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/programs/toy/ManyFactsAboutX_LBE.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:42:03,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:42:03,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:42:03,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:42:03,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:42:03,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:42:03,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:42:03,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:42:03,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:42:03,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:42:03,427 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:42:03,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:42:03,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:42:03,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:42:03,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:42:03,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:42:03,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:42:03,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:42:03,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:42:03,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:42:03,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:42:03,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:42:03,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:42:03,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:42:03,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:42:03,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:42:03,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:42:03,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:42:03,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:42:03,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:42:03,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:42:03,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:42:03,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:42:03,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:42:03,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:42:03,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:42:03,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:42:03,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:42:03,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:42:03,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:42:03,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:42:03,523 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:42:03,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:42:03,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:42:03,543 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:42:03,543 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:42:03,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/ManyFactsAboutX_LBE.bpl [2019-08-05 10:42:03,545 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/ManyFactsAboutX_LBE.bpl' [2019-08-05 10:42:03,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:42:03,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:42:03,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:42:03,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:42:03,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:42:03,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,619 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:42:03,620 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:42:03,620 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:42:03,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:42:03,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:42:03,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:42:03,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:42:03,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/1) ... [2019-08-05 10:42:03,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:42:03,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:42:03,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:42:03,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:42:03,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (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 [2019-08-05 10:42:03,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ManyFactsAboutX given in one single declaration [2019-08-05 10:42:03,712 INFO L130 BoogieDeclarations]: Found specification of procedure ManyFactsAboutX [2019-08-05 10:42:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ManyFactsAboutX [2019-08-05 10:42:03,897 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:42:03,897 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-05 10:42:03,898 INFO L202 PluginConnector]: Adding new model ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:42:03 BoogieIcfgContainer [2019-08-05 10:42:03,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:42:03,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:42:03,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:42:03,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:42:03,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:42:03" (1/2) ... [2019-08-05 10:42:03,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e5aa1df and model type ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:42:03, skipping insertion in model container [2019-08-05 10:42:03,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:42:03" (2/2) ... [2019-08-05 10:42:03,906 INFO L109 eAbstractionObserver]: Analyzing ICFG ManyFactsAboutX_LBE.bpl [2019-08-05 10:42:03,916 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:42:03,923 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:42:03,938 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:42:03,966 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:42:03,967 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:42:03,967 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:42:03,967 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:42:03,968 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:42:03,968 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:42:03,968 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:42:03,968 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:42:03,969 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:42:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2019-08-05 10:42:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:42:03,991 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:42:03,992 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:42:03,994 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ManyFactsAboutXErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:42:03,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:42:03,999 INFO L82 PathProgramCache]: Analyzing trace with hash 926740, now seen corresponding path program 1 times [2019-08-05 10:42:04,044 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:42:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:42:04,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:42:04,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:42:04,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:42:04,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:42:04,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:42:04,133 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:42:04,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:42:04,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:04,147 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 3 states. [2019-08-05 10:42:04,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:42:04,239 INFO L93 Difference]: Finished difference Result 8 states and 10 transitions. [2019-08-05 10:42:04,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:42:04,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-08-05 10:42:04,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:42:04,267 INFO L225 Difference]: With dead ends: 8 [2019-08-05 10:42:04,268 INFO L226 Difference]: Without dead ends: 6 [2019-08-05 10:42:04,273 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:04,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2019-08-05 10:42:04,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2019-08-05 10:42:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-08-05 10:42:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. [2019-08-05 10:42:04,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 8 transitions. Word has length 4 [2019-08-05 10:42:04,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:42:04,315 INFO L475 AbstractCegarLoop]: Abstraction has 6 states and 8 transitions. [2019-08-05 10:42:04,316 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:42:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 8 transitions. [2019-08-05 10:42:04,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-08-05 10:42:04,316 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:42:04,317 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-08-05 10:42:04,317 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ManyFactsAboutXErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:42:04,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:42:04,318 INFO L82 PathProgramCache]: Analyzing trace with hash 28726269, now seen corresponding path program 1 times [2019-08-05 10:42:04,319 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:42:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:42:04,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:42:04,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:42:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:42:04,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:42:04,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:42:04,383 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:42:04,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:42:04,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:04,384 INFO L87 Difference]: Start difference. First operand 6 states and 8 transitions. Second operand 3 states. [2019-08-05 10:42:04,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:42:04,436 INFO L93 Difference]: Finished difference Result 4 states and 6 transitions. [2019-08-05 10:42:04,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:42:04,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-08-05 10:42:04,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:42:04,440 INFO L225 Difference]: With dead ends: 4 [2019-08-05 10:42:04,440 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:42:04,441 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:42:04,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:42:04,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:42:04,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:42:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:42:04,442 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2019-08-05 10:42:04,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:42:04,443 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:42:04,443 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:42:04,443 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:42:04,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:42:04,448 INFO L202 PluginConnector]: Adding new model ManyFactsAboutX_LBE.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:42:04 BoogieIcfgContainer [2019-08-05 10:42:04,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:42:04,451 INFO L168 Benchmark]: Toolchain (without parser) took 867.41 ms. Allocated memory is still 133.7 MB. Free memory was 111.1 MB in the beginning and 75.6 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:04,452 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory is still 112.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 10:42:04,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.26 ms. Allocated memory is still 133.7 MB. Free memory was 111.1 MB in the beginning and 109.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:04,454 INFO L168 Benchmark]: Boogie Preprocessor took 26.44 ms. Allocated memory is still 133.7 MB. Free memory was 109.0 MB in the beginning and 107.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:04,455 INFO L168 Benchmark]: RCFGBuilder took 249.01 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 98.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:04,456 INFO L168 Benchmark]: TraceAbstraction took 548.48 ms. Allocated memory is still 133.7 MB. Free memory was 98.3 MB in the beginning and 75.6 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-08-05 10:42:04,461 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 0.23 ms. Allocated memory is still 133.7 MB. Free memory is still 112.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.26 ms. Allocated memory is still 133.7 MB. Free memory was 111.1 MB in the beginning and 109.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.44 ms. Allocated memory is still 133.7 MB. Free memory was 109.0 MB in the beginning and 107.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249.01 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 98.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 548.48 ms. Allocated memory is still 133.7 MB. Free memory was 98.3 MB in the beginning and 75.6 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 52]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9 SDtfs, 9 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 23 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...