java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 12:00:04,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 12:00:04,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 12:00:04,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 12:00:04,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 12:00:04,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 12:00:04,565 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 12:00:04,567 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 12:00:04,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 12:00:04,569 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 12:00:04,570 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 12:00:04,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 12:00:04,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 12:00:04,572 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 12:00:04,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 12:00:04,574 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 12:00:04,575 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 12:00:04,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 12:00:04,579 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 12:00:04,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 12:00:04,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 12:00:04,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 12:00:04,585 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 12:00:04,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 12:00:04,586 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 12:00:04,587 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 12:00:04,588 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 12:00:04,588 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 12:00:04,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 12:00:04,593 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 12:00:04,593 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 12:00:04,594 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 12:00:04,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 12:00:04,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 12:00:04,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 12:00:04,597 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 12:00:04,598 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 12:00:04,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 12:00:04,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 12:00:04,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 12:00:04,627 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 12:00:04,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 12:00:04,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 12:00:04,627 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 12:00:04,630 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 12:00:04,630 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 12:00:04,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 12:00:04,630 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 12:00:04,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 12:00:04,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 12:00:04,631 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 12:00:04,631 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 12:00:04,631 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 12:00:04,632 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 12:00:04,632 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 12:00:04,632 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 12:00:04,632 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 12:00:04,632 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 12:00:04,633 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 12:00:04,634 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 12:00:04,634 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 12:00:04,634 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 12:00:04,634 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 12:00:04,635 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 12:00:04,635 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 12:00:04,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 12:00:04,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 12:00:04,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 12:00:04,704 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 12:00:04,704 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 12:00:04,705 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-10-24 12:00:04,762 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01f75e0c4/b26114dc133e46098654457e9ffc3c13/FLAGd50be1753 [2018-10-24 12:00:05,184 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 12:00:05,184 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-10-24 12:00:05,191 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01f75e0c4/b26114dc133e46098654457e9ffc3c13/FLAGd50be1753 [2018-10-24 12:00:05,208 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01f75e0c4/b26114dc133e46098654457e9ffc3c13 [2018-10-24 12:00:05,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 12:00:05,219 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 12:00:05,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 12:00:05,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 12:00:05,224 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 12:00:05,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cdbd11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05, skipping insertion in model container [2018-10-24 12:00:05,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 12:00:05,262 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 12:00:05,494 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 12:00:05,499 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 12:00:05,521 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 12:00:05,542 INFO L193 MainTranslator]: Completed translation [2018-10-24 12:00:05,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05 WrapperNode [2018-10-24 12:00:05,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 12:00:05,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 12:00:05,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 12:00:05,544 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 12:00:05,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 12:00:05,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 12:00:05,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 12:00:05,587 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 12:00:05,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... [2018-10-24 12:00:05,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 12:00:05,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 12:00:05,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 12:00:05,612 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 12:00:05,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 12:00:05,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 12:00:05,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 12:00:06,044 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 12:00:06,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:00:06 BoogieIcfgContainer [2018-10-24 12:00:06,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 12:00:06,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 12:00:06,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 12:00:06,057 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 12:00:06,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 12:00:05" (1/3) ... [2018-10-24 12:00:06,058 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1558efdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:00:06, skipping insertion in model container [2018-10-24 12:00:06,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:00:05" (2/3) ... [2018-10-24 12:00:06,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1558efdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:00:06, skipping insertion in model container [2018-10-24 12:00:06,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:00:06" (3/3) ... [2018-10-24 12:00:06,063 INFO L112 eAbstractionObserver]: Analyzing ICFG nested_true-unreach-call_true-termination.i [2018-10-24 12:00:06,074 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 12:00:06,081 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 12:00:06,101 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 12:00:06,142 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 12:00:06,143 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 12:00:06,143 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 12:00:06,143 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 12:00:06,143 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 12:00:06,143 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 12:00:06,143 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 12:00:06,144 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 12:00:06,144 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 12:00:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-10-24 12:00:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-24 12:00:06,165 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:06,166 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:06,168 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:06,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:06,175 INFO L82 PathProgramCache]: Analyzing trace with hash 180211084, now seen corresponding path program 1 times [2018-10-24 12:00:06,177 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:06,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:06,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:06,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:06,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 12:00:06,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 12:00:06,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-24 12:00:06,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-24 12:00:06,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-24 12:00:06,314 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-10-24 12:00:06,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:06,331 INFO L93 Difference]: Finished difference Result 32 states and 42 transitions. [2018-10-24 12:00:06,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-24 12:00:06,333 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2018-10-24 12:00:06,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:06,343 INFO L225 Difference]: With dead ends: 32 [2018-10-24 12:00:06,343 INFO L226 Difference]: Without dead ends: 14 [2018-10-24 12:00:06,348 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-24 12:00:06,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-10-24 12:00:06,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-10-24 12:00:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-10-24 12:00:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2018-10-24 12:00:06,385 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 8 [2018-10-24 12:00:06,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:06,385 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2018-10-24 12:00:06,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-24 12:00:06,386 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-24 12:00:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-24 12:00:06,386 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:06,387 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:06,387 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:06,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:06,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1270630335, now seen corresponding path program 1 times [2018-10-24 12:00:06,388 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:06,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:06,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:06,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:06,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 12:00:06,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 12:00:06,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 12:00:06,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 12:00:06,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-24 12:00:06,565 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand 4 states. [2018-10-24 12:00:06,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:06,762 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2018-10-24 12:00:06,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 12:00:06,764 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-10-24 12:00:06,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:06,765 INFO L225 Difference]: With dead ends: 24 [2018-10-24 12:00:06,765 INFO L226 Difference]: Without dead ends: 20 [2018-10-24 12:00:06,766 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-24 12:00:06,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-10-24 12:00:06,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 16. [2018-10-24 12:00:06,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-10-24 12:00:06,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2018-10-24 12:00:06,773 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 9 [2018-10-24 12:00:06,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:06,773 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2018-10-24 12:00:06,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 12:00:06,774 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-24 12:00:06,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-24 12:00:06,774 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:06,775 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:06,776 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:06,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:06,776 INFO L82 PathProgramCache]: Analyzing trace with hash 36607187, now seen corresponding path program 1 times [2018-10-24 12:00:06,776 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:06,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:06,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:06,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:06,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 12:00:06,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 12:00:06,864 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 12:00:06,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 12:00:06,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-24 12:00:06,865 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand 4 states. [2018-10-24 12:00:06,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:06,960 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2018-10-24 12:00:06,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 12:00:06,962 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-10-24 12:00:06,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:06,964 INFO L225 Difference]: With dead ends: 29 [2018-10-24 12:00:06,964 INFO L226 Difference]: Without dead ends: 19 [2018-10-24 12:00:06,964 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-24 12:00:06,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-10-24 12:00:06,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2018-10-24 12:00:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-10-24 12:00:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-10-24 12:00:06,970 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 14 [2018-10-24 12:00:06,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:06,970 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-10-24 12:00:06,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 12:00:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-24 12:00:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-24 12:00:06,971 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:06,971 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:06,972 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:06,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:06,972 INFO L82 PathProgramCache]: Analyzing trace with hash -52325772, now seen corresponding path program 1 times [2018-10-24 12:00:06,972 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:06,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:06,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:06,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:07,089 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:07,089 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:07,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:07,129 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:07,317 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:07,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-10-24 12:00:07,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 12:00:07,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 12:00:07,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 12:00:07,319 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 7 states. [2018-10-24 12:00:07,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:07,508 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2018-10-24 12:00:07,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 12:00:07,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-10-24 12:00:07,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:07,510 INFO L225 Difference]: With dead ends: 34 [2018-10-24 12:00:07,510 INFO L226 Difference]: Without dead ends: 22 [2018-10-24 12:00:07,511 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 12:00:07,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-10-24 12:00:07,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2018-10-24 12:00:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-10-24 12:00:07,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2018-10-24 12:00:07,518 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 17 [2018-10-24 12:00:07,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:07,519 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2018-10-24 12:00:07,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 12:00:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-24 12:00:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-24 12:00:07,520 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:07,521 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:07,522 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:07,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:07,523 INFO L82 PathProgramCache]: Analyzing trace with hash 540714291, now seen corresponding path program 2 times [2018-10-24 12:00:07,523 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:07,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:07,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:07,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:07,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:07,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:07,624 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:07,624 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:07,643 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-24 12:00:07,695 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-24 12:00:07,695 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:07,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:07,813 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:07,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-10-24 12:00:07,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 12:00:07,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 12:00:07,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-24 12:00:07,814 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 9 states. [2018-10-24 12:00:07,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:07,886 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-10-24 12:00:07,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 12:00:07,894 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-10-24 12:00:07,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:07,895 INFO L225 Difference]: With dead ends: 40 [2018-10-24 12:00:07,895 INFO L226 Difference]: Without dead ends: 25 [2018-10-24 12:00:07,896 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-24 12:00:07,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-10-24 12:00:07,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2018-10-24 12:00:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-10-24 12:00:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-10-24 12:00:07,908 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 20 [2018-10-24 12:00:07,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:07,908 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-10-24 12:00:07,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 12:00:07,909 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-10-24 12:00:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-24 12:00:07,909 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:07,910 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:07,912 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:07,913 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:07,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1698224620, now seen corresponding path program 3 times [2018-10-24 12:00:07,913 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:07,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:07,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:07,915 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:07,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 12:00:08,116 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:08,116 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:08,132 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-24 12:00:08,151 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-10-24 12:00:08,152 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:08,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-24 12:00:08,260 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:08,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-10-24 12:00:08,261 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 12:00:08,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 12:00:08,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-10-24 12:00:08,262 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 10 states. [2018-10-24 12:00:08,717 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 12:00:09,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:09,105 INFO L93 Difference]: Finished difference Result 80 states and 88 transitions. [2018-10-24 12:00:09,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-24 12:00:09,106 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-10-24 12:00:09,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:09,108 INFO L225 Difference]: With dead ends: 80 [2018-10-24 12:00:09,108 INFO L226 Difference]: Without dead ends: 62 [2018-10-24 12:00:09,109 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=206, Invalid=394, Unknown=0, NotChecked=0, Total=600 [2018-10-24 12:00:09,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-10-24 12:00:09,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 44. [2018-10-24 12:00:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-24 12:00:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2018-10-24 12:00:09,119 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 23 [2018-10-24 12:00:09,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:09,119 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2018-10-24 12:00:09,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 12:00:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-10-24 12:00:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-24 12:00:09,121 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:09,121 INFO L375 BasicCegarLoop]: trace histogram [10, 8, 8, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:09,121 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:09,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:09,122 INFO L82 PathProgramCache]: Analyzing trace with hash 902441535, now seen corresponding path program 4 times [2018-10-24 12:00:09,122 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:09,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:09,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:09,123 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:09,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-24 12:00:09,245 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:09,245 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:09,255 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-24 12:00:09,283 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-24 12:00:09,283 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:09,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-24 12:00:09,464 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:09,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-10-24 12:00:09,465 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-24 12:00:09,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-24 12:00:09,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-24 12:00:09,466 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand 13 states. [2018-10-24 12:00:09,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:09,696 INFO L93 Difference]: Finished difference Result 76 states and 81 transitions. [2018-10-24 12:00:09,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-24 12:00:09,698 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 43 [2018-10-24 12:00:09,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:09,699 INFO L225 Difference]: With dead ends: 76 [2018-10-24 12:00:09,699 INFO L226 Difference]: Without dead ends: 52 [2018-10-24 12:00:09,700 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-24 12:00:09,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-10-24 12:00:09,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-10-24 12:00:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-10-24 12:00:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-10-24 12:00:09,709 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 43 [2018-10-24 12:00:09,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:09,710 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-10-24 12:00:09,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-24 12:00:09,710 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-10-24 12:00:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-24 12:00:09,711 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:09,711 INFO L375 BasicCegarLoop]: trace histogram [12, 10, 10, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:09,712 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:09,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:09,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1350619351, now seen corresponding path program 5 times [2018-10-24 12:00:09,712 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:09,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:09,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:09,714 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:09,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-24 12:00:09,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:09,886 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:09,902 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-10-24 12:00:09,954 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2018-10-24 12:00:09,954 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:09,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-24 12:00:10,101 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:10,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-10-24 12:00:10,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-24 12:00:10,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-24 12:00:10,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-24 12:00:10,104 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 15 states. [2018-10-24 12:00:10,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:10,505 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2018-10-24 12:00:10,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-24 12:00:10,508 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-10-24 12:00:10,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:10,509 INFO L225 Difference]: With dead ends: 85 [2018-10-24 12:00:10,509 INFO L226 Difference]: Without dead ends: 58 [2018-10-24 12:00:10,510 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-24 12:00:10,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-24 12:00:10,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-10-24 12:00:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-10-24 12:00:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-10-24 12:00:10,519 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 49 [2018-10-24 12:00:10,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:10,519 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-10-24 12:00:10,519 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-24 12:00:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-10-24 12:00:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-24 12:00:10,521 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:10,521 INFO L375 BasicCegarLoop]: trace histogram [14, 12, 12, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:10,522 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:10,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:10,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1763537601, now seen corresponding path program 6 times [2018-10-24 12:00:10,522 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:10,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:10,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:10,523 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:10,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:10,737 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 138 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-24 12:00:10,738 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:10,738 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:10,747 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-10-24 12:00:10,771 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-10-24 12:00:10,772 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:10,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-24 12:00:10,905 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:10,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2018-10-24 12:00:10,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-24 12:00:10,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-24 12:00:10,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-10-24 12:00:10,907 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 14 states. [2018-10-24 12:00:12,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:12,070 INFO L93 Difference]: Finished difference Result 146 states and 156 transitions. [2018-10-24 12:00:12,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-10-24 12:00:12,076 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 55 [2018-10-24 12:00:12,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:12,077 INFO L225 Difference]: With dead ends: 146 [2018-10-24 12:00:12,078 INFO L226 Difference]: Without dead ends: 116 [2018-10-24 12:00:12,080 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 534 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=668, Invalid=1402, Unknown=0, NotChecked=0, Total=2070 [2018-10-24 12:00:12,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-10-24 12:00:12,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 88. [2018-10-24 12:00:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-10-24 12:00:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions. [2018-10-24 12:00:12,097 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 55 [2018-10-24 12:00:12,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:12,097 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions. [2018-10-24 12:00:12,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-24 12:00:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2018-10-24 12:00:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-24 12:00:12,100 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:12,100 INFO L375 BasicCegarLoop]: trace histogram [24, 21, 21, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:12,100 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:12,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:12,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1929818046, now seen corresponding path program 7 times [2018-10-24 12:00:12,101 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:12,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:12,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:12,103 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:12,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-10-24 12:00:12,288 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:12,288 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:12,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:12,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-10-24 12:00:12,521 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:12,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-10-24 12:00:12,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-24 12:00:12,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-24 12:00:12,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-24 12:00:12,524 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand 19 states. [2018-10-24 12:00:12,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:12,603 INFO L93 Difference]: Finished difference Result 159 states and 167 transitions. [2018-10-24 12:00:12,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 12:00:12,610 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 87 [2018-10-24 12:00:12,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:12,611 INFO L225 Difference]: With dead ends: 159 [2018-10-24 12:00:12,611 INFO L226 Difference]: Without dead ends: 100 [2018-10-24 12:00:12,612 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-24 12:00:12,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-10-24 12:00:12,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2018-10-24 12:00:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-10-24 12:00:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 100 transitions. [2018-10-24 12:00:12,636 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 100 transitions. Word has length 87 [2018-10-24 12:00:12,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:12,637 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 100 transitions. [2018-10-24 12:00:12,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-24 12:00:12,637 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-10-24 12:00:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-24 12:00:12,639 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:12,639 INFO L375 BasicCegarLoop]: trace histogram [27, 24, 24, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:12,639 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:12,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:12,640 INFO L82 PathProgramCache]: Analyzing trace with hash -739967533, now seen corresponding path program 8 times [2018-10-24 12:00:12,640 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:12,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:12,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:12,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:12,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-24 12:00:13,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:13,118 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:13,126 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-24 12:00:13,163 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-24 12:00:13,163 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:13,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-24 12:00:13,399 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:13,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-10-24 12:00:13,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-24 12:00:13,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-24 12:00:13,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-24 12:00:13,401 INFO L87 Difference]: Start difference. First operand 97 states and 100 transitions. Second operand 21 states. [2018-10-24 12:00:13,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:13,762 INFO L93 Difference]: Finished difference Result 174 states and 182 transitions. [2018-10-24 12:00:13,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-24 12:00:13,763 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 96 [2018-10-24 12:00:13,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:13,764 INFO L225 Difference]: With dead ends: 174 [2018-10-24 12:00:13,764 INFO L226 Difference]: Without dead ends: 109 [2018-10-24 12:00:13,765 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-24 12:00:13,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-10-24 12:00:13,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2018-10-24 12:00:13,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-10-24 12:00:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 109 transitions. [2018-10-24 12:00:13,780 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 109 transitions. Word has length 96 [2018-10-24 12:00:13,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:13,781 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 109 transitions. [2018-10-24 12:00:13,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-24 12:00:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2018-10-24 12:00:13,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-24 12:00:13,783 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:13,783 INFO L375 BasicCegarLoop]: trace histogram [30, 27, 27, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:13,783 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:13,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:13,784 INFO L82 PathProgramCache]: Analyzing trace with hash 2013980510, now seen corresponding path program 9 times [2018-10-24 12:00:13,784 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:13,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:13,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:13,785 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:13,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 568 proven. 126 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-10-24 12:00:14,059 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:14,059 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:14,084 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-24 12:00:14,126 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-10-24 12:00:14,127 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:14,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 570 proven. 126 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-10-24 12:00:14,310 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:14,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-10-24 12:00:14,311 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-24 12:00:14,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-24 12:00:14,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-10-24 12:00:14,312 INFO L87 Difference]: Start difference. First operand 106 states and 109 transitions. Second operand 23 states. [2018-10-24 12:00:14,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:14,431 INFO L93 Difference]: Finished difference Result 189 states and 197 transitions. [2018-10-24 12:00:14,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-24 12:00:14,432 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 105 [2018-10-24 12:00:14,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:14,433 INFO L225 Difference]: With dead ends: 189 [2018-10-24 12:00:14,433 INFO L226 Difference]: Without dead ends: 118 [2018-10-24 12:00:14,434 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=340, Unknown=0, NotChecked=0, Total=552 [2018-10-24 12:00:14,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-10-24 12:00:14,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2018-10-24 12:00:14,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-10-24 12:00:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 118 transitions. [2018-10-24 12:00:14,446 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 118 transitions. Word has length 105 [2018-10-24 12:00:14,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:14,447 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 118 transitions. [2018-10-24 12:00:14,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-24 12:00:14,447 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-10-24 12:00:14,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-24 12:00:14,449 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:14,449 INFO L375 BasicCegarLoop]: trace histogram [33, 30, 30, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:14,449 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:14,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:14,450 INFO L82 PathProgramCache]: Analyzing trace with hash -2140116173, now seen corresponding path program 10 times [2018-10-24 12:00:14,450 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:14,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:14,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:14,451 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:14,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:14,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-10-24 12:00:14,825 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:14,825 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:14,834 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-24 12:00:14,893 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-24 12:00:14,893 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:14,897 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-10-24 12:00:15,117 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:15,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-10-24 12:00:15,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-24 12:00:15,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-24 12:00:15,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-10-24 12:00:15,119 INFO L87 Difference]: Start difference. First operand 115 states and 118 transitions. Second operand 11 states. [2018-10-24 12:00:15,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:15,352 INFO L93 Difference]: Finished difference Result 187 states and 192 transitions. [2018-10-24 12:00:15,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 12:00:15,352 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 114 [2018-10-24 12:00:15,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:15,354 INFO L225 Difference]: With dead ends: 187 [2018-10-24 12:00:15,354 INFO L226 Difference]: Without dead ends: 183 [2018-10-24 12:00:15,355 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-10-24 12:00:15,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-10-24 12:00:15,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 150. [2018-10-24 12:00:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-10-24 12:00:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2018-10-24 12:00:15,383 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 114 [2018-10-24 12:00:15,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:15,389 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2018-10-24 12:00:15,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-24 12:00:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2018-10-24 12:00:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-24 12:00:15,393 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:15,395 INFO L375 BasicCegarLoop]: trace histogram [44, 40, 40, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:15,395 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:15,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:15,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1460903615, now seen corresponding path program 11 times [2018-10-24 12:00:15,395 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:15,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:15,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:15,397 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:15,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-10-24 12:00:15,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:15,669 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:15,676 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-10-24 12:00:15,817 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2018-10-24 12:00:15,817 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:15,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-10-24 12:00:16,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:16,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-10-24 12:00:16,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-24 12:00:16,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-24 12:00:16,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-24 12:00:16,120 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 13 states. [2018-10-24 12:00:16,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:16,206 INFO L93 Difference]: Finished difference Result 222 states and 228 transitions. [2018-10-24 12:00:16,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-24 12:00:16,207 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2018-10-24 12:00:16,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:16,209 INFO L225 Difference]: With dead ends: 222 [2018-10-24 12:00:16,209 INFO L226 Difference]: Without dead ends: 218 [2018-10-24 12:00:16,209 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-24 12:00:16,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-10-24 12:00:16,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 185. [2018-10-24 12:00:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-10-24 12:00:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 190 transitions. [2018-10-24 12:00:16,226 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 190 transitions. Word has length 149 [2018-10-24 12:00:16,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:16,227 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 190 transitions. [2018-10-24 12:00:16,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-24 12:00:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 190 transitions. [2018-10-24 12:00:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-24 12:00:16,229 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:16,229 INFO L375 BasicCegarLoop]: trace histogram [55, 50, 50, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:16,229 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:16,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:16,230 INFO L82 PathProgramCache]: Analyzing trace with hash -799121485, now seen corresponding path program 12 times [2018-10-24 12:00:16,230 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:16,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:16,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:16,231 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:16,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:16,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-10-24 12:00:16,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:16,887 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:16,895 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-10-24 12:00:16,993 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2018-10-24 12:00:16,993 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:16,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-10-24 12:00:17,136 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:17,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-10-24 12:00:17,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-24 12:00:17,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-24 12:00:17,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-24 12:00:17,138 INFO L87 Difference]: Start difference. First operand 185 states and 190 transitions. Second operand 15 states. [2018-10-24 12:00:17,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:17,466 INFO L93 Difference]: Finished difference Result 257 states and 264 transitions. [2018-10-24 12:00:17,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-24 12:00:17,466 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 184 [2018-10-24 12:00:17,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:17,468 INFO L225 Difference]: With dead ends: 257 [2018-10-24 12:00:17,468 INFO L226 Difference]: Without dead ends: 253 [2018-10-24 12:00:17,468 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-24 12:00:17,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-10-24 12:00:17,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 220. [2018-10-24 12:00:17,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-10-24 12:00:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 226 transitions. [2018-10-24 12:00:17,488 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 226 transitions. Word has length 184 [2018-10-24 12:00:17,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:17,489 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 226 transitions. [2018-10-24 12:00:17,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-24 12:00:17,489 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 226 transitions. [2018-10-24 12:00:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-24 12:00:17,492 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:17,492 INFO L375 BasicCegarLoop]: trace histogram [66, 60, 60, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:17,493 INFO L424 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:17,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:17,493 INFO L82 PathProgramCache]: Analyzing trace with hash 962419263, now seen corresponding path program 13 times [2018-10-24 12:00:17,493 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:17,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:17,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:17,494 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:17,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-10-24 12:00:17,967 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:17,967 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:17,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:18,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:18,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-10-24 12:00:18,365 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:18,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-10-24 12:00:18,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-24 12:00:18,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-24 12:00:18,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-10-24 12:00:18,366 INFO L87 Difference]: Start difference. First operand 220 states and 226 transitions. Second operand 17 states. [2018-10-24 12:00:18,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:18,589 INFO L93 Difference]: Finished difference Result 292 states and 300 transitions. [2018-10-24 12:00:18,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 12:00:18,589 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 219 [2018-10-24 12:00:18,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:18,591 INFO L225 Difference]: With dead ends: 292 [2018-10-24 12:00:18,591 INFO L226 Difference]: Without dead ends: 288 [2018-10-24 12:00:18,592 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-10-24 12:00:18,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-10-24 12:00:18,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 255. [2018-10-24 12:00:18,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-10-24 12:00:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 262 transitions. [2018-10-24 12:00:18,611 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 262 transitions. Word has length 219 [2018-10-24 12:00:18,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:18,612 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 262 transitions. [2018-10-24 12:00:18,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-24 12:00:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2018-10-24 12:00:18,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-24 12:00:18,615 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:18,615 INFO L375 BasicCegarLoop]: trace histogram [77, 70, 70, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:18,616 INFO L424 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:18,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:18,616 INFO L82 PathProgramCache]: Analyzing trace with hash 255783987, now seen corresponding path program 14 times [2018-10-24 12:00:18,616 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:18,616 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:18,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:18,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 12:00:18,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-10-24 12:00:18,986 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:18,986 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:18,993 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-24 12:00:19,076 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-24 12:00:19,076 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:19,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-10-24 12:00:19,364 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:19,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-10-24 12:00:19,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-24 12:00:19,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-24 12:00:19,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-24 12:00:19,367 INFO L87 Difference]: Start difference. First operand 255 states and 262 transitions. Second operand 19 states. [2018-10-24 12:00:19,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:19,500 INFO L93 Difference]: Finished difference Result 327 states and 336 transitions. [2018-10-24 12:00:19,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 12:00:19,501 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 254 [2018-10-24 12:00:19,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:19,503 INFO L225 Difference]: With dead ends: 327 [2018-10-24 12:00:19,503 INFO L226 Difference]: Without dead ends: 323 [2018-10-24 12:00:19,503 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-24 12:00:19,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-10-24 12:00:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 290. [2018-10-24 12:00:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2018-10-24 12:00:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 298 transitions. [2018-10-24 12:00:19,533 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 298 transitions. Word has length 254 [2018-10-24 12:00:19,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:19,533 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 298 transitions. [2018-10-24 12:00:19,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-24 12:00:19,534 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 298 transitions. [2018-10-24 12:00:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-24 12:00:19,537 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:19,537 INFO L375 BasicCegarLoop]: trace histogram [88, 80, 80, 9, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:19,537 INFO L424 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:19,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:19,538 INFO L82 PathProgramCache]: Analyzing trace with hash 984643007, now seen corresponding path program 15 times [2018-10-24 12:00:19,538 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:19,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:19,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:19,539 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:19,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-10-24 12:00:20,443 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:20,443 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:20,451 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-24 12:00:20,581 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 54 check-sat command(s) [2018-10-24 12:00:20,581 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:20,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-10-24 12:00:20,869 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:20,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-10-24 12:00:20,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-24 12:00:20,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-24 12:00:20,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-24 12:00:20,870 INFO L87 Difference]: Start difference. First operand 290 states and 298 transitions. Second operand 21 states. [2018-10-24 12:00:21,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:21,077 INFO L93 Difference]: Finished difference Result 362 states and 372 transitions. [2018-10-24 12:00:21,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-24 12:00:21,078 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 289 [2018-10-24 12:00:21,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:21,080 INFO L225 Difference]: With dead ends: 362 [2018-10-24 12:00:21,080 INFO L226 Difference]: Without dead ends: 358 [2018-10-24 12:00:21,081 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-24 12:00:21,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-10-24 12:00:21,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 325. [2018-10-24 12:00:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-10-24 12:00:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 334 transitions. [2018-10-24 12:00:21,116 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 334 transitions. Word has length 289 [2018-10-24 12:00:21,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:21,117 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 334 transitions. [2018-10-24 12:00:21,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-24 12:00:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 334 transitions. [2018-10-24 12:00:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-24 12:00:21,119 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:21,120 INFO L375 BasicCegarLoop]: trace histogram [99, 90, 90, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:21,120 INFO L424 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:21,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:21,120 INFO L82 PathProgramCache]: Analyzing trace with hash 2140809395, now seen corresponding path program 16 times [2018-10-24 12:00:21,121 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:21,121 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:21,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:21,122 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:21,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:21,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-10-24 12:00:21,575 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 12:00:21,575 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 12:00:21,583 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-24 12:00:21,684 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-24 12:00:21,685 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-24 12:00:21,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 12:00:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-10-24 12:00:22,176 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 12:00:22,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-10-24 12:00:22,177 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-24 12:00:22,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-24 12:00:22,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-10-24 12:00:22,178 INFO L87 Difference]: Start difference. First operand 325 states and 334 transitions. Second operand 23 states. [2018-10-24 12:00:22,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:22,361 INFO L93 Difference]: Finished difference Result 397 states and 408 transitions. [2018-10-24 12:00:22,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-24 12:00:22,361 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 324 [2018-10-24 12:00:22,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:22,363 INFO L225 Difference]: With dead ends: 397 [2018-10-24 12:00:22,364 INFO L226 Difference]: Without dead ends: 393 [2018-10-24 12:00:22,364 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=212, Invalid=340, Unknown=0, NotChecked=0, Total=552 [2018-10-24 12:00:22,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-10-24 12:00:22,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 360. [2018-10-24 12:00:22,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-10-24 12:00:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 370 transitions. [2018-10-24 12:00:22,399 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 370 transitions. Word has length 324 [2018-10-24 12:00:22,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:22,400 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 370 transitions. [2018-10-24 12:00:22,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-24 12:00:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 370 transitions. [2018-10-24 12:00:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-10-24 12:00:22,402 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 12:00:22,403 INFO L375 BasicCegarLoop]: trace histogram [110, 100, 100, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 12:00:22,403 INFO L424 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 12:00:22,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 12:00:22,403 INFO L82 PathProgramCache]: Analyzing trace with hash -880479937, now seen corresponding path program 17 times [2018-10-24 12:00:22,404 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 12:00:22,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 12:00:22,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:22,405 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-24 12:00:22,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 12:00:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 12:00:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 17095 backedges. 17077 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-24 12:00:28,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 12:00:28,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [104] imperfect sequences [] total 104 [2018-10-24 12:00:28,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 104 states [2018-10-24 12:00:28,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2018-10-24 12:00:28,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5255, Invalid=5457, Unknown=0, NotChecked=0, Total=10712 [2018-10-24 12:00:28,609 INFO L87 Difference]: Start difference. First operand 360 states and 370 transitions. Second operand 104 states. [2018-10-24 12:00:32,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 12:00:32,222 INFO L93 Difference]: Finished difference Result 14895 states and 15355 transitions. [2018-10-24 12:00:32,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2018-10-24 12:00:32,222 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 359 [2018-10-24 12:00:32,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 12:00:32,223 INFO L225 Difference]: With dead ends: 14895 [2018-10-24 12:00:32,224 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 12:00:32,244 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=5359, Invalid=5561, Unknown=0, NotChecked=0, Total=10920 [2018-10-24 12:00:32,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 12:00:32,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 12:00:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 12:00:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 12:00:32,245 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 359 [2018-10-24 12:00:32,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 12:00:32,245 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 12:00:32,245 INFO L482 AbstractCegarLoop]: Interpolant automaton has 104 states. [2018-10-24 12:00:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 12:00:32,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 12:00:32,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 12:00:34,487 WARN L179 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 673 DAG size of output: 664 [2018-10-24 12:00:40,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:40,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:41,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:42,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:43,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:44,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:45,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:46,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:47,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:48,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:49,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:50,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:51,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:52,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:53,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:54,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:55,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:55,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:55,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:55,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:56,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:57,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:58,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:58,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:58,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:58,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:00:59,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:00,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:00,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:01,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:02,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:02,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:02,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:03,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:03,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:03,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:03,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:04,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:05,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:06,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:06,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:06,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:07,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:07,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:08,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:09,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:09,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:09,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:10,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:11,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:11,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:11,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:11,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:12,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:12,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:12,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:13,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:14,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:14,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:14,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:15,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:15,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:16,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:16,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:16,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:18,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:19,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:19,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:19,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:19,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:20,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:20,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:20,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:20,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:21,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:21,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:21,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:22,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:22,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:22,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:22,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:23,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:25,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:25,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:25,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:29,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:32,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:32,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 12:01:37,305 WARN L179 SmtUtils]: Spent 1.05 m on a formula simplification. DAG size of input: 5175 DAG size of output: 1754 [2018-10-24 12:01:44,272 WARN L179 SmtUtils]: Spent 6.95 s on a formula simplification. DAG size of input: 664 DAG size of output: 59 [2018-10-24 12:02:43,011 WARN L179 SmtUtils]: Spent 58.73 s on a formula simplification. DAG size of input: 1719 DAG size of output: 362 [2018-10-24 12:02:43,015 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-10-24 12:02:43,015 INFO L428 ceAbstractionStarter]: At program point L23(lines 10 24) the Hoare annotation is: true [2018-10-24 12:02:43,015 INFO L425 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L428 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: true [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-10-24 12:02:43,016 INFO L425 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-10-24 12:02:43,017 INFO L421 ceAbstractionStarter]: At program point L17-4(lines 17 21) the Hoare annotation is: (let ((.cse0 (<= 10 ULTIMATE.start_main_~n~0)) (.cse1 (<= 10 ULTIMATE.start_main_~m~0))) (or (and .cse0 .cse1 (<= 60 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 6)) (and (<= ULTIMATE.start_main_~i~0 9) .cse0 .cse1 (<= 90 ULTIMATE.start_main_~k~0)) (and .cse0 (<= 70 ULTIMATE.start_main_~k~0) .cse1 (<= ULTIMATE.start_main_~i~0 7)) (and .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 8) (<= 80 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 50 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 3) (<= 30 ULTIMATE.start_main_~k~0)) (and (<= ULTIMATE.start_main_~i~0 2) .cse0 (<= 20 ULTIMATE.start_main_~k~0) .cse1) (and (<= 40 ULTIMATE.start_main_~k~0) .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 4)) (and .cse0 .cse1 (<= 100 ULTIMATE.start_main_~k~0)) (and (<= ULTIMATE.start_main_~i~0 0) (<= 0 ULTIMATE.start_main_~k~0) .cse0 .cse1) (and .cse0 .cse1 (<= 10 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 1)))) [2018-10-24 12:02:43,017 INFO L425 ceAbstractionStarter]: For program point L17-5(lines 17 21) no Hoare annotation was computed. [2018-10-24 12:02:43,017 INFO L425 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-10-24 12:02:43,017 INFO L425 ceAbstractionStarter]: For program point L18-1(lines 18 20) no Hoare annotation was computed. [2018-10-24 12:02:43,017 INFO L425 ceAbstractionStarter]: For program point L18-3(lines 18 20) no Hoare annotation was computed. [2018-10-24 12:02:43,019 INFO L421 ceAbstractionStarter]: At program point L18-4(lines 18 20) the Hoare annotation is: (let ((.cse18 (<= ULTIMATE.start_main_~j~0 4)) (.cse2 (<= ULTIMATE.start_main_~j~0 1)) (.cse9 (<= ULTIMATE.start_main_~j~0 7)) (.cse15 (<= ULTIMATE.start_main_~j~0 6)) (.cse30 (<= ULTIMATE.start_main_~j~0 9)) (.cse20 (<= ULTIMATE.start_main_~j~0 5)) (.cse7 (<= ULTIMATE.start_main_~j~0 2)) (.cse19 (<= ULTIMATE.start_main_~j~0 0)) (.cse22 (<= ULTIMATE.start_main_~j~0 3)) (.cse0 (<= 10 ULTIMATE.start_main_~n~0)) (.cse32 (<= ULTIMATE.start_main_~j~0 8)) (.cse1 (<= 10 ULTIMATE.start_main_~m~0))) (let ((.cse26 (<= 20 ULTIMATE.start_main_~k~0)) (.cse10 (<= 40 ULTIMATE.start_main_~k~0)) (.cse12 (and .cse0 .cse32 .cse1)) (.cse34 (<= 30 ULTIMATE.start_main_~k~0)) (.cse36 (<= 70 ULTIMATE.start_main_~k~0)) (.cse35 (<= 60 ULTIMATE.start_main_~k~0)) (.cse37 (and .cse0 .cse1 .cse22)) (.cse4 (and .cse0 .cse1 .cse19)) (.cse23 (<= 80 ULTIMATE.start_main_~k~0)) (.cse28 (and .cse7 .cse0 .cse1)) (.cse27 (<= ULTIMATE.start_main_~i~0 2)) (.cse13 (<= ULTIMATE.start_main_~i~0 6)) (.cse39 (and .cse0 .cse20 .cse1)) (.cse11 (<= ULTIMATE.start_main_~i~0 3)) (.cse40 (<= 10 ULTIMATE.start_main_~k~0)) (.cse21 (<= ULTIMATE.start_main_~i~0 1)) (.cse29 (<= 50 ULTIMATE.start_main_~k~0)) (.cse8 (<= ULTIMATE.start_main_~i~0 4)) (.cse31 (and .cse0 .cse1 .cse30)) (.cse38 (and .cse0 .cse1 .cse15)) (.cse25 (and .cse0 .cse1 .cse9)) (.cse5 (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)) (.cse14 (<= ULTIMATE.start_main_~i~0 0)) (.cse6 (<= 90 ULTIMATE.start_main_~k~0)) (.cse16 (and .cse0 .cse1 .cse2)) (.cse24 (<= ULTIMATE.start_main_~i~0 7)) (.cse17 (<= ULTIMATE.start_main_~i~0 8)) (.cse33 (and .cse0 .cse1 .cse18)) (.cse3 (<= ULTIMATE.start_main_~i~0 5))) (or (and .cse0 .cse1 (<= 51 ULTIMATE.start_main_~k~0) .cse2 .cse3) (and (and .cse4 .cse5) .cse6) (and (<= 42 ULTIMATE.start_main_~k~0) .cse7 .cse0 .cse1 .cse8) (and (<= 47 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse9 .cse8) (and .cse10 .cse0 .cse1 .cse11) (and (<= 68 ULTIMATE.start_main_~k~0) .cse12 .cse13) (and (and .cse0 .cse1 .cse5) (<= 100 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 (<= 6 ULTIMATE.start_main_~k~0) .cse1 .cse15) (and (and .cse16 .cse5) (<= 91 ULTIMATE.start_main_~k~0)) (and .cse16 .cse17 (<= 81 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 64 ULTIMATE.start_main_~k~0) .cse13 .cse18) (and .cse14 (<= 0 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse19) (and .cse0 .cse20 .cse1 (<= 15 ULTIMATE.start_main_~k~0) .cse21) (and (and .cse12 .cse5) (<= 98 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 .cse22 (<= 3 ULTIMATE.start_main_~k~0)) (and .cse7 .cse0 .cse1 .cse13 (<= 62 ULTIMATE.start_main_~k~0)) (and .cse17 (<= 88 ULTIMATE.start_main_~k~0) .cse12) (and (<= 13 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse21) (and .cse0 .cse1 .cse23 .cse24) (and (<= 57 ULTIMATE.start_main_~k~0) .cse25 .cse3) (and .cse0 .cse1 .cse2 .cse11 (<= 31 ULTIMATE.start_main_~k~0)) (and .cse0 .cse26 .cse1 .cse21) (and .cse27 (<= 21 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse2) (and (<= 35 ULTIMATE.start_main_~k~0) .cse0 .cse20 .cse1 .cse11) (and (<= 92 ULTIMATE.start_main_~k~0) (and .cse28 .cse5)) (and .cse12 .cse3 (<= 58 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 .cse18 (<= 4 ULTIMATE.start_main_~k~0)) (and .cse4 .cse29 .cse3) (and .cse27 .cse0 .cse1 .cse26 .cse19) (and .cse14 (<= 2 ULTIMATE.start_main_~k~0) .cse7 .cse0 .cse1) (and (<= 54 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse3 .cse18) (and .cse14 .cse0 (<= 1 ULTIMATE.start_main_~k~0) .cse1 .cse2) (and .cse16 .cse13 (<= 61 ULTIMATE.start_main_~k~0)) (and .cse27 (<= 29 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse30) (and .cse10 .cse0 .cse1 .cse19 .cse8) (and .cse0 .cse1 (<= 66 ULTIMATE.start_main_~k~0) .cse13 .cse15) (and .cse17 .cse31 (<= 89 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse15 (<= 46 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse32 .cse1 (<= 18 ULTIMATE.start_main_~k~0) .cse21) (and (and .cse33 .cse5) (<= 94 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse19 .cse11 .cse34) (and .cse14 .cse0 (<= 5 ULTIMATE.start_main_~k~0) .cse20 .cse1) (and .cse27 (<= 28 ULTIMATE.start_main_~k~0) .cse0 .cse32 .cse1) (and (<= 19 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse21 .cse30) (and .cse0 .cse1 .cse35 .cse3) (and (<= 49 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse30 .cse8) (and .cse4 .cse36 .cse24) (and .cse0 .cse20 .cse1 (<= 45 ULTIMATE.start_main_~k~0) .cse8) (and (<= 78 ULTIMATE.start_main_~k~0) .cse12 .cse24) (and .cse0 (<= 39 ULTIMATE.start_main_~k~0) .cse1 .cse11 .cse30) (and .cse0 .cse1 (<= 43 ULTIMATE.start_main_~k~0) .cse22 .cse8) (and (<= 37 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse11 .cse9) (and .cse27 .cse0 .cse1 .cse34) (and .cse0 .cse1 .cse2 (<= 41 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse1 .cse36 .cse13) (and .cse25 .cse17 (<= 87 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 74 ULTIMATE.start_main_~k~0) .cse24 .cse18) (and .cse0 .cse20 .cse1 (<= 65 ULTIMATE.start_main_~k~0) .cse13) (and (<= 44 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse18 .cse8) (and .cse25 (<= 67 ULTIMATE.start_main_~k~0) .cse13) (and .cse4 .cse35 .cse13) (and .cse0 .cse1 .cse21 .cse15 (<= 16 ULTIMATE.start_main_~k~0)) (and .cse27 .cse0 (<= 27 ULTIMATE.start_main_~k~0) .cse1 .cse9) (and .cse37 (<= 83 ULTIMATE.start_main_~k~0) .cse17) (and .cse27 (<= 26 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse15) (and (<= 72 ULTIMATE.start_main_~k~0) .cse28 .cse24) (and .cse0 (<= 38 ULTIMATE.start_main_~k~0) .cse32 .cse1 .cse11) (and .cse27 .cse0 .cse20 .cse1 (<= 25 ULTIMATE.start_main_~k~0)) (and .cse7 .cse0 .cse1 (<= 32 ULTIMATE.start_main_~k~0) .cse11) (and .cse0 .cse1 .cse11 (<= 34 ULTIMATE.start_main_~k~0) .cse18) (and (and .cse37 .cse5) (<= 93 ULTIMATE.start_main_~k~0)) (and (<= 76 ULTIMATE.start_main_~k~0) .cse38 .cse24) (and .cse27 .cse7 .cse0 .cse1 (<= 22 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 (<= 9 ULTIMATE.start_main_~k~0) .cse30) (and .cse0 .cse1 .cse22 (<= 73 ULTIMATE.start_main_~k~0) .cse24) (and .cse27 .cse0 .cse1 (<= 23 ULTIMATE.start_main_~k~0) .cse22) (and (<= 77 ULTIMATE.start_main_~k~0) .cse25 .cse24) (and .cse0 .cse1 (<= 63 ULTIMATE.start_main_~k~0) .cse22 .cse13) (and .cse0 .cse32 .cse1 (<= 48 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse20 .cse1 (<= 75 ULTIMATE.start_main_~k~0) .cse24) (and .cse7 .cse0 .cse1 .cse21 (<= 12 ULTIMATE.start_main_~k~0)) (and .cse4 .cse17 .cse23) (and (<= 79 ULTIMATE.start_main_~k~0) .cse31 .cse24) (and (<= 59 ULTIMATE.start_main_~k~0) .cse31 .cse3) (and .cse28 (<= 82 ULTIMATE.start_main_~k~0) .cse17) (and .cse0 (<= 17 ULTIMATE.start_main_~k~0) .cse1 .cse9 .cse21) (and .cse38 .cse17 (<= 86 ULTIMATE.start_main_~k~0)) (and (<= 85 ULTIMATE.start_main_~k~0) .cse17 .cse39) (and .cse0 .cse1 .cse21 (<= 14 ULTIMATE.start_main_~k~0) .cse18) (and .cse27 .cse0 .cse1 .cse18 (<= 24 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse3 (<= 56 ULTIMATE.start_main_~k~0) .cse15) (and (<= 69 ULTIMATE.start_main_~k~0) .cse31 .cse13) (and .cse14 .cse0 .cse1 .cse40) (and (<= 33 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse11) (and .cse14 .cse0 .cse32 .cse1 (<= 8 ULTIMATE.start_main_~k~0)) (and (and .cse39 .cse5) (<= 95 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse11 (<= 36 ULTIMATE.start_main_~k~0) .cse15) (and .cse0 .cse40 .cse1 .cse19 .cse21) (and .cse0 .cse1 (<= 11 ULTIMATE.start_main_~k~0) .cse2 .cse21) (and .cse0 .cse1 .cse29 .cse8) (and (and .cse31 .cse5) (<= 99 ULTIMATE.start_main_~k~0)) (and (<= 96 ULTIMATE.start_main_~k~0) (and .cse38 .cse5)) (and (<= 97 ULTIMATE.start_main_~k~0) (and .cse25 .cse5)) (and .cse14 .cse0 .cse1 (<= 7 ULTIMATE.start_main_~k~0) .cse9) (and .cse0 .cse1 .cse17 .cse6) (and .cse0 .cse20 .cse1 .cse3 (<= 55 ULTIMATE.start_main_~k~0)) (and .cse16 .cse24 (<= 71 ULTIMATE.start_main_~k~0)) (and .cse17 (<= 84 ULTIMATE.start_main_~k~0) .cse33) (and .cse7 .cse0 .cse1 (<= 52 ULTIMATE.start_main_~k~0) .cse3) (and (<= 53 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse3)))) [2018-10-24 12:02:43,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:02:43 BoogieIcfgContainer [2018-10-24 12:02:43,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 12:02:43,080 INFO L168 Benchmark]: Toolchain (without parser) took 157861.56 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -673.8 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-10-24 12:02:43,081 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 12:02:43,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-10-24 12:02:43,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 12:02:43,086 INFO L168 Benchmark]: Boogie Preprocessor took 24.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 12:02:43,087 INFO L168 Benchmark]: RCFGBuilder took 434.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -793.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-10-24 12:02:43,092 INFO L168 Benchmark]: TraceAbstraction took 157030.73 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 109.0 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-10-24 12:02:43,098 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 322.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 434.22 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -793.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 157030.73 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 109.0 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((((((((((((10 <= n && 10 <= m) && 60 <= k) && i <= 6) || (((i <= 9 && 10 <= n) && 10 <= m) && 90 <= k)) || (((10 <= n && 70 <= k) && 10 <= m) && i <= 7)) || (((10 <= n && 10 <= m) && i <= 8) && 80 <= k)) || (((10 <= n && 10 <= m) && 50 <= k) && i <= 5)) || (((10 <= n && 10 <= m) && i <= 3) && 30 <= k)) || (((i <= 2 && 10 <= n) && 20 <= k) && 10 <= m)) || (((40 <= k && 10 <= n) && 10 <= m) && i <= 4)) || ((10 <= n && 10 <= m) && 100 <= k)) || (((i <= 0 && 0 <= k) && 10 <= n) && 10 <= m)) || (((10 <= n && 10 <= m) && 10 <= k) && i <= 1) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((10 <= n && 10 <= m) && 51 <= k) && j <= 1) && i <= 5) || ((((10 <= n && 10 <= m) && j <= 0) && i + 1 <= n) && 90 <= k)) || ((((42 <= k && j <= 2) && 10 <= n) && 10 <= m) && i <= 4)) || ((((47 <= k && 10 <= n) && 10 <= m) && j <= 7) && i <= 4)) || (((40 <= k && 10 <= n) && 10 <= m) && i <= 3)) || ((68 <= k && (10 <= n && j <= 8) && 10 <= m) && i <= 6)) || (((10 <= n && 10 <= m) && i + 1 <= n) && 100 <= k)) || ((((i <= 0 && 10 <= n) && 6 <= k) && 10 <= m) && j <= 6)) || ((((10 <= n && 10 <= m) && j <= 1) && i + 1 <= n) && 91 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 8) && 81 <= k)) || ((((10 <= n && 10 <= m) && 64 <= k) && i <= 6) && j <= 4)) || ((((i <= 0 && 0 <= k) && 10 <= n) && 10 <= m) && j <= 0)) || ((((10 <= n && j <= 5) && 10 <= m) && 15 <= k) && i <= 1)) || ((((10 <= n && j <= 8) && 10 <= m) && i + 1 <= n) && 98 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && j <= 3) && 3 <= k)) || ((((j <= 2 && 10 <= n) && 10 <= m) && i <= 6) && 62 <= k)) || ((i <= 8 && 88 <= k) && (10 <= n && j <= 8) && 10 <= m)) || ((((13 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 1)) || (((10 <= n && 10 <= m) && 80 <= k) && i <= 7)) || ((57 <= k && (10 <= n && 10 <= m) && j <= 7) && i <= 5)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 3) && 31 <= k)) || (((10 <= n && 20 <= k) && 10 <= m) && i <= 1)) || ((((i <= 2 && 21 <= k) && 10 <= n) && 10 <= m) && j <= 1)) || ((((35 <= k && 10 <= n) && j <= 5) && 10 <= m) && i <= 3)) || (92 <= k && ((j <= 2 && 10 <= n) && 10 <= m) && i + 1 <= n)) || ((((10 <= n && j <= 8) && 10 <= m) && i <= 5) && 58 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && j <= 4) && 4 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && 50 <= k) && i <= 5)) || ((((i <= 2 && 10 <= n) && 10 <= m) && 20 <= k) && j <= 0)) || ((((i <= 0 && 2 <= k) && j <= 2) && 10 <= n) && 10 <= m)) || ((((54 <= k && 10 <= n) && 10 <= m) && i <= 5) && j <= 4)) || ((((i <= 0 && 10 <= n) && 1 <= k) && 10 <= m) && j <= 1)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 6) && 61 <= k)) || ((((i <= 2 && 29 <= k) && 10 <= n) && 10 <= m) && j <= 9)) || ((((40 <= k && 10 <= n) && 10 <= m) && j <= 0) && i <= 4)) || ((((10 <= n && 10 <= m) && 66 <= k) && i <= 6) && j <= 6)) || ((i <= 8 && (10 <= n && 10 <= m) && j <= 9) && 89 <= k)) || ((((10 <= n && 10 <= m) && j <= 6) && 46 <= k) && i <= 4)) || ((((10 <= n && j <= 8) && 10 <= m) && 18 <= k) && i <= 1)) || ((((10 <= n && 10 <= m) && j <= 4) && i + 1 <= n) && 94 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && i <= 3) && 30 <= k)) || ((((i <= 0 && 10 <= n) && 5 <= k) && j <= 5) && 10 <= m)) || ((((i <= 2 && 28 <= k) && 10 <= n) && j <= 8) && 10 <= m)) || ((((19 <= k && 10 <= n) && 10 <= m) && i <= 1) && j <= 9)) || (((10 <= n && 10 <= m) && 60 <= k) && i <= 5)) || ((((49 <= k && 10 <= n) && 10 <= m) && j <= 9) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 0) && 70 <= k) && i <= 7)) || ((((10 <= n && j <= 5) && 10 <= m) && 45 <= k) && i <= 4)) || ((78 <= k && (10 <= n && j <= 8) && 10 <= m) && i <= 7)) || ((((10 <= n && 39 <= k) && 10 <= m) && i <= 3) && j <= 9)) || ((((10 <= n && 10 <= m) && 43 <= k) && j <= 3) && i <= 4)) || ((((37 <= k && 10 <= n) && 10 <= m) && i <= 3) && j <= 7)) || (((i <= 2 && 10 <= n) && 10 <= m) && 30 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && 41 <= k) && i <= 4)) || (((10 <= n && 10 <= m) && 70 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && j <= 7) && i <= 8) && 87 <= k)) || ((((10 <= n && 10 <= m) && 74 <= k) && i <= 7) && j <= 4)) || ((((10 <= n && j <= 5) && 10 <= m) && 65 <= k) && i <= 6)) || ((((44 <= k && 10 <= n) && 10 <= m) && j <= 4) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 7) && 67 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && j <= 0) && 60 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && i <= 1) && j <= 6) && 16 <= k)) || ((((i <= 2 && 10 <= n) && 27 <= k) && 10 <= m) && j <= 7)) || ((((10 <= n && 10 <= m) && j <= 3) && 83 <= k) && i <= 8)) || ((((i <= 2 && 26 <= k) && 10 <= n) && 10 <= m) && j <= 6)) || ((72 <= k && (j <= 2 && 10 <= n) && 10 <= m) && i <= 7)) || ((((10 <= n && 38 <= k) && j <= 8) && 10 <= m) && i <= 3)) || ((((i <= 2 && 10 <= n) && j <= 5) && 10 <= m) && 25 <= k)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 32 <= k) && i <= 3)) || ((((10 <= n && 10 <= m) && i <= 3) && 34 <= k) && j <= 4)) || ((((10 <= n && 10 <= m) && j <= 3) && i + 1 <= n) && 93 <= k)) || ((76 <= k && (10 <= n && 10 <= m) && j <= 6) && i <= 7)) || ((((i <= 2 && j <= 2) && 10 <= n) && 10 <= m) && 22 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && 9 <= k) && j <= 9)) || ((((10 <= n && 10 <= m) && j <= 3) && 73 <= k) && i <= 7)) || ((((i <= 2 && 10 <= n) && 10 <= m) && 23 <= k) && j <= 3)) || ((77 <= k && (10 <= n && 10 <= m) && j <= 7) && i <= 7)) || ((((10 <= n && 10 <= m) && 63 <= k) && j <= 3) && i <= 6)) || ((((10 <= n && j <= 8) && 10 <= m) && 48 <= k) && i <= 4)) || ((((10 <= n && j <= 5) && 10 <= m) && 75 <= k) && i <= 7)) || ((((j <= 2 && 10 <= n) && 10 <= m) && i <= 1) && 12 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && i <= 8) && 80 <= k)) || ((79 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 7)) || ((59 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 5)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 82 <= k) && i <= 8)) || ((((10 <= n && 17 <= k) && 10 <= m) && j <= 7) && i <= 1)) || ((((10 <= n && 10 <= m) && j <= 6) && i <= 8) && 86 <= k)) || ((85 <= k && i <= 8) && (10 <= n && j <= 5) && 10 <= m)) || ((((10 <= n && 10 <= m) && i <= 1) && 14 <= k) && j <= 4)) || ((((i <= 2 && 10 <= n) && 10 <= m) && j <= 4) && 24 <= k)) || ((((10 <= n && 10 <= m) && i <= 5) && 56 <= k) && j <= 6)) || ((69 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 6)) || (((i <= 0 && 10 <= n) && 10 <= m) && 10 <= k)) || ((((33 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 3)) || ((((i <= 0 && 10 <= n) && j <= 8) && 10 <= m) && 8 <= k)) || ((((10 <= n && j <= 5) && 10 <= m) && i + 1 <= n) && 95 <= k)) || ((((10 <= n && 10 <= m) && i <= 3) && 36 <= k) && j <= 6)) || ((((10 <= n && 10 <= k) && 10 <= m) && j <= 0) && i <= 1)) || ((((10 <= n && 10 <= m) && 11 <= k) && j <= 1) && i <= 1)) || (((10 <= n && 10 <= m) && 50 <= k) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 9) && i + 1 <= n) && 99 <= k)) || (96 <= k && ((10 <= n && 10 <= m) && j <= 6) && i + 1 <= n)) || (97 <= k && ((10 <= n && 10 <= m) && j <= 7) && i + 1 <= n)) || ((((i <= 0 && 10 <= n) && 10 <= m) && 7 <= k) && j <= 7)) || (((10 <= n && 10 <= m) && i <= 8) && 90 <= k)) || ((((10 <= n && j <= 5) && 10 <= m) && i <= 5) && 55 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 7) && 71 <= k)) || ((i <= 8 && 84 <= k) && (10 <= n && 10 <= m) && j <= 4)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 52 <= k) && i <= 5)) || ((((53 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. SAFE Result, 156.8s OverallTime, 20 OverallIterations, 110 TraceHistogramMax, 8.9s AutomataDifference, 0.0s DeadEndRemovalTime, 130.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 803 SDtfs, 1511 SDslu, 2749 SDs, 0 SdLazy, 1158 SolverSat, 241 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2329 GetRequests, 1953 SyntacticMatches, 0 SemanticMatches, 376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1962 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=19, 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: 0.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 297 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 5122 NumberOfFragments, 1943 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6358835 FormulaSimplificationTreeSizeReduction, 65.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 52642 FormulaSimplificationTreeSizeReductionInter, 65.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 14.0s InterpolantComputationTime, 4446 NumberOfCodeBlocks, 4336 NumberOfCodeBlocksAsserted, 187 NumberOfCheckSat, 4410 ConstructedInterpolants, 0 QuantifiedInterpolants, 4903382 SizeOfPredicates, 32 NumberOfNonLiveVariables, 3814 ConjunctsInSsa, 129 ConjunctsInUnsatCore, 36 InterpolantComputations, 4 PerfectInterpolantSequences, 36346/119595 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...