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/20170304-DifficultPathPrograms/count_up_down.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:53:13,454 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:53:13,456 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:53:13,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:53:13,468 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:53:13,469 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:53:13,470 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:53:13,472 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:53:13,473 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:53:13,474 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:53:13,475 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:53:13,476 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:53:13,477 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:53:13,478 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:53:13,479 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:53:13,480 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:53:13,481 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:53:13,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:53:13,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:53:13,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:53:13,488 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:53:13,489 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:53:13,491 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:53:13,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:53:13,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:53:13,493 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:53:13,494 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:53:13,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:53:13,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:53:13,497 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:53:13,497 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:53:13,498 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:53:13,498 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:53:13,499 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:53:13,500 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:53:13,500 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:53:13,501 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 15:53:13,518 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:53:13,518 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:53:13,520 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:53:13,521 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:53:13,521 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:53:13,521 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:53:13,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:53:13,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:53:13,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:53:13,611 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:53:13,611 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:53:13,612 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl [2018-07-23 15:53:13,612 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl' [2018-07-23 15:53:13,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:53:13,660 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:53:13,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:53:13,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:53:13,662 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:53:13,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/1) ... [2018-07-23 15:53:13,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:53:13,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:53:13,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:53:13,702 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:53:13,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (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 15:53:13,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:53:13,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:53:14,069 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:53:14,071 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:53:14 BoogieIcfgContainer [2018-07-23 15:53:14,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:53:14,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:53:14,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:53:14,078 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:53:14,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:53:13" (1/2) ... [2018-07-23 15:53:14,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53746af1 and model type count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:53:14, skipping insertion in model container [2018-07-23 15:53:14,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:53:14" (2/2) ... [2018-07-23 15:53:14,083 INFO L112 eAbstractionObserver]: Analyzing ICFG count_up_down.i_3.bpl [2018-07-23 15:53:14,094 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:53:14,105 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:53:14,157 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:53:14,158 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:53:14,158 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:53:14,158 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:53:14,159 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:53:14,159 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:53:14,159 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:53:14,159 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:53:14,159 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:53:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:53:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:53:14,191 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:53:14,193 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:53:14,193 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:53:14,200 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 15:53:14,207 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:53:14,493 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:53:14,494 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:53:14,499 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:53:14,504 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:53:14,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:53:14,507 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 15:53:14,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:53:14,544 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 15:53:14,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:53:14,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 15:53:14,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:53:14,561 INFO L225 Difference]: With dead ends: 10 [2018-07-23 15:53:14,561 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 15:53:14,566 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:53:14,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 15:53:14,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 15:53:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 15:53:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 15:53:14,614 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 15:53:14,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:53:14,614 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 15:53:14,615 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:53:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 15:53:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 15:53:14,615 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:53:14,616 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 15:53:14,616 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:53:14,617 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 15:53:14,617 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:53:16,820 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-07-23 15:53:17,969 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-07-23 15:53:18,616 WARN L169 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-07-23 15:53:19,594 WARN L169 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-07-23 15:53:21,627 WARN L169 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-23 15:53:24,737 WARN L169 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 123 [2018-07-23 15:53:44,512 WARN L169 SmtUtils]: Spent 13.58 s on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 15:54:15,240 WARN L169 SmtUtils]: Spent 28.65 s on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 15:55:04,210 WARN L169 SmtUtils]: Spent 32.05 s on a formula simplification that was a NOOP. DAG size: 159 [2018-07-23 15:55:38,207 WARN L169 SmtUtils]: Spent 17.17 s on a formula simplification that was a NOOP. DAG size: 171 [2018-07-23 15:56:55,220 WARN L169 SmtUtils]: Spent 40.39 s on a formula simplification that was a NOOP. DAG size: 183 [2018-07-23 15:57:07,371 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-07-23 15:57:07,375 INFO L168 Benchmark]: Toolchain (without parser) took 233715.52 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -73.5 MB). Peak memory consumption was 47.6 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:07,376 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:57:07,377 INFO L168 Benchmark]: Boogie Preprocessor took 40.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:57:07,377 INFO L168 Benchmark]: RCFGBuilder took 369.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:07,378 INFO L168 Benchmark]: TraceAbstraction took 233301.92 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -94.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:07,383 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 40.03 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 369.27 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 233301.92 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 121.1 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -94.6 MB). Peak memory consumption was 26.5 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/count_up_down.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-57-07-396.csv Received shutdown request...