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/recursive/regression/bpl/wrongBFS-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:17:58,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:17:58,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:17:58,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:17:58,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:17:58,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:17:58,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:17:58,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:17:58,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:17:58,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:17:58,519 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:17:58,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:17:58,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:17:58,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:17:58,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:17:58,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:17:58,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:17:58,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:17:58,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:17:58,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:17:58,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:17:58,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:17:58,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:17:58,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:17:58,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:17:58,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:17:58,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:17:58,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:17:58,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:17:58,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:17:58,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:17:58,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:17:58,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:17:58,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:17:58,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:17:58,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:17:58,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:17:58,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:17:58,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:17:58,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:17:58,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:17:58,549 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 12:17:58,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:17:58,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:17:58,571 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:17:58,574 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:17:58,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:17:58,574 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:17:58,575 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:17:58,575 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:17:58,575 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:17:58,575 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:17:58,575 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:17:58,576 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:17:58,576 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:17:58,576 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:17:58,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:17:58,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:17:58,579 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:17:58,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:17:58,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:17:58,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:17:58,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:17:58,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:17:58,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:17:58,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:17:58,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:17:58,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:17:58,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:17:58,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:17:58,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:17:58,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:17:58,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:17:58,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:17:58,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:17:58,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:17:58,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:17:58,584 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:17:58,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:17:58,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:17:58,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:17:58,585 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:17:58,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:17:58,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:17:58,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:17:58,660 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:17:58,661 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:17:58,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/wrongBFS-Safe.bpl [2019-08-05 12:17:58,662 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/recursive/regression/bpl/wrongBFS-Safe.bpl' [2019-08-05 12:17:58,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:17:58,696 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:17:58,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:58,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:17:58,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:17:58,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:17:58,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:17:58,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:17:58,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:17:58,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (1/1) ... [2019-08-05 12:17:58,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:17:58,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:17:58,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:17:58,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:17:58,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:17:58" (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 12:17:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure u [2019-08-05 12:17:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure u [2019-08-05 12:17:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:17:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:17:59,067 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:17:59,068 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:17:59,069 INFO L202 PluginConnector]: Adding new model wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:59 BoogieIcfgContainer [2019-08-05 12:17:59,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:17:59,070 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:17:59,071 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:17:59,071 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:17:59,072 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "wrongBFS-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:17:59" (1/1) ... [2019-08-05 12:17:59,103 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:17:59,214 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-08-05 12:17:59,226 INFO L272 AbstractInterpreter]: Visited 12 different actions 16 times. Never merged. Never widened. Performed 19 root evaluator evaluations with a maximum evaluation depth of 3. Performed 19 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 2 variables. [2019-08-05 12:17:59,226 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:17:59,231 INFO L168 Benchmark]: Toolchain (without parser) took 532.25 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 91.2 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,234 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 135.3 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.82 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 107.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,238 INFO L168 Benchmark]: Boogie Preprocessor took 25.88 ms. Allocated memory is still 135.3 MB. Free memory was 107.7 MB in the beginning and 106.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,240 INFO L168 Benchmark]: RCFGBuilder took 306.26 ms. Allocated memory is still 135.3 MB. Free memory was 106.6 MB in the beginning and 97.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,241 INFO L168 Benchmark]: Abstract Interpretation took 156.05 ms. Allocated memory is still 135.3 MB. Free memory was 97.5 MB in the beginning and 91.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:17:59,247 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 0.17 ms. Allocated memory is still 135.3 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.82 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 107.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.88 ms. Allocated memory is still 135.3 MB. Free memory was 107.7 MB in the beginning and 106.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 306.26 ms. Allocated memory is still 135.3 MB. Free memory was 106.6 MB in the beginning and 97.7 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 156.05 ms. Allocated memory is still 135.3 MB. Free memory was 97.5 MB in the beginning and 91.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 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: 20]: 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...