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/nonlinear/Power2-Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-23 14:01:49,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 14:01:49,091 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 14:01:49,108 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 14:01:49,108 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 14:01:49,109 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 14:01:49,111 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 14:01:49,114 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 14:01:49,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 14:01:49,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 14:01:49,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 14:01:49,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 14:01:49,120 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 14:01:49,121 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 14:01:49,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 14:01:49,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 14:01:49,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 14:01:49,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 14:01:49,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 14:01:49,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 14:01:49,142 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 14:01:49,143 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 14:01:49,148 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 14:01:49,148 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 14:01:49,148 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 14:01:49,150 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 14:01:49,152 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 14:01:49,152 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 14:01:49,153 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 14:01:49,154 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 14:01:49,154 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 14:01:49,155 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 14:01:49,155 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 14:01:49,155 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 14:01:49,156 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 14:01:49,157 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 14:01:49,157 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 14:01:49,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 14:01:49,171 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 14:01:49,172 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 14:01:49,172 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 14:01:49,172 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 14:01:49,176 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 14:01:49,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 14:01:49,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 14:01:49,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 14:01:49,258 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 14:01:49,259 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 14:01:49,260 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power2-Unsafe.bpl [2018-07-23 14:01:49,260 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power2-Unsafe.bpl' [2018-07-23 14:01:49,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 14:01:49,299 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 14:01:49,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 14:01:49,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 14:01:49,300 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 14:01:49,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/1) ... [2018-07-23 14:01:49,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 14:01:49,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 14:01:49,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 14:01:49,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 14:01:49,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (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: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 14:01:49,430 INFO L124 BoogieDeclarations]: Specification and implementation of procedure power given in one single declaration [2018-07-23 14:01:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure power [2018-07-23 14:01:49,430 INFO L138 BoogieDeclarations]: Found implementation of procedure power [2018-07-23 14:01:49,483 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 14:01:49,657 INFO L258 CfgBuilder]: Using library mode [2018-07-23 14:01:49,658 INFO L202 PluginConnector]: Adding new model Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:01:49 BoogieIcfgContainer [2018-07-23 14:01:49,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 14:01:49,660 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 14:01:49,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 14:01:49,666 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 14:01:49,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 02:01:49" (1/2) ... [2018-07-23 14:01:49,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42463465 and model type Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:01:49, skipping insertion in model container [2018-07-23 14:01:49,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Power2-Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:01:49" (2/2) ... [2018-07-23 14:01:49,672 INFO L112 eAbstractionObserver]: Analyzing ICFG Power2-Unsafe.bpl [2018-07-23 14:01:49,682 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 14:01:49,693 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 14:01:49,744 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 14:01:49,745 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 14:01:49,745 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 14:01:49,745 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 14:01:49,746 INFO L376 AbstractCegarLoop]: Backedges is CANONICAL [2018-07-23 14:01:49,746 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 14:01:49,746 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 14:01:49,746 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 14:01:49,746 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 14:01:49,763 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 14:01:49,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 14:01:49,779 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 14:01:49,780 INFO L357 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 14:01:49,781 INFO L414 AbstractCegarLoop]: === Iteration 1 === [powerErr0EnsuresViolationPOST_CONDITION]=== [2018-07-23 14:01:49,789 INFO L82 PathProgramCache]: Analyzing trace with hash 39627, now seen corresponding path program 1 times [2018-07-23 14:01:49,795 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 14:01:49,930 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 14:01:49,938 INFO L168 Benchmark]: Toolchain (without parser) took 639.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 14:01:49,941 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 14:01:49,942 INFO L168 Benchmark]: Boogie Preprocessor took 56.25 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 14:01:49,943 INFO L168 Benchmark]: RCFGBuilder took 302.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 14:01:49,946 INFO L168 Benchmark]: TraceAbstraction took 276.87 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 14:01:49,951 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 0.18 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 56.25 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 302.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 276.87 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. * 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/Power2-Unsafe.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_14-01-49-966.csv Received shutdown request...