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/real-life/Elevator-Integer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:07:53,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:07:53,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:07:53,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:07:53,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:07:53,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:07:53,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:07:53,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:07:53,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:07:53,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:07:53,056 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:07:53,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:07:53,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:07:53,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:07:53,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:07:53,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:07:53,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:07:53,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:07:53,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:07:53,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:07:53,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:07:53,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:07:53,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:07:53,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:07:53,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:07:53,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:07:53,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:07:53,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:07:53,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:07:53,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:07:53,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:07:53,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:07:53,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:07:53,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:07:53,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:07:53,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:07:53,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:07:53,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:07:53,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:07:53,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:07:53,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:07:53,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:07:53,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:07:53,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:07:53,125 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:07:53,125 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:07:53,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl [2019-08-05 10:07:53,126 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/Elevator-Integer.bpl' [2019-08-05 10:07:53,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:07:53,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:07:53,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:07:53,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:07:53,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:07:53,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,219 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 10:07:53,219 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 10:07:53,220 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 10:07:53,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:07:53,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:07:53,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:07:53,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:07:53,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/1) ... [2019-08-05 10:07:53,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:07:53,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:07:53,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:07:53,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:07:53,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (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 10:07:53,319 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Elevator given in one single declaration [2019-08-05 10:07:53,319 INFO L130 BoogieDeclarations]: Found specification of procedure Elevator [2019-08-05 10:07:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure Elevator [2019-08-05 10:07:54,791 INFO L275 CfgBuilder]: Using library mode [2019-08-05 10:07:54,792 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 10:07:54,793 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:07:54 BoogieIcfgContainer [2019-08-05 10:07:54,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:07:54,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:07:54,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:07:54,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:07:54,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:07:53" (1/2) ... [2019-08-05 10:07:54,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f5eb916 and model type Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:07:54, skipping insertion in model container [2019-08-05 10:07:54,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:07:54" (2/2) ... [2019-08-05 10:07:54,801 INFO L109 eAbstractionObserver]: Analyzing ICFG Elevator-Integer.bpl [2019-08-05 10:07:54,810 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:07:54,818 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:07:54,835 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:07:54,862 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:07:54,863 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:07:54,863 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:07:54,864 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:07:54,864 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:07:54,864 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:07:54,864 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:07:54,864 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:07:54,865 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:07:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2019-08-05 10:07:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-08-05 10:07:54,889 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:07:54,890 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-08-05 10:07:54,892 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:07:54,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:07:54,898 INFO L82 PathProgramCache]: Analyzing trace with hash 35564, now seen corresponding path program 1 times [2019-08-05 10:07:54,940 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:07:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:07:55,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 8 conjunts are in the unsatisfiable core [2019-08-05 10:07:55,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:07:55,204 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,208 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:55,223 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,225 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,522 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 6 [2019-08-05 10:07:55,524 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 10:07:55,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:07:55,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:07:55,531 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:07:55,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:07:55,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:07:55,548 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2019-08-05 10:07:55,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:07:55,678 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-08-05 10:07:55,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 10:07:55,680 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2019-08-05 10:07:55,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:07:55,688 INFO L225 Difference]: With dead ends: 8 [2019-08-05 10:07:55,689 INFO L226 Difference]: Without dead ends: 6 [2019-08-05 10:07:55,691 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:07:55,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2019-08-05 10:07:55,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2019-08-05 10:07:55,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-08-05 10:07:55,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2019-08-05 10:07:55,725 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2019-08-05 10:07:55,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:07:55,725 INFO L475 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2019-08-05 10:07:55,725 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:07:55,726 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2019-08-05 10:07:55,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-08-05 10:07:55,726 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:07:55,726 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2019-08-05 10:07:55,727 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:07:55,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:07:55,727 INFO L82 PathProgramCache]: Analyzing trace with hash 34183738, now seen corresponding path program 1 times [2019-08-05 10:07:55,728 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:07:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:07:55,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 12 conjunts are in the unsatisfiable core [2019-08-05 10:07:55,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:07:55,959 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:55,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,978 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,983 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:55,984 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,451 WARN L188 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2019-08-05 10:07:56,456 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,457 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:56,466 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,467 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,469 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,471 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:07:56,576 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:07:56,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2019-08-05 10:07:56,578 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-08-05 10:07:56,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-08-05 10:07:56,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-08-05 10:07:56,579 INFO L87 Difference]: Start difference. First operand 6 states and 6 transitions. Second operand 5 states. [2019-08-05 10:07:56,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:07:56,700 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2019-08-05 10:07:56,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-08-05 10:07:56,700 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2019-08-05 10:07:56,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:07:56,701 INFO L225 Difference]: With dead ends: 8 [2019-08-05 10:07:56,701 INFO L226 Difference]: Without dead ends: 8 [2019-08-05 10:07:56,703 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:07:56,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-08-05 10:07:56,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2019-08-05 10:07:56,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-08-05 10:07:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2019-08-05 10:07:56,705 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 5 [2019-08-05 10:07:56,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:07:56,706 INFO L475 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2019-08-05 10:07:56,706 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-08-05 10:07:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2019-08-05 10:07:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-08-05 10:07:56,706 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:07:56,707 INFO L399 BasicCegarLoop]: trace histogram [3, 2, 1, 1] [2019-08-05 10:07:56,707 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:07:56,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:07:56,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1509159416, now seen corresponding path program 2 times [2019-08-05 10:07:56,709 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:07:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:07:56,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 22 conjunts are in the unsatisfiable core [2019-08-05 10:07:56,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:07:56,883 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,885 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:56,887 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,892 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:56,892 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,141 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 18 [2019-08-05 10:07:57,154 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,155 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:57,157 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,158 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,166 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,167 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,169 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,171 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,172 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,454 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 29 [2019-08-05 10:07:57,459 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,460 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:57,461 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,467 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,468 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,470 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,471 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:57,800 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 6 [2019-08-05 10:07:57,802 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 10:07:57,802 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:07:57,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-08-05 10:07:57,803 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-08-05 10:07:57,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-08-05 10:07:57,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-08-05 10:07:57,803 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand 6 states. [2019-08-05 10:07:57,923 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 9 [2019-08-05 10:07:57,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:07:57,960 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. [2019-08-05 10:07:57,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-08-05 10:07:57,961 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2019-08-05 10:07:57,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:07:57,962 INFO L225 Difference]: With dead ends: 10 [2019-08-05 10:07:57,962 INFO L226 Difference]: Without dead ends: 10 [2019-08-05 10:07:57,963 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:07:57,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2019-08-05 10:07:57,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-08-05 10:07:57,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-08-05 10:07:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2019-08-05 10:07:57,968 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 7 [2019-08-05 10:07:57,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:07:57,968 INFO L475 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2019-08-05 10:07:57,968 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-08-05 10:07:57,968 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2019-08-05 10:07:57,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-08-05 10:07:57,969 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:07:57,969 INFO L399 BasicCegarLoop]: trace histogram [4, 3, 1, 1] [2019-08-05 10:07:57,969 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:07:57,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:07:57,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1396754006, now seen corresponding path program 3 times [2019-08-05 10:07:57,974 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:07:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:07:58,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 37 conjunts are in the unsatisfiable core [2019-08-05 10:07:58,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:07:58,240 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,314 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,319 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:58,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,324 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,499 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-08-05 10:07:58,504 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,508 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,510 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,511 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:58,512 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,513 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,514 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,516 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,519 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,520 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,521 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,523 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,524 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:07:58,524 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,525 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:58,527 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,074 WARN L188 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2019-08-05 10:07:59,095 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,097 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:59,126 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,128 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:07:59,130 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,132 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,132 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,156 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,157 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:07:59,407 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 6 [2019-08-05 10:07:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:07:59,410 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:07:59,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-08-05 10:07:59,410 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-08-05 10:07:59,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-08-05 10:07:59,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-08-05 10:07:59,411 INFO L87 Difference]: Start difference. First operand 10 states and 10 transitions. Second operand 7 states. [2019-08-05 10:07:59,633 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 27 [2019-08-05 10:07:59,889 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2019-08-05 10:07:59,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:07:59,947 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2019-08-05 10:07:59,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-05 10:07:59,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 9 [2019-08-05 10:07:59,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:07:59,949 INFO L225 Difference]: With dead ends: 12 [2019-08-05 10:07:59,949 INFO L226 Difference]: Without dead ends: 12 [2019-08-05 10:07:59,950 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-08-05 10:07:59,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-08-05 10:07:59,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-08-05 10:07:59,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-08-05 10:07:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2019-08-05 10:07:59,953 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 9 [2019-08-05 10:07:59,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:07:59,953 INFO L475 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2019-08-05 10:07:59,953 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-08-05 10:07:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2019-08-05 10:07:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-08-05 10:07:59,954 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:07:59,954 INFO L399 BasicCegarLoop]: trace histogram [5, 4, 1, 1] [2019-08-05 10:07:59,954 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:07:59,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:07:59,955 INFO L82 PathProgramCache]: Analyzing trace with hash -2044157148, now seen corresponding path program 4 times [2019-08-05 10:07:59,956 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:08:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:08:00,269 WARN L254 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 54 conjunts are in the unsatisfiable core [2019-08-05 10:08:00,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:08:00,404 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-08-05 10:08:00,408 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,409 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:00,411 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,418 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,418 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,525 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,527 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,528 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,528 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,529 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,529 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,531 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,532 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,533 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:00,536 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,536 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,537 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,537 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,538 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,539 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,541 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,542 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,543 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,543 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,544 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,545 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,546 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,548 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,549 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,549 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,550 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,551 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,552 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,552 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,554 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-05 10:08:00,555 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:00,555 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:00,556 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,188 WARN L188 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2019-08-05 10:08:01,224 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:01,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,227 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,228 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,229 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,231 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,231 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,233 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,234 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,234 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,235 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,236 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,237 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,238 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,238 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,240 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,241 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,241 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,243 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,244 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,245 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,246 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:01,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,248 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,249 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,249 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,251 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,251 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,252 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,254 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,254 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,255 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,256 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,257 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,258 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,258 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,259 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,260 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:01,260 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,071 WARN L188 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 64 [2019-08-05 10:08:02,090 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,091 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:02,094 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,096 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,097 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,098 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,100 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,100 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,102 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:02,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,104 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,105 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,106 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,106 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,107 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,108 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,108 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,909 WARN L188 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-08-05 10:08:02,952 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,954 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,961 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:02,962 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,962 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,992 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,995 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,996 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:02,998 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:03,015 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,016 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,016 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,017 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,018 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,019 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,022 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,022 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,023 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,024 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,025 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,029 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,031 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,034 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,034 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,039 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,041 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,043 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,045 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,045 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,047 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,048 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,049 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,050 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,051 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:08:03,277 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:08:03,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-08-05 10:08:03,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-08-05 10:08:03,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-08-05 10:08:03,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-08-05 10:08:03,279 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand 8 states. [2019-08-05 10:08:03,850 WARN L188 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 23 [2019-08-05 10:08:04,119 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-08-05 10:08:04,460 WARN L188 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2019-08-05 10:08:04,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:08:04,505 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2019-08-05 10:08:04,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-08-05 10:08:04,506 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2019-08-05 10:08:04,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:08:04,506 INFO L225 Difference]: With dead ends: 14 [2019-08-05 10:08:04,507 INFO L226 Difference]: Without dead ends: 14 [2019-08-05 10:08:04,507 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2019-08-05 10:08:04,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2019-08-05 10:08:04,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2019-08-05 10:08:04,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2019-08-05 10:08:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2019-08-05 10:08:04,512 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2019-08-05 10:08:04,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:08:04,512 INFO L475 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2019-08-05 10:08:04,512 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-08-05 10:08:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2019-08-05 10:08:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-08-05 10:08:04,513 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:08:04,513 INFO L399 BasicCegarLoop]: trace histogram [6, 5, 1, 1] [2019-08-05 10:08:04,513 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ElevatorErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:08:04,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:08:04,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1634958222, now seen corresponding path program 5 times [2019-08-05 10:08:04,514 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:08:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:08:04,831 WARN L254 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 70 conjunts are in the unsatisfiable core [2019-08-05 10:08:04,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:08:04,988 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-08-05 10:08:04,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,156 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2019-08-05 10:08:05,188 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,189 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,191 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,192 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:05,193 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,194 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,194 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,195 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,195 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,196 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,198 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,198 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,199 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,200 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,201 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,201 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,382 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 36 [2019-08-05 10:08:05,387 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,388 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,389 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,389 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:05,390 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,391 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:05,392 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,393 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,393 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:05,394 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,398 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:05,399 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,879 WARN L188 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 61 [2019-08-05 10:08:05,886 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,887 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,888 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,888 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,889 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,890 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,890 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,892 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,892 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,893 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,894 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,895 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,896 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,897 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,898 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,898 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,899 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,900 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,901 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,901 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,902 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,904 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,904 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,905 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,905 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,906 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,906 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,907 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,908 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,909 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,909 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,910 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,911 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,912 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,912 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,913 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,914 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,915 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,915 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,916 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,918 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,919 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,920 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,920 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,921 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,921 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,922 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,923 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,924 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,924 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,925 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,926 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,928 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,929 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,929 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,930 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,931 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,932 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,932 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,934 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,935 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,937 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,939 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,940 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,941 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,942 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,943 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,944 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,944 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,945 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,945 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,946 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,946 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,947 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,948 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,949 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,949 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,950 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,952 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,952 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,953 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,953 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,954 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,954 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,955 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,956 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,957 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,958 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,959 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,959 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,960 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,961 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,962 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,964 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:05,969 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,969 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,970 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,970 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,971 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,973 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,973 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,973 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,974 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,976 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,976 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,977 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,977 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,978 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,979 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,979 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,980 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,981 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,982 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,982 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,983 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,983 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,984 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,984 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,985 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,986 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,988 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,990 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,992 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:05,995 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:06,864 WARN L188 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 66 [2019-08-05 10:08:07,211 WARN L188 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-08-05 10:08:07,215 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,217 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,218 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:07,218 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,222 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,223 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,224 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,225 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,226 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,227 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:07,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,231 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:07,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,235 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,237 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,238 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,239 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,239 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,240 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,241 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,243 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,244 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,245 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,245 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,248 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,249 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,251 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,254 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-05 10:08:07,255 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,255 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,256 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,257 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,258 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,259 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,260 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,261 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,263 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,263 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,264 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,265 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,265 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,265 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,266 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,266 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,267 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,268 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,268 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,269 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,270 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:07,270 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,270 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,271 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,271 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,272 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,273 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,273 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,274 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,275 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,275 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,276 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,276 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,277 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,277 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,278 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,278 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:07,279 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,052 WARN L188 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 64 [2019-08-05 10:08:08,075 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,077 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,077 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,078 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,078 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,079 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,080 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,080 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,081 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,081 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,082 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,083 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,083 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,084 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,085 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,085 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,086 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,087 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,087 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,089 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,090 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,090 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,091 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,091 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,092 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,092 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,093 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,094 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,094 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,095 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,096 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,097 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,097 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,098 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,099 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,100 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,101 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,102 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,102 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,103 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,104 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,104 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,105 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,105 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,106 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,106 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,108 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:08,109 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,110 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,110 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,111 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,111 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,111 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,112 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,114 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:08,114 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,117 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,119 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,119 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,120 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,121 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,122 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,137 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,138 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,139 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,150 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,151 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,151 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,152 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,152 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,153 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,153 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,154 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,155 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,155 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,156 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,156 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,157 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,158 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-05 10:08:08,159 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,159 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,160 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,174 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,174 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,175 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:08,176 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-05 10:08:08,189 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 5 terms [2019-08-05 10:08:08,204 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,219 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,233 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,246 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,247 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,248 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,262 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,263 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-05 10:08:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:08:08,493 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-08-05 10:08:08,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-08-05 10:08:08,494 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-08-05 10:08:08,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-08-05 10:08:08,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-08-05 10:08:08,495 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand 10 states. [2019-08-05 10:08:08,670 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 23 [2019-08-05 10:08:08,918 WARN L188 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2019-08-05 10:08:09,207 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2019-08-05 10:08:09,584 WARN L188 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2019-08-05 10:08:09,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:08:09,623 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2019-08-05 10:08:09,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-08-05 10:08:09,624 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2019-08-05 10:08:09,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:08:09,624 INFO L225 Difference]: With dead ends: 13 [2019-08-05 10:08:09,624 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:08:09,625 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2019-08-05 10:08:09,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:08:09,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:08:09,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:08:09,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:08:09,626 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-08-05 10:08:09,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:08:09,626 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:08:09,626 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-08-05 10:08:09,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:08:09,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:08:09,630 INFO L202 PluginConnector]: Adding new model Elevator-Integer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:08:09 BoogieIcfgContainer [2019-08-05 10:08:09,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:08:09,632 INFO L168 Benchmark]: Toolchain (without parser) took 16449.36 ms. Allocated memory was 134.2 MB in the beginning and 318.2 MB in the end (delta: 184.0 MB). Free memory was 111.2 MB in the beginning and 86.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 208.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:08:09,633 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory is still 112.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 10:08:09,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.40 ms. Allocated memory is still 134.2 MB. Free memory was 111.2 MB in the beginning and 109.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:08:09,635 INFO L168 Benchmark]: Boogie Preprocessor took 28.06 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 108.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:08:09,636 INFO L168 Benchmark]: RCFGBuilder took 1542.47 ms. Allocated memory was 134.2 MB in the beginning and 169.9 MB in the end (delta: 35.7 MB). Free memory was 107.7 MB in the beginning and 138.7 MB in the end (delta: -31.0 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:08:09,637 INFO L168 Benchmark]: TraceAbstraction took 14835.87 ms. Allocated memory was 169.9 MB in the beginning and 318.2 MB in the end (delta: 148.4 MB). Free memory was 138.7 MB in the beginning and 86.6 MB in the end (delta: 52.1 MB). Peak memory consumption was 200.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:08:09,640 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 134.2 MB. Free memory is still 112.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.40 ms. Allocated memory is still 134.2 MB. Free memory was 111.2 MB in the beginning and 109.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.06 ms. Allocated memory is still 134.2 MB. Free memory was 109.4 MB in the beginning and 108.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1542.47 ms. Allocated memory was 134.2 MB in the beginning and 169.9 MB in the end (delta: 35.7 MB). Free memory was 107.7 MB in the beginning and 138.7 MB in the end (delta: -31.0 MB). Peak memory consumption was 52.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14835.87 ms. Allocated memory was 169.9 MB in the beginning and 318.2 MB in the end (delta: 148.4 MB). Free memory was 138.7 MB in the beginning and 86.6 MB in the end (delta: 52.1 MB). Peak memory consumption was 200.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 185]: 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, 14.7s OverallTime, 6 OverallIterations, 6 TraceHistogramMax, 3.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 26 SDslu, 1 SDs, 0 SdLazy, 65 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 7 SyntacticMatches, 7 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 11.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred 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, 1.0s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 35478 SizeOfPredicates, 191 NumberOfNonLiveVariables, 411 ConjunctsInSsa, 203 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 0/70 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...