java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-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-df4b876 [2018-11-06 22:53:18,417 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 22:53:18,419 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 22:53:18,437 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 22:53:18,437 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 22:53:18,439 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 22:53:18,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 22:53:18,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 22:53:18,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 22:53:18,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 22:53:18,446 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 22:53:18,447 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 22:53:18,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 22:53:18,449 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 22:53:18,450 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 22:53:18,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 22:53:18,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 22:53:18,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 22:53:18,455 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 22:53:18,457 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 22:53:18,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 22:53:18,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 22:53:18,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-06 22:53:18,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-06 22:53:18,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-06 22:53:18,463 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-06 22:53:18,464 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-06 22:53:18,465 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-06 22:53:18,465 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-06 22:53:18,467 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-06 22:53:18,467 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-06 22:53:18,467 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-06 22:53:18,470 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 22:53:18,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 22:53:18,498 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 22:53:18,498 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 22:53:18,499 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 22:53:18,499 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 22:53:18,499 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 22:53:18,500 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 22:53:18,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 22:53:18,501 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 22:53:18,501 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 22:53:18,501 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 22:53:18,501 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 22:53:18,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 22:53:18,502 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 22:53:18,502 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 22:53:18,502 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 22:53:18,502 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 22:53:18,503 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 22:53:18,503 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 22:53:18,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 22:53:18,503 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 22:53:18,503 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 22:53:18,504 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 22:53:18,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 22:53:18,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 22:53:18,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 22:53:18,589 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 22:53:18,589 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 22:53:18,590 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-11-06 22:53:18,648 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01835840/55a1bd879dbe48a4a41a94cc0fb4e97a/FLAG82d4d1b5b [2018-11-06 22:53:19,101 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 22:53:19,102 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-11-06 22:53:19,109 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01835840/55a1bd879dbe48a4a41a94cc0fb4e97a/FLAG82d4d1b5b [2018-11-06 22:53:19,124 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01835840/55a1bd879dbe48a4a41a94cc0fb4e97a [2018-11-06 22:53:19,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 22:53:19,134 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 22:53:19,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 22:53:19,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 22:53:19,139 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 22:53:19,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533e7652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19, skipping insertion in model container [2018-11-06 22:53:19,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 22:53:19,177 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 22:53:19,426 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 22:53:19,431 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 22:53:19,448 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 22:53:19,464 INFO L193 MainTranslator]: Completed translation [2018-11-06 22:53:19,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19 WrapperNode [2018-11-06 22:53:19,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 22:53:19,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 22:53:19,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 22:53:19,466 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 22:53:19,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 22:53:19,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 22:53:19,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 22:53:19,498 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 22:53:19,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... [2018-11-06 22:53:19,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 22:53:19,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 22:53:19,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 22:53:19,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 22:53:19,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory: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 [2018-11-06 22:53:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 22:53:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 22:53:19,968 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 22:53:19,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:53:19 BoogieIcfgContainer [2018-11-06 22:53:19,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 22:53:19,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 22:53:19,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 22:53:19,980 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 22:53:19,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:53:19" (1/3) ... [2018-11-06 22:53:19,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226faf51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:53:19, skipping insertion in model container [2018-11-06 22:53:19,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:53:19" (2/3) ... [2018-11-06 22:53:19,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@226faf51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:53:19, skipping insertion in model container [2018-11-06 22:53:19,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:53:19" (3/3) ... [2018-11-06 22:53:19,984 INFO L112 eAbstractionObserver]: Analyzing ICFG nested_true-unreach-call_true-termination.i [2018-11-06 22:53:19,995 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 22:53:20,003 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 22:53:20,019 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 22:53:20,052 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 22:53:20,052 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 22:53:20,052 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 22:53:20,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 22:53:20,053 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 22:53:20,053 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 22:53:20,053 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 22:53:20,053 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 22:53:20,053 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 22:53:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-11-06 22:53:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-06 22:53:20,075 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:20,076 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:20,079 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:20,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:20,084 INFO L82 PathProgramCache]: Analyzing trace with hash 180211084, now seen corresponding path program 1 times [2018-11-06 22:53:20,086 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:20,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:20,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:20,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:20,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:53:20,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 22:53:20,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-06 22:53:20,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-06 22:53:20,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-06 22:53:20,212 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-11-06 22:53:20,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:20,229 INFO L93 Difference]: Finished difference Result 32 states and 42 transitions. [2018-11-06 22:53:20,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-06 22:53:20,231 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2018-11-06 22:53:20,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:20,242 INFO L225 Difference]: With dead ends: 32 [2018-11-06 22:53:20,242 INFO L226 Difference]: Without dead ends: 14 [2018-11-06 22:53:20,246 INFO L604 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 [2018-11-06 22:53:20,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-11-06 22:53:20,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-11-06 22:53:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-06 22:53:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2018-11-06 22:53:20,283 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 8 [2018-11-06 22:53:20,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:20,284 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2018-11-06 22:53:20,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-06 22:53:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-11-06 22:53:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-06 22:53:20,285 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:20,285 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:20,286 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:20,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:20,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1270630335, now seen corresponding path program 1 times [2018-11-06 22:53:20,286 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:20,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:20,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:20,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:20,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:20,455 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:53:20,455 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 22:53:20,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 22:53:20,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 22:53:20,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-06 22:53:20,458 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand 4 states. [2018-11-06 22:53:20,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:20,655 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2018-11-06 22:53:20,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 22:53:20,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-11-06 22:53:20,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:20,657 INFO L225 Difference]: With dead ends: 24 [2018-11-06 22:53:20,658 INFO L226 Difference]: Without dead ends: 20 [2018-11-06 22:53:20,659 INFO L604 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 [2018-11-06 22:53:20,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-11-06 22:53:20,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 16. [2018-11-06 22:53:20,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-06 22:53:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2018-11-06 22:53:20,666 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 9 [2018-11-06 22:53:20,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:20,667 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2018-11-06 22:53:20,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 22:53:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-06 22:53:20,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-06 22:53:20,668 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:20,668 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:20,668 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:20,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:20,669 INFO L82 PathProgramCache]: Analyzing trace with hash 36607187, now seen corresponding path program 1 times [2018-11-06 22:53:20,669 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:20,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:20,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:20,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:20,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:20,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:53:20,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 22:53:20,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 22:53:20,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 22:53:20,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-06 22:53:20,751 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand 4 states. [2018-11-06 22:53:20,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:20,871 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2018-11-06 22:53:20,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 22:53:20,873 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-11-06 22:53:20,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:20,874 INFO L225 Difference]: With dead ends: 29 [2018-11-06 22:53:20,874 INFO L226 Difference]: Without dead ends: 19 [2018-11-06 22:53:20,875 INFO L604 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 [2018-11-06 22:53:20,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-11-06 22:53:20,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2018-11-06 22:53:20,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-06 22:53:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-11-06 22:53:20,880 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 14 [2018-11-06 22:53:20,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:20,880 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-11-06 22:53:20,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 22:53:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-11-06 22:53:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-06 22:53:20,881 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:20,881 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:20,882 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:20,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:20,882 INFO L82 PathProgramCache]: Analyzing trace with hash -52325772, now seen corresponding path program 1 times [2018-11-06 22:53:20,882 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:20,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:20,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:20,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:21,011 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:21,011 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:21,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:21,051 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:21,312 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:21,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-11-06 22:53:21,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-06 22:53:21,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-06 22:53:21,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-06 22:53:21,316 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 7 states. [2018-11-06 22:53:21,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:21,458 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2018-11-06 22:53:21,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-06 22:53:21,459 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-11-06 22:53:21,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:21,460 INFO L225 Difference]: With dead ends: 34 [2018-11-06 22:53:21,460 INFO L226 Difference]: Without dead ends: 22 [2018-11-06 22:53:21,461 INFO L604 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 [2018-11-06 22:53:21,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-06 22:53:21,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2018-11-06 22:53:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-06 22:53:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2018-11-06 22:53:21,466 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 17 [2018-11-06 22:53:21,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:21,467 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2018-11-06 22:53:21,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-06 22:53:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-06 22:53:21,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-06 22:53:21,468 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:21,468 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:21,468 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:21,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:21,469 INFO L82 PathProgramCache]: Analyzing trace with hash 540714291, now seen corresponding path program 2 times [2018-11-06 22:53:21,469 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:21,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:21,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:21,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:21,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:21,638 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:21,638 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:21,638 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:21,656 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-06 22:53:21,689 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-06 22:53:21,689 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:21,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:21,805 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:21,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-11-06 22:53:21,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-06 22:53:21,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-06 22:53:21,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-06 22:53:21,806 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 9 states. [2018-11-06 22:53:21,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:21,866 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-11-06 22:53:21,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-06 22:53:21,871 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-11-06 22:53:21,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:21,872 INFO L225 Difference]: With dead ends: 40 [2018-11-06 22:53:21,872 INFO L226 Difference]: Without dead ends: 25 [2018-11-06 22:53:21,873 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-06 22:53:21,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-06 22:53:21,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2018-11-06 22:53:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-06 22:53:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-11-06 22:53:21,879 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 20 [2018-11-06 22:53:21,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:21,879 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-11-06 22:53:21,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-06 22:53:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-11-06 22:53:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-06 22:53:21,880 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:21,880 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:21,881 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:21,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:21,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1698224620, now seen corresponding path program 3 times [2018-11-06 22:53:21,881 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:21,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:21,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:21,883 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:21,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:22,045 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:53:22,046 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:22,046 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:22,062 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-06 22:53:22,071 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-06 22:53:22,072 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:22,073 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-06 22:53:22,174 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:22,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-11-06 22:53:22,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-06 22:53:22,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-06 22:53:22,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-06 22:53:22,176 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 10 states. [2018-11-06 22:53:22,583 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-06 22:53:22,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:22,953 INFO L93 Difference]: Finished difference Result 80 states and 88 transitions. [2018-11-06 22:53:22,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-06 22:53:22,954 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-11-06 22:53:22,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:22,955 INFO L225 Difference]: With dead ends: 80 [2018-11-06 22:53:22,955 INFO L226 Difference]: Without dead ends: 62 [2018-11-06 22:53:22,956 INFO L604 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 [2018-11-06 22:53:22,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-06 22:53:22,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 44. [2018-11-06 22:53:22,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-06 22:53:22,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2018-11-06 22:53:22,968 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 23 [2018-11-06 22:53:22,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:22,968 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2018-11-06 22:53:22,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-06 22:53:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-11-06 22:53:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-06 22:53:22,970 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:22,970 INFO L375 BasicCegarLoop]: trace histogram [10, 8, 8, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:22,970 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:22,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:22,971 INFO L82 PathProgramCache]: Analyzing trace with hash 902441535, now seen corresponding path program 4 times [2018-11-06 22:53:22,971 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:22,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:22,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:22,972 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:22,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-06 22:53:23,121 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:23,122 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:23,136 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-06 22:53:23,184 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-06 22:53:23,184 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:23,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:23,336 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-06 22:53:23,364 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:23,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-11-06 22:53:23,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-06 22:53:23,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-06 22:53:23,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-11-06 22:53:23,367 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand 13 states. [2018-11-06 22:53:23,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:23,604 INFO L93 Difference]: Finished difference Result 76 states and 81 transitions. [2018-11-06 22:53:23,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-06 22:53:23,604 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 43 [2018-11-06 22:53:23,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:23,605 INFO L225 Difference]: With dead ends: 76 [2018-11-06 22:53:23,605 INFO L226 Difference]: Without dead ends: 52 [2018-11-06 22:53:23,608 INFO L604 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 [2018-11-06 22:53:23,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-11-06 22:53:23,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-11-06 22:53:23,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-06 22:53:23,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-11-06 22:53:23,626 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 43 [2018-11-06 22:53:23,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:23,626 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-11-06 22:53:23,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-06 22:53:23,626 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-11-06 22:53:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-06 22:53:23,629 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:23,629 INFO L375 BasicCegarLoop]: trace histogram [12, 10, 10, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:23,630 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:23,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:23,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1350619351, now seen corresponding path program 5 times [2018-11-06 22:53:23,630 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:23,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:23,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:23,632 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:23,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-06 22:53:23,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:23,824 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:23,838 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-06 22:53:23,871 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2018-11-06 22:53:23,871 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:23,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-06 22:53:24,011 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:24,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-06 22:53:24,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-06 22:53:24,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-06 22:53:24,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-11-06 22:53:24,013 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 15 states. [2018-11-06 22:53:24,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:24,378 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2018-11-06 22:53:24,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-06 22:53:24,378 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-11-06 22:53:24,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:24,379 INFO L225 Difference]: With dead ends: 85 [2018-11-06 22:53:24,380 INFO L226 Difference]: Without dead ends: 58 [2018-11-06 22:53:24,381 INFO L604 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 [2018-11-06 22:53:24,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-06 22:53:24,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-11-06 22:53:24,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-11-06 22:53:24,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-11-06 22:53:24,392 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 49 [2018-11-06 22:53:24,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:24,392 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-11-06 22:53:24,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-06 22:53:24,393 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-11-06 22:53:24,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-06 22:53:24,394 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:24,394 INFO L375 BasicCegarLoop]: trace histogram [14, 12, 12, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:24,395 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:24,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:24,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1763537601, now seen corresponding path program 6 times [2018-11-06 22:53:24,395 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:24,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:24,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:24,397 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:24,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 138 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-06 22:53:24,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:24,616 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:24,625 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-06 22:53:24,655 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-11-06 22:53:24,655 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:24,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-06 22:53:24,803 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:24,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2018-11-06 22:53:24,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-06 22:53:24,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-06 22:53:24,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-11-06 22:53:24,805 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 14 states. [2018-11-06 22:53:25,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:25,921 INFO L93 Difference]: Finished difference Result 146 states and 156 transitions. [2018-11-06 22:53:25,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-11-06 22:53:25,927 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 55 [2018-11-06 22:53:25,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:25,928 INFO L225 Difference]: With dead ends: 146 [2018-11-06 22:53:25,928 INFO L226 Difference]: Without dead ends: 116 [2018-11-06 22:53:25,931 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 534 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=668, Invalid=1402, Unknown=0, NotChecked=0, Total=2070 [2018-11-06 22:53:25,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-06 22:53:25,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 88. [2018-11-06 22:53:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-11-06 22:53:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions. [2018-11-06 22:53:25,947 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 55 [2018-11-06 22:53:25,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:25,947 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions. [2018-11-06 22:53:25,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-06 22:53:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2018-11-06 22:53:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-06 22:53:25,949 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:25,949 INFO L375 BasicCegarLoop]: trace histogram [24, 21, 21, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:25,950 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:25,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:25,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1929818046, now seen corresponding path program 7 times [2018-11-06 22:53:25,950 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:25,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:25,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:25,952 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:25,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-11-06 22:53:26,116 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:26,116 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:26,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:26,164 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-11-06 22:53:26,348 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:26,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-11-06 22:53:26,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-06 22:53:26,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-06 22:53:26,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-11-06 22:53:26,350 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand 19 states. [2018-11-06 22:53:26,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:26,447 INFO L93 Difference]: Finished difference Result 159 states and 167 transitions. [2018-11-06 22:53:26,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-06 22:53:26,448 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 87 [2018-11-06 22:53:26,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:26,449 INFO L225 Difference]: With dead ends: 159 [2018-11-06 22:53:26,450 INFO L226 Difference]: Without dead ends: 100 [2018-11-06 22:53:26,450 INFO L604 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 [2018-11-06 22:53:26,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-06 22:53:26,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2018-11-06 22:53:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-11-06 22:53:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 100 transitions. [2018-11-06 22:53:26,467 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 100 transitions. Word has length 87 [2018-11-06 22:53:26,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:26,467 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 100 transitions. [2018-11-06 22:53:26,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-06 22:53:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-11-06 22:53:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-06 22:53:26,469 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:26,469 INFO L375 BasicCegarLoop]: trace histogram [27, 24, 24, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:26,470 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:26,470 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:26,470 INFO L82 PathProgramCache]: Analyzing trace with hash -739967533, now seen corresponding path program 8 times [2018-11-06 22:53:26,470 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:26,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:26,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:26,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:26,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-11-06 22:53:27,036 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:27,036 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:27,045 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-06 22:53:27,106 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-06 22:53:27,106 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:27,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-11-06 22:53:27,753 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:27,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-11-06 22:53:27,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-06 22:53:27,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-06 22:53:27,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-11-06 22:53:27,755 INFO L87 Difference]: Start difference. First operand 97 states and 100 transitions. Second operand 21 states. [2018-11-06 22:53:27,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:27,855 INFO L93 Difference]: Finished difference Result 174 states and 182 transitions. [2018-11-06 22:53:27,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-06 22:53:27,863 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 96 [2018-11-06 22:53:27,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:27,864 INFO L225 Difference]: With dead ends: 174 [2018-11-06 22:53:27,864 INFO L226 Difference]: Without dead ends: 109 [2018-11-06 22:53:27,865 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-11-06 22:53:27,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-11-06 22:53:27,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2018-11-06 22:53:27,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-06 22:53:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 109 transitions. [2018-11-06 22:53:27,884 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 109 transitions. Word has length 96 [2018-11-06 22:53:27,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:27,885 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 109 transitions. [2018-11-06 22:53:27,885 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-06 22:53:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2018-11-06 22:53:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-06 22:53:27,887 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:27,887 INFO L375 BasicCegarLoop]: trace histogram [30, 27, 27, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:27,888 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:27,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:27,888 INFO L82 PathProgramCache]: Analyzing trace with hash 2013980510, now seen corresponding path program 9 times [2018-11-06 22:53:27,888 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:27,888 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:27,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:27,889 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:27,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 568 proven. 126 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-11-06 22:53:28,150 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:28,150 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:28,165 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-06 22:53:28,216 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-11-06 22:53:28,216 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:28,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 570 proven. 126 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-11-06 22:53:28,467 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:28,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-11-06 22:53:28,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-06 22:53:28,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-06 22:53:28,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-11-06 22:53:28,468 INFO L87 Difference]: Start difference. First operand 106 states and 109 transitions. Second operand 23 states. [2018-11-06 22:53:28,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:28,585 INFO L93 Difference]: Finished difference Result 189 states and 197 transitions. [2018-11-06 22:53:28,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-06 22:53:28,586 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 105 [2018-11-06 22:53:28,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:28,587 INFO L225 Difference]: With dead ends: 189 [2018-11-06 22:53:28,587 INFO L226 Difference]: Without dead ends: 118 [2018-11-06 22:53:28,588 INFO L604 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 [2018-11-06 22:53:28,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-11-06 22:53:28,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2018-11-06 22:53:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-06 22:53:28,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 118 transitions. [2018-11-06 22:53:28,600 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 118 transitions. Word has length 105 [2018-11-06 22:53:28,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:28,600 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 118 transitions. [2018-11-06 22:53:28,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-06 22:53:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-11-06 22:53:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-06 22:53:28,602 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:28,602 INFO L375 BasicCegarLoop]: trace histogram [33, 30, 30, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:28,603 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:28,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:28,603 INFO L82 PathProgramCache]: Analyzing trace with hash -2140116173, now seen corresponding path program 10 times [2018-11-06 22:53:28,603 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:28,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:28,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:28,604 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:28,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:29,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-06 22:53:29,137 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:29,137 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:29,159 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-06 22:53:29,214 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-06 22:53:29,215 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:29,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-11-06 22:53:29,447 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:29,447 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-11-06 22:53:29,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-06 22:53:29,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-06 22:53:29,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-11-06 22:53:29,448 INFO L87 Difference]: Start difference. First operand 115 states and 118 transitions. Second operand 11 states. [2018-11-06 22:53:29,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:29,646 INFO L93 Difference]: Finished difference Result 187 states and 192 transitions. [2018-11-06 22:53:29,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-06 22:53:29,647 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 114 [2018-11-06 22:53:29,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:29,648 INFO L225 Difference]: With dead ends: 187 [2018-11-06 22:53:29,648 INFO L226 Difference]: Without dead ends: 183 [2018-11-06 22:53:29,649 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-11-06 22:53:29,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-11-06 22:53:29,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 150. [2018-11-06 22:53:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-06 22:53:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2018-11-06 22:53:29,664 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 114 [2018-11-06 22:53:29,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:29,665 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2018-11-06 22:53:29,665 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-06 22:53:29,665 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2018-11-06 22:53:29,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-06 22:53:29,667 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:29,667 INFO L375 BasicCegarLoop]: trace histogram [44, 40, 40, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:29,667 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:29,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:29,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1460903615, now seen corresponding path program 11 times [2018-11-06 22:53:29,668 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:29,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:29,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:29,669 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:29,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-11-06 22:53:29,891 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:29,891 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:29,900 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-06 22:53:30,011 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2018-11-06 22:53:30,011 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:30,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-11-06 22:53:30,177 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:30,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-11-06 22:53:30,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-06 22:53:30,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-06 22:53:30,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-11-06 22:53:30,179 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 13 states. [2018-11-06 22:53:30,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:30,241 INFO L93 Difference]: Finished difference Result 222 states and 228 transitions. [2018-11-06 22:53:30,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-06 22:53:30,242 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2018-11-06 22:53:30,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:30,244 INFO L225 Difference]: With dead ends: 222 [2018-11-06 22:53:30,244 INFO L226 Difference]: Without dead ends: 218 [2018-11-06 22:53:30,244 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-11-06 22:53:30,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-11-06 22:53:30,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 185. [2018-11-06 22:53:30,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-11-06 22:53:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 190 transitions. [2018-11-06 22:53:30,262 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 190 transitions. Word has length 149 [2018-11-06 22:53:30,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:30,263 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 190 transitions. [2018-11-06 22:53:30,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-06 22:53:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 190 transitions. [2018-11-06 22:53:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-06 22:53:30,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:30,265 INFO L375 BasicCegarLoop]: trace histogram [55, 50, 50, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:30,265 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:30,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:30,266 INFO L82 PathProgramCache]: Analyzing trace with hash -799121485, now seen corresponding path program 12 times [2018-11-06 22:53:30,266 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:30,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:30,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:30,267 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:30,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-11-06 22:53:30,911 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:30,911 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:30,922 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-06 22:53:31,030 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2018-11-06 22:53:31,030 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:31,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-11-06 22:53:31,330 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:31,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-06 22:53:31,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-06 22:53:31,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-06 22:53:31,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-11-06 22:53:31,331 INFO L87 Difference]: Start difference. First operand 185 states and 190 transitions. Second operand 15 states. [2018-11-06 22:53:31,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:31,637 INFO L93 Difference]: Finished difference Result 257 states and 264 transitions. [2018-11-06 22:53:31,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-06 22:53:31,641 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 184 [2018-11-06 22:53:31,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:31,643 INFO L225 Difference]: With dead ends: 257 [2018-11-06 22:53:31,643 INFO L226 Difference]: Without dead ends: 253 [2018-11-06 22:53:31,646 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-11-06 22:53:31,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-11-06 22:53:31,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 220. [2018-11-06 22:53:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-11-06 22:53:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 226 transitions. [2018-11-06 22:53:31,667 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 226 transitions. Word has length 184 [2018-11-06 22:53:31,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:31,668 INFO L480 AbstractCegarLoop]: Abstraction has 220 states and 226 transitions. [2018-11-06 22:53:31,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-06 22:53:31,668 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 226 transitions. [2018-11-06 22:53:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-06 22:53:31,670 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:31,671 INFO L375 BasicCegarLoop]: trace histogram [66, 60, 60, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:31,671 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:31,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:31,671 INFO L82 PathProgramCache]: Analyzing trace with hash 962419263, now seen corresponding path program 13 times [2018-11-06 22:53:31,674 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:31,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:31,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:31,675 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:31,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:31,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-11-06 22:53:31,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:31,961 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:31,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:32,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-11-06 22:53:32,343 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:32,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-11-06 22:53:32,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-06 22:53:32,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-06 22:53:32,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-11-06 22:53:32,344 INFO L87 Difference]: Start difference. First operand 220 states and 226 transitions. Second operand 17 states. [2018-11-06 22:53:32,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:32,610 INFO L93 Difference]: Finished difference Result 292 states and 300 transitions. [2018-11-06 22:53:32,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-06 22:53:32,611 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 219 [2018-11-06 22:53:32,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:32,613 INFO L225 Difference]: With dead ends: 292 [2018-11-06 22:53:32,613 INFO L226 Difference]: Without dead ends: 288 [2018-11-06 22:53:32,614 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-11-06 22:53:32,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-06 22:53:32,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 255. [2018-11-06 22:53:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-11-06 22:53:32,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 262 transitions. [2018-11-06 22:53:32,646 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 262 transitions. Word has length 219 [2018-11-06 22:53:32,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:32,647 INFO L480 AbstractCegarLoop]: Abstraction has 255 states and 262 transitions. [2018-11-06 22:53:32,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-06 22:53:32,647 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2018-11-06 22:53:32,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-06 22:53:32,651 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:32,651 INFO L375 BasicCegarLoop]: trace histogram [77, 70, 70, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:32,652 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:32,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:32,652 INFO L82 PathProgramCache]: Analyzing trace with hash 255783987, now seen corresponding path program 14 times [2018-11-06 22:53:32,652 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:32,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:32,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:32,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:53:32,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:33,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-11-06 22:53:33,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:33,219 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:33,228 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-06 22:53:33,306 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-06 22:53:33,306 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:33,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-11-06 22:53:33,581 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:33,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-11-06 22:53:33,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-06 22:53:33,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-06 22:53:33,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-11-06 22:53:33,582 INFO L87 Difference]: Start difference. First operand 255 states and 262 transitions. Second operand 19 states. [2018-11-06 22:53:33,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:33,721 INFO L93 Difference]: Finished difference Result 327 states and 336 transitions. [2018-11-06 22:53:33,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-06 22:53:33,721 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 254 [2018-11-06 22:53:33,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:33,723 INFO L225 Difference]: With dead ends: 327 [2018-11-06 22:53:33,723 INFO L226 Difference]: Without dead ends: 323 [2018-11-06 22:53:33,724 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-11-06 22:53:33,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-11-06 22:53:33,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 290. [2018-11-06 22:53:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2018-11-06 22:53:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 298 transitions. [2018-11-06 22:53:33,752 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 298 transitions. Word has length 254 [2018-11-06 22:53:33,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:33,753 INFO L480 AbstractCegarLoop]: Abstraction has 290 states and 298 transitions. [2018-11-06 22:53:33,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-06 22:53:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 298 transitions. [2018-11-06 22:53:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-06 22:53:33,757 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:33,757 INFO L375 BasicCegarLoop]: trace histogram [88, 80, 80, 9, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:33,757 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:33,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:33,758 INFO L82 PathProgramCache]: Analyzing trace with hash 984643007, now seen corresponding path program 15 times [2018-11-06 22:53:33,758 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:33,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:33,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:33,759 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:33,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-11-06 22:53:34,705 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:34,705 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:34,714 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-06 22:53:34,847 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 54 check-sat command(s) [2018-11-06 22:53:34,847 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:34,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-11-06 22:53:35,218 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:35,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-11-06 22:53:35,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-06 22:53:35,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-06 22:53:35,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-11-06 22:53:35,220 INFO L87 Difference]: Start difference. First operand 290 states and 298 transitions. Second operand 21 states. [2018-11-06 22:53:35,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:35,362 INFO L93 Difference]: Finished difference Result 362 states and 372 transitions. [2018-11-06 22:53:35,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-06 22:53:35,363 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 289 [2018-11-06 22:53:35,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:35,365 INFO L225 Difference]: With dead ends: 362 [2018-11-06 22:53:35,365 INFO L226 Difference]: Without dead ends: 358 [2018-11-06 22:53:35,366 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-11-06 22:53:35,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-11-06 22:53:35,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 325. [2018-11-06 22:53:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-11-06 22:53:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 334 transitions. [2018-11-06 22:53:35,399 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 334 transitions. Word has length 289 [2018-11-06 22:53:35,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:35,400 INFO L480 AbstractCegarLoop]: Abstraction has 325 states and 334 transitions. [2018-11-06 22:53:35,400 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-06 22:53:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 334 transitions. [2018-11-06 22:53:35,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-06 22:53:35,404 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:35,405 INFO L375 BasicCegarLoop]: trace histogram [99, 90, 90, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:35,405 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:35,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:35,405 INFO L82 PathProgramCache]: Analyzing trace with hash 2140809395, now seen corresponding path program 16 times [2018-11-06 22:53:35,405 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:35,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:35,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:35,406 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:35,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-11-06 22:53:35,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 22:53:35,864 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 22:53:35,873 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-06 22:53:35,975 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-06 22:53:35,975 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-06 22:53:35,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 22:53:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-11-06 22:53:36,469 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 22:53:36,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-11-06 22:53:36,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-06 22:53:36,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-06 22:53:36,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-11-06 22:53:36,471 INFO L87 Difference]: Start difference. First operand 325 states and 334 transitions. Second operand 23 states. [2018-11-06 22:53:36,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:36,668 INFO L93 Difference]: Finished difference Result 397 states and 408 transitions. [2018-11-06 22:53:36,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-06 22:53:36,668 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 324 [2018-11-06 22:53:36,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:36,670 INFO L225 Difference]: With dead ends: 397 [2018-11-06 22:53:36,670 INFO L226 Difference]: Without dead ends: 393 [2018-11-06 22:53:36,670 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=212, Invalid=340, Unknown=0, NotChecked=0, Total=552 [2018-11-06 22:53:36,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-11-06 22:53:36,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 360. [2018-11-06 22:53:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-11-06 22:53:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 370 transitions. [2018-11-06 22:53:36,703 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 370 transitions. Word has length 324 [2018-11-06 22:53:36,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:36,703 INFO L480 AbstractCegarLoop]: Abstraction has 360 states and 370 transitions. [2018-11-06 22:53:36,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-06 22:53:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 370 transitions. [2018-11-06 22:53:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-06 22:53:36,705 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:53:36,706 INFO L375 BasicCegarLoop]: trace histogram [110, 100, 100, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:53:36,706 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:53:36,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:53:36,706 INFO L82 PathProgramCache]: Analyzing trace with hash -880479937, now seen corresponding path program 17 times [2018-11-06 22:53:36,707 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:53:36,707 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:53:36,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:36,708 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-06 22:53:36,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:53:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:53:42,722 INFO L134 CoverageAnalysis]: Checked inductivity of 17095 backedges. 17077 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-06 22:53:42,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:53:42,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [104] imperfect sequences [] total 104 [2018-11-06 22:53:42,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 104 states [2018-11-06 22:53:42,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2018-11-06 22:53:42,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5255, Invalid=5457, Unknown=0, NotChecked=0, Total=10712 [2018-11-06 22:53:42,728 INFO L87 Difference]: Start difference. First operand 360 states and 370 transitions. Second operand 104 states. [2018-11-06 22:53:46,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:53:46,451 INFO L93 Difference]: Finished difference Result 14895 states and 15355 transitions. [2018-11-06 22:53:46,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2018-11-06 22:53:46,451 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 359 [2018-11-06 22:53:46,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:53:46,452 INFO L225 Difference]: With dead ends: 14895 [2018-11-06 22:53:46,453 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 22:53:46,475 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=5359, Invalid=5561, Unknown=0, NotChecked=0, Total=10920 [2018-11-06 22:53:46,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 22:53:46,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 22:53:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 22:53:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 22:53:46,476 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 359 [2018-11-06 22:53:46,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:53:46,476 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 22:53:46,476 INFO L481 AbstractCegarLoop]: Interpolant automaton has 104 states. [2018-11-06 22:53:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 22:53:46,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 22:53:46,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 22:53:48,617 WARN L179 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 673 DAG size of output: 664 [2018-11-06 22:53:56,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:56,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:57,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:58,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:53:59,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:00,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:01,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:02,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:03,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:04,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:05,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:06,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:07,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:08,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:09,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:10,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:11,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:12,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:13,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:14,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:15,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:16,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:16,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:16,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:16,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:16,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:17,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:17,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:17,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:17,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:17,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:18,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:19,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:20,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:20,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:20,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:20,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:21,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:22,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:23,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:23,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:23,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:24,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:24,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:25,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:26,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:26,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:26,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:27,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:28,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:28,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:28,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:28,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:28,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:29,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:29,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:29,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:29,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:30,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:30,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:30,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:30,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:31,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:31,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:31,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:32,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:32,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:33,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:34,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:34,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:36,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:36,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:37,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:37,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:37,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:37,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:38,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:38,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:38,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:38,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:38,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:39,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:39,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:40,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:40,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:40,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:41,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:42,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:42,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:43,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:46,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:49,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:49,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 22:54:54,909 WARN L179 SmtUtils]: Spent 1.10 m on a formula simplification. DAG size of input: 5175 DAG size of output: 1754 [2018-11-06 22:55:01,780 WARN L179 SmtUtils]: Spent 6.86 s on a formula simplification. DAG size of input: 664 DAG size of output: 59 [2018-11-06 22:56:02,687 WARN L179 SmtUtils]: Spent 1.01 m on a formula simplification. DAG size of input: 1719 DAG size of output: 362 [2018-11-06 22:56:02,693 INFO L428 ceAbstractionStarter]: At program point L23(lines 10 24) the Hoare annotation is: true [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-11-06 22:56:02,693 INFO L425 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-11-06 22:56:02,694 INFO L428 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: true [2018-11-06 22:56:02,694 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 22:56:02,694 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-11-06 22:56:02,694 INFO L425 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-11-06 22:56:02,694 INFO L425 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-11-06 22:56:02,695 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)))) [2018-11-06 22:56:02,695 INFO L425 ceAbstractionStarter]: For program point L17-5(lines 17 21) no Hoare annotation was computed. [2018-11-06 22:56:02,695 INFO L425 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-11-06 22:56:02,695 INFO L425 ceAbstractionStarter]: For program point L18-1(lines 18 20) no Hoare annotation was computed. [2018-11-06 22:56:02,695 INFO L425 ceAbstractionStarter]: For program point L18-3(lines 18 20) no Hoare annotation was computed. [2018-11-06 22:56:02,697 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)))) [2018-11-06 22:56:02,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:56:02 BoogieIcfgContainer [2018-11-06 22:56:02,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 22:56:02,835 INFO L168 Benchmark]: Toolchain (without parser) took 163701.70 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 3.9 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-11-06 22:56:02,837 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-11-06 22:56:02,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.98 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. [2018-11-06 22:56:02,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.90 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. [2018-11-06 22:56:02,842 INFO L168 Benchmark]: Boogie Preprocessor took 18.80 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. [2018-11-06 22:56:02,842 INFO L168 Benchmark]: RCFGBuilder took 452.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -786.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-06 22:56:02,843 INFO L168 Benchmark]: TraceAbstraction took 162861.06 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-11-06 22:56:02,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 329.98 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 31.90 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 18.80 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 452.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -786.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 162861.06 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: -1.7 GB). 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, 162.6s OverallTime, 20 OverallIterations, 110 TraceHistogramMax, 8.5s AutomataDifference, 0.0s DeadEndRemovalTime, 136.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 803 SDtfs, 1511 SDslu, 2749 SDs, 0 SdLazy, 1158 SolverSat, 241 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2329 GetRequests, 1953 SyntacticMatches, 0 SemanticMatches, 376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1962 ImplicationChecksByTransitivity, 14.3s 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, 68.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 52642 FormulaSimplificationTreeSizeReductionInter, 67.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 14.7s 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...