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/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:37:19,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:37:19,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:37:19,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:37:19,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:37:19,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:37:19,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:37:19,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:37:19,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:37:19,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:37:19,575 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:37:19,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:37:19,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:37:19,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:37:19,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:37:19,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:37:19,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:37:19,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:37:19,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:37:19,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:37:19,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:37:19,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:37:19,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:37:19,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:37:19,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:37:19,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:37:19,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:37:19,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:37:19,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:37:19,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:37:19,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:37:19,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:37:19,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:37:19,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:37:19,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:37:19,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:37:19,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:37:19,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:37:19,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:37:19,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:37:19,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:37:19,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:37:19,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:37:19,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:37:19,669 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:37:19,669 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:37:19,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2019-08-04 21:37:19,670 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl' [2019-08-04 21:37:19,742 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:37:19,743 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 21:37:19,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 21:37:19,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 21:37:19,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 21:37:19,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 21:37:19,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:37:19,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:37:19,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:37:19,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/1) ... [2019-08-04 21:37:19,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:37:19,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:37:19,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:37:19,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:37:19,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (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 [2019-08-04 21:37:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 21:37:19,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 21:37:21,119 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 21:37:21,120 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 21:37:21,121 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:37:21 BoogieIcfgContainer [2019-08-04 21:37:21,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:37:21,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-04 21:37:21,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-04 21:37:21,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-04 21:37:21,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:37:19" (1/2) ... [2019-08-04 21:37:21,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@492a7e37 and model type pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.08 09:37:21, skipping insertion in model container [2019-08-04 21:37:21,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:37:21" (2/2) ... [2019-08-04 21:37:21,140 INFO L109 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl [2019-08-04 21:37:21,162 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-04 21:37:21,182 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-04 21:37:21,199 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-04 21:37:21,226 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-04 21:37:21,227 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-04 21:37:21,227 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-04 21:37:21,227 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-04 21:37:21,227 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-04 21:37:21,227 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-04 21:37:21,228 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-04 21:37:21,228 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-04 21:37:21,228 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-04 21:37:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-04 21:37:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-04 21:37:21,250 INFO L391 BasicCegarLoop]: Found error trace [2019-08-04 21:37:21,251 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-04 21:37:21,254 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-04 21:37:21,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-04 21:37:21,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, now seen corresponding path program 1 times [2019-08-04 21:37:21,317 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-04 21:37:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-04 21:37:21,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2019-08-04 21:37:21,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-04 21:37:21,676 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:21,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-04 21:37:21,758 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-04 21:37:21,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-04 21:37:21,761 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-04 21:37:21,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-04 21:37:21,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-04 21:37:21,776 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2019-08-04 21:37:21,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-04 21:37:21,901 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-08-04 21:37:21,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-04 21:37:21,903 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-04 21:37:21,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-04 21:37:21,913 INFO L225 Difference]: With dead ends: 8 [2019-08-04 21:37:21,913 INFO L226 Difference]: Without dead ends: 8 [2019-08-04 21:37:21,915 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 [2019-08-04 21:37:21,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-04 21:37:21,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2019-08-04 21:37:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-04 21:37:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-04 21:37:21,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-08-04 21:37:21,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-04 21:37:21,947 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-04 21:37:21,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-04 21:37:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-04 21:37:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-04 21:37:21,948 INFO L391 BasicCegarLoop]: Found error trace [2019-08-04 21:37:21,949 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-08-04 21:37:21,949 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-04 21:37:21,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-04 21:37:21,950 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, now seen corresponding path program 1 times [2019-08-04 21:37:21,952 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-04 21:37:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-04 21:37:22,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2019-08-04 21:37:22,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-04 21:37:22,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:22,361 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-08-04 21:37:22,378 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-04 21:37:22,510 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-04 21:37:22,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-08-04 21:37:22,512 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-08-04 21:37:22,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-08-04 21:37:22,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-08-04 21:37:22,513 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 5 states. [2019-08-04 21:37:22,728 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2019-08-04 21:37:22,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-04 21:37:22,827 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. [2019-08-04 21:37:22,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-08-04 21:37:22,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2019-08-04 21:37:22,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-04 21:37:22,829 INFO L225 Difference]: With dead ends: 10 [2019-08-04 21:37:22,829 INFO L226 Difference]: Without dead ends: 10 [2019-08-04 21:37:22,830 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-08-04 21:37:22,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2019-08-04 21:37:22,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2019-08-04 21:37:22,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2019-08-04 21:37:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2019-08-04 21:37:22,833 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 6 [2019-08-04 21:37:22,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-04 21:37:22,834 INFO L475 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2019-08-04 21:37:22,834 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-08-04 21:37:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2019-08-04 21:37:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-08-04 21:37:22,834 INFO L391 BasicCegarLoop]: Found error trace [2019-08-04 21:37:22,835 INFO L399 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1] [2019-08-04 21:37:22,835 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-04 21:37:22,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-04 21:37:22,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1263796162, now seen corresponding path program 2 times [2019-08-04 21:37:22,838 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-04 21:37:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-04 21:37:23,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 24 conjunts are in the unsatisfiable core [2019-08-04 21:37:23,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-04 21:37:23,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,211 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,212 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,213 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,672 WARN L188 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2019-08-04 21:37:23,696 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,793 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:23,829 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-04 21:37:23,829 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-04 21:37:23,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-08-04 21:37:23,830 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-08-04 21:37:23,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-08-04 21:37:23,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-08-04 21:37:23,831 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand 7 states. [2019-08-04 21:37:24,126 WARN L188 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2019-08-04 21:37:24,255 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2019-08-04 21:37:24,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-04 21:37:24,398 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2019-08-04 21:37:24,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-04 21:37:24,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 8 [2019-08-04 21:37:24,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-04 21:37:24,400 INFO L225 Difference]: With dead ends: 11 [2019-08-04 21:37:24,400 INFO L226 Difference]: Without dead ends: 11 [2019-08-04 21:37:24,401 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-08-04 21:37:24,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2019-08-04 21:37:24,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2019-08-04 21:37:24,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-08-04 21:37:24,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2019-08-04 21:37:24,403 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 8 [2019-08-04 21:37:24,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-04 21:37:24,404 INFO L475 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2019-08-04 21:37:24,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-08-04 21:37:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2019-08-04 21:37:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-08-04 21:37:24,405 INFO L391 BasicCegarLoop]: Found error trace [2019-08-04 21:37:24,405 INFO L399 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1] [2019-08-04 21:37:24,405 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-04 21:37:24,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-04 21:37:24,406 INFO L82 PathProgramCache]: Analyzing trace with hash -967551591, now seen corresponding path program 3 times [2019-08-04 21:37:24,408 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-04 21:37:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-04 21:37:24,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 16 conjunts are in the unsatisfiable core [2019-08-04 21:37:24,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-04 21:37:24,614 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:24,798 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-08-04 21:37:24,990 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-08-04 21:37:25,025 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-04 21:37:25,068 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-04 21:37:25,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-08-04 21:37:25,069 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-08-04 21:37:25,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-08-04 21:37:25,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-08-04 21:37:25,069 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand 7 states. [2019-08-04 21:37:25,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-04 21:37:25,237 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2019-08-04 21:37:25,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-04 21:37:25,239 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 10 [2019-08-04 21:37:25,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-04 21:37:25,240 INFO L225 Difference]: With dead ends: 16 [2019-08-04 21:37:25,240 INFO L226 Difference]: Without dead ends: 16 [2019-08-04 21:37:25,241 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-08-04 21:37:25,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-08-04 21:37:25,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2019-08-04 21:37:25,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-08-04 21:37:25,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2019-08-04 21:37:25,244 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 10 [2019-08-04 21:37:25,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-04 21:37:25,244 INFO L475 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2019-08-04 21:37:25,244 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-08-04 21:37:25,245 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2019-08-04 21:37:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-08-04 21:37:25,245 INFO L391 BasicCegarLoop]: Found error trace [2019-08-04 21:37:25,245 INFO L399 BasicCegarLoop]: trace histogram [6, 5, 1, 1, 1] [2019-08-04 21:37:25,245 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-04 21:37:25,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-04 21:37:25,246 INFO L82 PathProgramCache]: Analyzing trace with hash 926557191, now seen corresponding path program 4 times [2019-08-04 21:37:25,247 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-04 21:37:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-04 21:37:25,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 11 conjunts are in the unsatisfiable core [2019-08-04 21:37:25,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-04 21:37:25,461 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:25,490 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-04 21:37:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-08-04 21:37:25,601 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-04 21:37:25,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2019-08-04 21:37:25,601 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-04 21:37:25,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-04 21:37:25,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-04 21:37:25,602 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 4 states. [2019-08-04 21:37:25,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-04 21:37:25,653 INFO L93 Difference]: Finished difference Result 4 states and 3 transitions. [2019-08-04 21:37:25,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-04 21:37:25,654 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-08-04 21:37:25,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-04 21:37:25,655 INFO L225 Difference]: With dead ends: 4 [2019-08-04 21:37:25,655 INFO L226 Difference]: Without dead ends: 0 [2019-08-04 21:37:25,655 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-04 21:37:25,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-04 21:37:25,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-04 21:37:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-04 21:37:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-04 21:37:25,657 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-08-04 21:37:25,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-04 21:37:25,657 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-04 21:37:25,657 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-04 21:37:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-04 21:37:25,657 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-04 21:37:25,663 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.08 09:37:25 BoogieIcfgContainer [2019-08-04 21:37:25,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-04 21:37:25,669 INFO L168 Benchmark]: Toolchain (without parser) took 5924.94 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 115.6 MB in the beginning and 73.6 MB in the end (delta: 41.9 MB). Peak memory consumption was 101.2 MB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,671 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.31 ms. Allocated memory is still 138.9 MB. Free memory was 115.6 MB in the beginning and 113.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,673 INFO L168 Benchmark]: Boogie Preprocessor took 53.25 ms. Allocated memory is still 138.9 MB. Free memory was 113.7 MB in the beginning and 112.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,676 INFO L168 Benchmark]: RCFGBuilder took 1270.82 ms. Allocated memory was 138.9 MB in the beginning and 165.7 MB in the end (delta: 26.7 MB). Free memory was 112.1 MB in the beginning and 139.6 MB in the end (delta: -27.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,678 INFO L168 Benchmark]: TraceAbstraction took 4544.08 ms. Allocated memory was 165.7 MB in the beginning and 198.2 MB in the end (delta: 32.5 MB). Free memory was 139.6 MB in the beginning and 73.6 MB in the end (delta: 66.0 MB). Peak memory consumption was 98.5 MB. Max. memory is 7.1 GB. [2019-08-04 21:37:25,682 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 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.31 ms. Allocated memory is still 138.9 MB. Free memory was 115.6 MB in the beginning and 113.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.25 ms. Allocated memory is still 138.9 MB. Free memory was 113.7 MB in the beginning and 112.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1270.82 ms. Allocated memory was 138.9 MB in the beginning and 165.7 MB in the end (delta: 26.7 MB). Free memory was 112.1 MB in the beginning and 139.6 MB in the end (delta: -27.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4544.08 ms. Allocated memory was 165.7 MB in the beginning and 198.2 MB in the end (delta: 32.5 MB). Free memory was 139.6 MB in the beginning and 73.6 MB in the end (delta: 66.0 MB). Peak memory consumption was 98.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: 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, 6 locations, 1 error locations. SAFE Result, 4.4s OverallTime, 5 OverallIterations, 6 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 14 SDslu, 27 SDs, 0 SdLazy, 86 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=4, 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, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 37 ConstructedInterpolants, 8 QuantifiedInterpolants, 4806 SizeOfPredicates, 100 NumberOfNonLiveVariables, 1151 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 30/50 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...