpoints after 4 different actions. Largest state had 0 variables. [2019-01-31 16:15:29,219 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-31 16:15:29,221 INFO L168 Benchmark]: Toolchain (without parser) took 39471.00 ms. Allocated memory was 141.0 MB in the beginning and 528.0 MB in the end (delta: 386.9 MB). Free memory was 108.5 MB in the beginning and 226.4 MB in the end (delta: -117.9 MB). Peak memory consumption was 269.0 MB. Max. memory is 7.1 GB. [2019-01-31 16:15:29,223 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 109.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 16:15:29,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.66 ms. Allocated memory is still 141.0 MB. Free memory was 108.3 MB in the beginning and 106.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-01-31 16:15:29,225 INFO L168 Benchmark]: Boogie Preprocessor took 22.26 ms. Allocated memory is still 141.0 MB. Free memory was 106.4 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-31 16:15:29,226 INFO L168 Benchmark]: RCFGBuilder took 371.55 ms. Allocated memory is still 141.0 MB. Free memory was 105.3 MB in the beginning and 95.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-01-31 16:15:29,227 INFO L168 Benchmark]: Abstract Interpretation took 39036.51 ms. Allocated memory was 141.0 MB in the beginning and 528.0 MB in the end (delta: 386.9 MB). Free memory was 95.1 MB in the beginning and 226.4 MB in the end (delta: -131.3 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. [2019-01-31 16:15:29,231 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 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 109.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 36.66 ms. Allocated memory is still 141.0 MB. Free memory was 108.3 MB in the beginning and 106.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.26 ms. Allocated memory is still 141.0 MB. Free memory was 106.4 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 371.55 ms. Allocated memory is still 141.0 MB. Free memory was 105.3 MB in the beginning and 95.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 39036.51 ms. Allocated memory was 141.0 MB in the beginning and 528.0 MB in the end (delta: 386.9 MB). Free memory was 95.1 MB in the beginning and 226.4 MB in the end (delta: -131.3 MB). Peak memory consumption was 255.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 27]: assertion always holds For all program executions holds that assertion always holds at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...