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/Piecewise.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 09:52:35,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 09:52:35,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 09:52:35,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 09:52:35,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 09:52:35,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 09:52:35,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 09:52:35,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 09:52:35,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 09:52:35,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 09:52:35,834 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 09:52:35,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 09:52:35,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 09:52:35,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 09:52:35,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 09:52:35,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 09:52:35,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 09:52:35,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 09:52:35,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 09:52:35,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 09:52:35,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 09:52:35,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 09:52:35,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 09:52:35,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 09:52:35,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 09:52:35,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 09:52:35,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 09:52:35,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 09:52:35,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 09:52:35,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 09:52:35,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 09:52:35,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 09:52:35,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 09:52:35,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 09:52:35,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 09:52:35,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 09:52:35,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 09:52:35,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 09:52:35,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 09:52:35,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 09:52:35,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 09:52:35,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 09:52:35,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 09:52:35,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 09:52:35,908 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 09:52:35,908 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 09:52:35,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/Piecewise.bpl [2019-08-05 09:52:35,909 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/lassos/regression/Piecewise.bpl' [2019-08-05 09:52:35,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 09:52:35,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 09:52:35,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:35,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 09:52:35,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 09:52:35,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,974 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 09:52:35,974 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 09:52:35,974 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 09:52:35,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 09:52:35,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 09:52:35,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 09:52:35,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 09:52:35,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/1) ... [2019-08-05 09:52:35,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 09:52:35,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 09:52:35,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 09:52:35,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 09:52:36,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (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 09:52:36,069 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 09:52:36,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 09:52:36,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 09:52:36,453 INFO L275 CfgBuilder]: Using library mode [2019-08-05 09:52:36,454 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 09:52:36,455 INFO L202 PluginConnector]: Adding new model Piecewise.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:36 BoogieIcfgContainer [2019-08-05 09:52:36,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 09:52:36,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 09:52:36,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 09:52:36,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 09:52:36,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 09:52:35" (1/2) ... [2019-08-05 09:52:36,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f044a87 and model type Piecewise.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 09:52:36, skipping insertion in model container [2019-08-05 09:52:36,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Piecewise.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 09:52:36" (2/2) ... [2019-08-05 09:52:36,468 INFO L109 eAbstractionObserver]: Analyzing ICFG Piecewise.bpl [2019-08-05 09:52:36,480 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 09:52:36,491 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-08-05 09:52:36,508 INFO L252 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-08-05 09:52:36,539 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 09:52:36,539 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 09:52:36,540 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 09:52:36,540 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 09:52:36,540 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 09:52:36,540 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 09:52:36,541 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 09:52:36,541 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 09:52:36,541 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 09:52:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. [2019-08-05 09:52:36,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 09:52:36,568 INFO L202 PluginConnector]: Adding new model Piecewise.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 09:52:36 BoogieIcfgContainer [2019-08-05 09:52:36,569 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 09:52:36,572 INFO L168 Benchmark]: Toolchain (without parser) took 627.28 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 89.2 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,573 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.76 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 107.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,575 INFO L168 Benchmark]: Boogie Preprocessor took 20.80 ms. Allocated memory is still 139.5 MB. Free memory was 107.1 MB in the beginning and 106.2 MB in the end (delta: 969.8 kB). Peak memory consumption was 969.8 kB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,576 INFO L168 Benchmark]: RCFGBuilder took 456.70 ms. Allocated memory is still 139.5 MB. Free memory was 105.9 MB in the beginning and 95.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,577 INFO L168 Benchmark]: TraceAbstraction took 111.98 ms. Allocated memory is still 139.5 MB. Free memory was 94.8 MB in the beginning and 89.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-05 09:52:36,582 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 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 110.3 MB in the beginning and 110.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 32.76 ms. Allocated memory is still 139.5 MB. Free memory was 109.0 MB in the beginning and 107.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.80 ms. Allocated memory is still 139.5 MB. Free memory was 107.1 MB in the beginning and 106.2 MB in the end (delta: 969.8 kB). Peak memory consumption was 969.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 456.70 ms. Allocated memory is still 139.5 MB. Free memory was 105.9 MB in the beginning and 95.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 111.98 ms. Allocated memory is still 139.5 MB. Free memory was 94.8 MB in the beginning and 89.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 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...