java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-23 14:01:39,549 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 14:01:39,551 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 14:01:39,563 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 14:01:39,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 14:01:39,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 14:01:39,565 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 14:01:39,567 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 14:01:39,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 14:01:39,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 14:01:39,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 14:01:39,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 14:01:39,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 14:01:39,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 14:01:39,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 14:01:39,575 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 14:01:39,576 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 14:01:39,578 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 14:01:39,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 14:01:39,582 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 14:01:39,583 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 14:01:39,584 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 14:01:39,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 14:01:39,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 14:01:39,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 14:01:39,588 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 14:01:39,589 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 14:01:39,590 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 14:01:39,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 14:01:39,596 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 14:01:39,596 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 14:01:39,597 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 14:01:39,599 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 14:01:39,600 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 14:01:39,601 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 14:01:39,601 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 14:01:39,602 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 14:01:39,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 14:01:39,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 14:01:39,611 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 14:01:39,611 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 14:01:39,611 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 14:01:39,612 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 14:01:39,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 14:01:39,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 14:01:39,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 14:01:39,682 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 14:01:39,682 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 14:01:39,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-07-23 14:01:39,683 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired01-BackwardSuccess.bpl' [2018-07-23 14:01:39,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 14:01:39,739 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 14:01:39,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 14:01:39,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 14:01:39,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 14:01:39,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/1) ... [2018-07-23 14:01:39,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 14:01:39,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 14:01:39,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 14:01:39,794 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 14:01:39,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (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 [2018-07-23 14:01:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-07-23 14:01:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-07-23 14:01:40,075 INFO L258 CfgBuilder]: Using library mode [2018-07-23 14:01:40,076 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:01:40 BoogieIcfgContainer [2018-07-23 14:01:40,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 14:01:40,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 14:01:40,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 14:01:40,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 14:01:40,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:39" (1/2) ... [2018-07-23 14:01:40,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ef3d4b and model type DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:01:40, skipping insertion in model container [2018-07-23 14:01:40,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired01-BackwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:01:40" (2/2) ... [2018-07-23 14:01:40,085 INFO L112 eAbstractionObserver]: Analyzing ICFG DivisibilityInterpolantRequired01-BackwardSuccess.bpl [2018-07-23 14:01:40,095 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 14:01:40,102 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 14:01:40,149 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 14:01:40,150 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 14:01:40,150 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 14:01:40,151 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 14:01:40,151 INFO L376 AbstractCegarLoop]: Backedges is CANONICAL [2018-07-23 14:01:40,151 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 14:01:40,151 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 14:01:40,151 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 14:01:40,151 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 14:01:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-23 14:01:40,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 14:01:40,175 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 14:01:40,176 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 14:01:40,176 INFO L414 AbstractCegarLoop]: === Iteration 1 === [procErr0AssertViolationASSERT]=== [2018-07-23 14:01:40,182 INFO L82 PathProgramCache]: Analyzing trace with hash 967, now seen corresponding path program 1 times [2018-07-23 14:01:40,187 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 14:01:40,278 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:268) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:262) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.getInterpolants(WrapperScript.java:268) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.interpolateBinary(SmtUtils.java:1827) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.getInterpolant(Pdr.java:507) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:374) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.computePdr(Pdr.java:274) at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.(Pdr.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructPdr(TraceCheckConstructor.java:275) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:189) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:130) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:194) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:410) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:425) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:309) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:151) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-07-23 14:01:40,282 INFO L168 Benchmark]: Toolchain (without parser) took 543.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 14:01:40,284 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 14:01:40,285 INFO L168 Benchmark]: Boogie Preprocessor took 53.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 14:01:40,286 INFO L168 Benchmark]: RCFGBuilder took 283.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 14:01:40,288 INFO L168 Benchmark]: TraceAbstraction took 202.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 14:01:40,292 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 283.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 202.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:268) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired01-BackwardSuccess.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_14-01-40-304.csv Received shutdown request...