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/cggmp2005.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:18:59,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:18:59,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:18:59,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:18:59,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:18:59,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:18:59,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:18:59,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:18:59,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:18:59,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:18:59,454 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:18:59,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:18:59,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:18:59,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:18:59,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:18:59,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:18:59,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:18:59,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:18:59,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:18:59,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:18:59,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:18:59,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:18:59,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:18:59,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:18:59,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 10:18:59,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:18:59,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:18:59,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:18:59,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:18:59,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:18:59,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:18:59,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:18:59,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:18:59,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:18:59,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:18:59,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:18:59,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:18:59,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:18:59,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:18:59,544 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:18:59,544 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:18:59,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/cggmp2005.c.i_3.bpl [2019-08-05 10:18:59,545 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/cggmp2005.c.i_3.bpl' [2019-08-05 10:18:59,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:18:59,581 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:18:59,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:18:59,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:18:59,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:18:59,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:18:59,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:18:59,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:18:59,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:18:59,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/1) ... [2019-08-05 10:18:59,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:18:59,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:18:59,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:18:59,633 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:18:59,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (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 10:18:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 10:18:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 10:18:59,937 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 10:18:59,938 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 10:18:59,939 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:18:59 BoogieIcfgContainer [2019-08-05 10:18:59,939 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:18:59,941 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:18:59,941 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:18:59,944 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:18:59,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:18:59" (1/2) ... [2019-08-05 10:18:59,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b5a2715 and model type cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:18:59, skipping insertion in model container [2019-08-05 10:18:59,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:18:59" (2/2) ... [2019-08-05 10:18:59,948 INFO L109 eAbstractionObserver]: Analyzing ICFG cggmp2005.c.i_3.bpl [2019-08-05 10:18:59,958 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:18:59,966 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:18:59,983 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:19:00,010 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:19:00,011 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:19:00,011 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:19:00,011 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:19:00,012 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:19:00,012 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:19:00,012 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:19:00,012 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:19:00,012 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:19:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 10:19:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 10:19:00,035 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:00,036 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 10:19:00,038 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:00,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:00,045 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, now seen corresponding path program 1 times [2019-08-05 10:19:00,101 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:00,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:19:00,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:00,235 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 10:19:00,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:19:00,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:19:00,242 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:19:00,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:19:00,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:19:00,259 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2019-08-05 10:19:00,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:00,293 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2019-08-05 10:19:00,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:19:00,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-08-05 10:19:00,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:00,307 INFO L225 Difference]: With dead ends: 5 [2019-08-05 10:19:00,307 INFO L226 Difference]: Without dead ends: 5 [2019-08-05 10:19:00,309 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 10:19:00,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2019-08-05 10:19:00,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-08-05 10:19:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-08-05 10:19:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2019-08-05 10:19:00,351 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2019-08-05 10:19:00,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:00,352 INFO L475 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2019-08-05 10:19:00,352 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:19:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2019-08-05 10:19:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:19:00,354 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:00,354 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:19:00,355 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:00,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:00,356 INFO L82 PathProgramCache]: Analyzing trace with hash 930412, now seen corresponding path program 1 times [2019-08-05 10:19:00,357 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:00,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 5 conjunts are in the unsatisfiable core [2019-08-05 10:19:00,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:00,527 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 10:19:00,527 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:19:00,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2019-08-05 10:19:00,529 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:19:00,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:19:00,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:19:00,530 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. Second operand 4 states. [2019-08-05 10:19:00,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:00,563 INFO L93 Difference]: Finished difference Result 6 states and 6 transitions. [2019-08-05 10:19:00,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 10:19:00,566 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 10:19:00,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:00,566 INFO L225 Difference]: With dead ends: 6 [2019-08-05 10:19:00,567 INFO L226 Difference]: Without dead ends: 6 [2019-08-05 10:19:00,568 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:19:00,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2019-08-05 10:19:00,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2019-08-05 10:19:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-08-05 10:19:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2019-08-05 10:19:00,571 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 4 [2019-08-05 10:19:00,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:00,571 INFO L475 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2019-08-05 10:19:00,572 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:19:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2019-08-05 10:19:00,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-08-05 10:19:00,573 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:00,573 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2019-08-05 10:19:00,573 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:00,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:00,574 INFO L82 PathProgramCache]: Analyzing trace with hash 28844579, now seen corresponding path program 2 times [2019-08-05 10:19:00,575 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:00,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 7 conjunts are in the unsatisfiable core [2019-08-05 10:19:00,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:19:00,691 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:19:00,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-08-05 10:19:00,691 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-08-05 10:19:00,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-08-05 10:19:00,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-08-05 10:19:00,692 INFO L87 Difference]: Start difference. First operand 6 states and 6 transitions. Second operand 5 states. [2019-08-05 10:19:00,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:00,734 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2019-08-05 10:19:00,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-08-05 10:19:00,734 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2019-08-05 10:19:00,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:00,735 INFO L225 Difference]: With dead ends: 7 [2019-08-05 10:19:00,735 INFO L226 Difference]: Without dead ends: 7 [2019-08-05 10:19:00,736 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-08-05 10:19:00,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-08-05 10:19:00,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-08-05 10:19:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 10:19:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 10:19:00,741 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2019-08-05 10:19:00,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:00,741 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 10:19:00,741 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-08-05 10:19:00,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 10:19:00,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 10:19:00,743 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:00,743 INFO L399 BasicCegarLoop]: trace histogram [3, 1, 1, 1] [2019-08-05 10:19:00,743 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:00,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:00,744 INFO L82 PathProgramCache]: Analyzing trace with hash 894183756, now seen corresponding path program 3 times [2019-08-05 10:19:00,745 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:00,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 9 conjunts are in the unsatisfiable core [2019-08-05 10:19:00,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:19:00,986 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:19:00,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-08-05 10:19:00,987 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-08-05 10:19:00,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-08-05 10:19:00,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:19:00,988 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2019-08-05 10:19:01,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:01,065 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-08-05 10:19:01,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-08-05 10:19:01,065 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2019-08-05 10:19:01,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:01,066 INFO L225 Difference]: With dead ends: 8 [2019-08-05 10:19:01,066 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 10:19:01,067 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:19:01,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 10:19:01,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2019-08-05 10:19:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-08-05 10:19:01,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2019-08-05 10:19:01,069 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 6 [2019-08-05 10:19:01,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:01,069 INFO L475 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2019-08-05 10:19:01,070 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-08-05 10:19:01,070 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2019-08-05 10:19:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-08-05 10:19:01,070 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:01,070 INFO L399 BasicCegarLoop]: trace histogram [4, 1, 1, 1] [2019-08-05 10:19:01,071 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:01,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:01,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1949894467, now seen corresponding path program 4 times [2019-08-05 10:19:01,072 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:01,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 14 conjunts are in the unsatisfiable core [2019-08-05 10:19:01,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:19:01,331 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:19:01,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-08-05 10:19:01,332 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-08-05 10:19:01,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-08-05 10:19:01,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:19:01,333 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand 7 states. [2019-08-05 10:19:01,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:01,430 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2019-08-05 10:19:01,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-05 10:19:01,433 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 7 [2019-08-05 10:19:01,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:01,433 INFO L225 Difference]: With dead ends: 9 [2019-08-05 10:19:01,434 INFO L226 Difference]: Without dead ends: 9 [2019-08-05 10:19:01,435 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:19:01,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2019-08-05 10:19:01,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2019-08-05 10:19:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-08-05 10:19:01,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2019-08-05 10:19:01,437 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2019-08-05 10:19:01,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:01,437 INFO L475 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2019-08-05 10:19:01,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-08-05 10:19:01,437 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2019-08-05 10:19:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-08-05 10:19:01,438 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:19:01,438 INFO L399 BasicCegarLoop]: trace histogram [5, 1, 1, 1] [2019-08-05 10:19:01,438 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:19:01,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:19:01,438 INFO L82 PathProgramCache]: Analyzing trace with hash 317188140, now seen corresponding path program 5 times [2019-08-05 10:19:01,439 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:19:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:19:01,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 11 conjunts are in the unsatisfiable core [2019-08-05 10:19:01,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:19:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:19:01,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:19:01,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-08-05 10:19:01,632 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-08-05 10:19:01,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-08-05 10:19:01,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:19:01,632 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand 7 states. [2019-08-05 10:19:01,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:19:01,695 INFO L93 Difference]: Finished difference Result 6 states and 5 transitions. [2019-08-05 10:19:01,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-05 10:19:01,696 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 8 [2019-08-05 10:19:01,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:19:01,696 INFO L225 Difference]: With dead ends: 6 [2019-08-05 10:19:01,697 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:19:01,699 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:19:01,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:19:01,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:19:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:19:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:19:01,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2019-08-05 10:19:01,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:19:01,702 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:19:01,703 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-08-05 10:19:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:19:01,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:19:01,709 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:19:01 BoogieIcfgContainer [2019-08-05 10:19:01,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:19:01,718 INFO L168 Benchmark]: Toolchain (without parser) took 2130.88 ms. Allocated memory was 140.0 MB in the beginning and 177.7 MB in the end (delta: 37.7 MB). Free memory was 109.5 MB in the beginning and 123.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,719 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.33 ms. Allocated memory is still 140.0 MB. Free memory was 109.3 MB in the beginning and 107.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,722 INFO L168 Benchmark]: Boogie Preprocessor took 18.37 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 106.7 MB in the end (delta: 970.9 kB). Peak memory consumption was 970.9 kB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,723 INFO L168 Benchmark]: RCFGBuilder took 307.05 ms. Allocated memory is still 140.0 MB. Free memory was 106.5 MB in the beginning and 97.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,724 INFO L168 Benchmark]: TraceAbstraction took 1768.91 ms. Allocated memory was 140.0 MB in the beginning and 177.7 MB in the end (delta: 37.7 MB). Free memory was 97.2 MB in the beginning and 123.1 MB in the end (delta: -25.8 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:19:01,733 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 140.0 MB. Free memory was 110.7 MB in the beginning and 110.5 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 32.33 ms. Allocated memory is still 140.0 MB. Free memory was 109.3 MB in the beginning and 107.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.37 ms. Allocated memory is still 140.0 MB. Free memory was 107.7 MB in the beginning and 106.7 MB in the end (delta: 970.9 kB). Peak memory consumption was 970.9 kB. Max. memory is 7.1 GB. * RCFGBuilder took 307.05 ms. Allocated memory is still 140.0 MB. Free memory was 106.5 MB in the beginning and 97.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1768.91 ms. Allocated memory was 140.0 MB in the beginning and 177.7 MB in the end (delta: 37.7 MB). Free memory was 97.2 MB in the beginning and 123.1 MB in the end (delta: -25.8 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 35]: 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, 1.7s OverallTime, 6 OverallIterations, 5 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 11 SDs, 0 SdLazy, 64 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=5, 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, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 649 SizeOfPredicates, 11 NumberOfNonLiveVariables, 159 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 15/35 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...