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/regression/2PhaseButNo2Nested.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:52:37,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:52:37,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:52:37,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:52:37,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:52:37,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:52:37,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:52:37,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:52:37,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:52:37,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:52:37,087 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:52:37,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:52:37,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:52:37,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:52:37,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:52:37,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:52:37,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:52:37,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:52:37,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:52:37,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:52:37,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:52:37,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:52:37,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:52:37,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:52:37,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:52:37,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:52:37,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:52:37,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:52:37,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:52:37,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:52:37,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:52:37,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:52:37,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:52:37,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:52:37,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:52:37,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:52:37,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:52:37,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:52:37,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:52:37,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:52:37,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:52:37,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:52:37,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:52:37,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:52:37,182 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:52:37,186 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:52:37,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2PhaseButNo2Nested.bpl [2019-08-05 09:52:37,187 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/2PhaseButNo2Nested.bpl' [2019-08-05 09:52:37,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:52:37,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:52:37,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:37,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:52:37,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:52:37,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,258 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:52:37,259 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:52:37,259 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:52:37,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:37,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:52:37,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:52:37,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:52:37,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/1) ... [2019-08-05 09:52:37,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:52:37,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:52:37,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:52:37,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:52:37,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (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 09:52:37,357 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 09:52:37,358 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 09:52:37,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 09:52:37,662 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:52:37,662 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 09:52:37,663 INFO L202 PluginConnector]: Adding new model 2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:37 BoogieIcfgContainer [2019-08-05 09:52:37,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:52:37,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:52:37,665 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:52:37,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:52:37,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:37" (1/2) ... [2019-08-05 09:52:37,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e570738 and model type 2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:52:37, skipping insertion in model container [2019-08-05 09:52:37,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:37" (2/2) ... [2019-08-05 09:52:37,671 INFO L109 eAbstractionObserver]: Analyzing ICFG 2PhaseButNo2Nested.bpl [2019-08-05 09:52:37,681 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:52:37,688 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-08-05 09:52:37,704 INFO L252 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-08-05 09:52:37,728 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:52:37,729 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:52:37,729 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:52:37,729 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:52:37,730 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:52:37,730 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:52:37,730 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:52:37,730 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:52:37,730 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:52:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2019-08-05 09:52:37,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 09:52:37,755 INFO L202 PluginConnector]: Adding new model 2PhaseButNo2Nested.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:52:37 BoogieIcfgContainer [2019-08-05 09:52:37,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:52:37,758 INFO L168 Benchmark]: Toolchain (without parser) took 534.37 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 90.3 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:37,759 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 09:52:37,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.04 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:37,762 INFO L168 Benchmark]: Boogie Preprocessor took 21.47 ms. Allocated memory is still 132.1 MB. Free memory was 107.5 MB in the beginning and 106.6 MB in the end (delta: 933.7 kB). Peak memory consumption was 933.7 kB. Max. memory is 7.1 GB. [2019-08-05 09:52:37,763 INFO L168 Benchmark]: RCFGBuilder took 379.16 ms. Allocated memory is still 132.1 MB. Free memory was 106.6 MB in the beginning and 96.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:37,764 INFO L168 Benchmark]: TraceAbstraction took 91.20 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 90.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:37,769 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 0.21 ms. Allocated memory is still 132.1 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.04 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.47 ms. Allocated memory is still 132.1 MB. Free memory was 107.5 MB in the beginning and 106.6 MB in the end (delta: 933.7 kB). Peak memory consumption was 933.7 kB. Max. memory is 7.1 GB. * RCFGBuilder took 379.16 ms. Allocated memory is still 132.1 MB. Free memory was 106.6 MB in the beginning and 96.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 91.20 ms. Allocated memory is still 132.1 MB. Free memory was 96.0 MB in the beginning and 90.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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...