java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/lassos/DivisionTerminating.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:53:18,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:53:18,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:53:18,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:53:18,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:53:18,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:53:18,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:53:18,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:53:18,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:53:18,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:53:18,423 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:53:18,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:53:18,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:53:18,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:53:18,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:53:18,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:53:18,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:53:18,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:53:18,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:53:18,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:53:18,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:53:18,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:53:18,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:53:18,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:53:18,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:53:18,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:53:18,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:53:18,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:53:18,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:53:18,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:53:18,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:53:18,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:53:18,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:53:18,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:53:18,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:53:18,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:53:18,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:53:18,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:53:18,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:53:18,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:53:18,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:53:18,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:53:18,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:53:18,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:53:18,546 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:53:18,546 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:53:18,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/DivisionTerminating.bpl [2019-08-05 09:53:18,548 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/DivisionTerminating.bpl' [2019-08-05 09:53:18,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:53:18,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:53:18,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:18,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:53:18,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:53:18,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,623 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:53:18,624 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:53:18,624 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:53:18,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:53:18,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:53:18,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:53:18,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:53:18,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/1) ... [2019-08-05 09:53:18,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:53:18,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:53:18,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:53:18,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:53:18,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-05 09:53:18,718 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 09:53:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 09:53:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 09:53:18,860 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:53:18,860 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 09:53:18,862 INFO L202 PluginConnector]: Adding new model DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:18 BoogieIcfgContainer [2019-08-05 09:53:18,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:53:18,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:53:18,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:53:18,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:53:18,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:53:18" (1/2) ... [2019-08-05 09:53:18,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166051a and model type DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:53:18, skipping insertion in model container [2019-08-05 09:53:18,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:53:18" (2/2) ... [2019-08-05 09:53:18,870 INFO L109 eAbstractionObserver]: Analyzing ICFG DivisionTerminating.bpl [2019-08-05 09:53:18,880 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:53:18,887 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-08-05 09:53:18,903 INFO L252 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-08-05 09:53:18,928 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:53:18,929 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:53:18,929 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:53:18,929 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:53:18,929 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:53:18,929 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:53:18,930 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:53:18,930 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:53:18,930 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:53:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2019-08-05 09:53:18,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 09:53:18,953 INFO L202 PluginConnector]: Adding new model DivisionTerminating.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:53:18 BoogieIcfgContainer [2019-08-05 09:53:18,953 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:53:18,956 INFO L168 Benchmark]: Toolchain (without parser) took 370.76 ms. Allocated memory is still 140.0 MB. Free memory was 107.2 MB in the beginning and 89.4 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:18,956 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.68 ms. Allocated memory is still 140.0 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 09:53:18,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.68 ms. Allocated memory is still 140.0 MB. Free memory was 107.2 MB in the beginning and 105.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:18,959 INFO L168 Benchmark]: Boogie Preprocessor took 25.81 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:18,960 INFO L168 Benchmark]: RCFGBuilder took 208.87 ms. Allocated memory is still 140.0 MB. Free memory was 104.2 MB in the beginning and 95.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:18,961 INFO L168 Benchmark]: TraceAbstraction took 89.52 ms. Allocated memory is still 140.0 MB. Free memory was 95.5 MB in the beginning and 89.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-08-05 09:53:18,966 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 0.68 ms. Allocated memory is still 140.0 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.68 ms. Allocated memory is still 140.0 MB. Free memory was 107.2 MB in the beginning and 105.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.81 ms. Allocated memory is still 140.0 MB. Free memory was 105.5 MB in the beginning and 104.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 208.87 ms. Allocated memory is still 140.0 MB. Free memory was 104.2 MB in the beginning and 95.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 89.52 ms. Allocated memory is still 140.0 MB. Free memory was 95.5 MB in the beginning and 89.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...