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/real-life/Elevator-Integer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:39:03,048 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:39:03,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:39:03,062 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:39:03,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:39:03,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:39:03,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:39:03,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:39:03,069 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:39:03,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:39:03,070 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:39:03,071 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:39:03,072 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:39:03,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:39:03,074 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:39:03,075 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:39:03,076 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:39:03,078 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:39:03,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:39:03,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:39:03,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:39:03,084 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:39:03,087 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:39:03,087 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:39:03,088 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:39:03,089 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:39:03,090 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:39:03,091 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:39:03,092 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:39:03,093 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:39:03,094 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:39:03,094 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:39:03,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:39:03,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:39:03,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:39:03,097 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:39:03,097 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 15:39:03,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:39:03,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:39:03,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:39:03,109 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:39:03,109 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:39:03,109 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:39:03,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:39:03,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:39:03,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:39:03,189 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:39:03,190 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:39:03,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2018-07-23 15:39:03,191 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2018-07-23 15:39:03,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:39:03,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:39:03,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:39:03,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:39:03,272 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:39:03,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/1) ... [2018-07-23 15:39:03,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:39:03,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:39:03,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:39:03,328 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:39:03,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (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 15:39:03,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2018-07-23 15:39:03,427 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2018-07-23 15:39:03,427 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2018-07-23 15:39:05,190 INFO L258 CfgBuilder]: Using library mode [2018-07-23 15:39:05,191 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:39:05 BoogieIcfgContainer [2018-07-23 15:39:05,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:39:05,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:39:05,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:39:05,197 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:39:05,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:39:03" (1/2) ... [2018-07-23 15:39:05,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c5eb829 and model type Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:39:05, skipping insertion in model container [2018-07-23 15:39:05,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:39:05" (2/2) ... [2018-07-23 15:39:05,201 INFO L112 eAbstractionObserver]: Analyzing ICFG Elevator-Integer.bpl [2018-07-23 15:39:05,211 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:39:05,219 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:39:05,268 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:39:05,269 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:39:05,269 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:39:05,269 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:39:05,269 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:39:05,270 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:39:05,270 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:39:05,270 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:39:05,271 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:39:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 15:39:05,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 15:39:05,295 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:39:05,297 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 15:39:05,297 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ElevatorErr0AssertViolationASSERT]=== [2018-07-23 15:39:05,303 INFO L82 PathProgramCache]: Analyzing trace with hash 35564, now seen corresponding path program 1 times [2018-07-23 15:39:05,310 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:39:09,131 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: what to do with the great unknown? at de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:388) 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:406) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-07-23 15:39:09,134 INFO L168 Benchmark]: Toolchain (without parser) took 5864.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-07-23 15:39:09,137 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:39:09,137 INFO L168 Benchmark]: Boogie Preprocessor took 55.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:39:09,138 INFO L168 Benchmark]: RCFGBuilder took 1864.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-23 15:39:09,140 INFO L168 Benchmark]: TraceAbstraction took 3940.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2018-07-23 15:39:09,144 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 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 55.61 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 1864.03 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3940.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: what to do with the great unknown? de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: what to do with the great unknown?: de.uni_freiburg.informatik.ultimate.lib.pdr.Pdr.blockingPhase(Pdr.java:388) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Elevator-Integer.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-39-09-157.csv Received shutdown request...