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/20170304-DifficultPathPrograms/half.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:21:27,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:21:27,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:21:27,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:21:27,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:21:27,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:21:27,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:21:27,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:21:27,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:21:27,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:21:27,466 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:21:27,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:21:27,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:21:27,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:21:27,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:21:27,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:21:27,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:21:27,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:21:27,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:21:27,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:21:27,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:21:27,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:21:27,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:21:27,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:21:27,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:21:27,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:21:27,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:21:27,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:21:27,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:21:27,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:21:27,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:21:27,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:21:27,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:21:27,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:21:27,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:21:27,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:21:27,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:21:27,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:21:27,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:21:27,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:21:27,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:21:27,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:21:27,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:21:27,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:21:27,565 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:21:27,565 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:21:27,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/half.i_3.bpl [2019-08-05 10:21:27,566 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/half.i_3.bpl' [2019-08-05 10:21:27,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:21:27,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:21:27,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:21:27,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:21:27,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:21:27,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:21:27,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:21:27,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:21:27,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:21:27,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/1) ... [2019-08-05 10:21:27,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:21:27,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:21:27,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:21:27,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:21:27,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (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 10:21:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 10:21:27,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 10:21:28,009 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 10:21:28,009 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 10:21:28,010 INFO L202 PluginConnector]: Adding new model half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:21:28 BoogieIcfgContainer [2019-08-05 10:21:28,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:21:28,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:21:28,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:21:28,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:21:28,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:21:27" (1/2) ... [2019-08-05 10:21:28,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76dc879a and model type half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:21:28, skipping insertion in model container [2019-08-05 10:21:28,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:21:28" (2/2) ... [2019-08-05 10:21:28,022 INFO L109 eAbstractionObserver]: Analyzing ICFG half.i_3.bpl [2019-08-05 10:21:28,031 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:21:28,036 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:21:28,052 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:21:28,076 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:21:28,076 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:21:28,077 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:21:28,077 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:21:28,077 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:21:28,077 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:21:28,077 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:21:28,077 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:21:28,078 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:21:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 10:21:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 10:21:28,102 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:21:28,103 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 10:21:28,105 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:21:28,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:21:28,111 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, now seen corresponding path program 1 times [2019-08-05 10:21:28,159 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:21:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:21:28,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 8 conjunts are in the unsatisfiable core [2019-08-05 10:21:28,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:21:28,284 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 10:21:28,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:21:28,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:21:28,292 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:21:28,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:21:28,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:21:28,310 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2019-08-05 10:21:28,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:21:28,356 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2019-08-05 10:21:28,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:21:28,359 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-08-05 10:21:28,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:21:28,370 INFO L225 Difference]: With dead ends: 5 [2019-08-05 10:21:28,370 INFO L226 Difference]: Without dead ends: 5 [2019-08-05 10:21:28,372 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 10:21:28,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2019-08-05 10:21:28,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-08-05 10:21:28,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-08-05 10:21:28,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2019-08-05 10:21:28,403 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2019-08-05 10:21:28,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:21:28,404 INFO L475 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2019-08-05 10:21:28,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:21:28,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2019-08-05 10:21:28,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:21:28,405 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:21:28,405 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:21:28,405 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:21:28,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:21:28,406 INFO L82 PathProgramCache]: Analyzing trace with hash 930412, now seen corresponding path program 1 times [2019-08-05 10:21:28,407 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:21:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:21:28,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 5 conjunts are in the unsatisfiable core [2019-08-05 10:21:28,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:21:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:21:28,617 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:21:28,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2019-08-05 10:21:28,620 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:21:28,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:21:28,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:21:28,621 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. Second operand 4 states. [2019-08-05 10:21:28,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:21:28,659 INFO L93 Difference]: Finished difference Result 3 states and 3 transitions. [2019-08-05 10:21:28,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 10:21:28,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 10:21:28,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:21:28,660 INFO L225 Difference]: With dead ends: 3 [2019-08-05 10:21:28,660 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:21:28,661 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:21:28,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:21:28,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:21:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:21:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:21:28,662 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-08-05 10:21:28,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:21:28,663 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:21:28,663 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:21:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:21:28,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:21:28,669 INFO L202 PluginConnector]: Adding new model half.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:21:28 BoogieIcfgContainer [2019-08-05 10:21:28,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:21:28,672 INFO L168 Benchmark]: Toolchain (without parser) took 1067.99 ms. Allocated memory is still 141.0 MB. Free memory was 108.2 MB in the beginning and 69.9 MB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,673 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 106.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,676 INFO L168 Benchmark]: Boogie Preprocessor took 21.07 ms. Allocated memory is still 141.0 MB. Free memory was 106.5 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,677 INFO L168 Benchmark]: RCFGBuilder took 350.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.1 MB in the beginning and 95.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,678 INFO L168 Benchmark]: TraceAbstraction took 657.01 ms. Allocated memory is still 141.0 MB. Free memory was 95.2 MB in the beginning and 70.1 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-08-05 10:21:28,688 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 141.0 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 141.0 MB. Free memory was 108.0 MB in the beginning and 106.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.07 ms. Allocated memory is still 141.0 MB. Free memory was 106.5 MB in the beginning and 105.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 350.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.1 MB in the beginning and 95.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 657.01 ms. Allocated memory is still 141.0 MB. Free memory was 95.2 MB in the beginning and 70.1 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: 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, 5 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred 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, 0.2s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 7 NumberOfNonLiveVariables, 47 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...