java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8c3fbe1 [2018-10-22 15:50:55,348 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-22 15:50:55,350 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-22 15:50:55,362 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-22 15:50:55,362 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-22 15:50:55,363 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-22 15:50:55,365 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-22 15:50:55,367 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-22 15:50:55,368 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-22 15:50:55,369 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-22 15:50:55,370 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-22 15:50:55,371 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-22 15:50:55,372 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-22 15:50:55,373 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-22 15:50:55,374 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-22 15:50:55,375 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-22 15:50:55,376 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-22 15:50:55,378 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-22 15:50:55,380 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-22 15:50:55,382 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-22 15:50:55,383 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-22 15:50:55,385 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-22 15:50:55,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-22 15:50:55,402 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-22 15:50:55,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-22 15:50:55,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-22 15:50:55,433 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-22 15:50:55,433 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-22 15:50:55,434 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-22 15:50:55,434 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-22 15:50:55,435 INFO L133 SettingsManager]: * Use SBE=true [2018-10-22 15:50:55,435 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-22 15:50:55,435 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-22 15:50:55,435 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-22 15:50:55,436 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-22 15:50:55,438 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-22 15:50:55,438 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-22 15:50:55,438 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-22 15:50:55,438 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-22 15:50:55,439 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-22 15:50:55,439 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-22 15:50:55,439 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-22 15:50:55,439 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-22 15:50:55,439 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-22 15:50:55,440 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-22 15:50:55,440 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-22 15:50:55,440 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-22 15:50:55,440 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-22 15:50:55,440 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-22 15:50:55,440 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-22 15:50:55,442 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-22 15:50:55,442 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-22 15:50:55,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-22 15:50:55,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-22 15:50:55,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-22 15:50:55,537 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-22 15:50:55,538 INFO L276 PluginConnector]: CDTParser initialized [2018-10-22 15:50:55,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-10-22 15:50:55,606 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/23b14542e/a924a1bfef45474c8d67a4402d096db9/FLAG2548bca61 [2018-10-22 15:50:56,034 INFO L298 CDTParser]: Found 1 translation units. [2018-10-22 15:50:56,034 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/nested_true-unreach-call_true-termination.i [2018-10-22 15:50:56,041 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/23b14542e/a924a1bfef45474c8d67a4402d096db9/FLAG2548bca61 [2018-10-22 15:50:56,056 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/23b14542e/a924a1bfef45474c8d67a4402d096db9 [2018-10-22 15:50:56,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-22 15:50:56,067 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-22 15:50:56,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-22 15:50:56,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-22 15:50:56,073 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-22 15:50:56,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1270d18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56, skipping insertion in model container [2018-10-22 15:50:56,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-22 15:50:56,111 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-22 15:50:56,329 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:50:56,333 INFO L189 MainTranslator]: Completed pre-run [2018-10-22 15:50:56,352 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-22 15:50:56,371 INFO L193 MainTranslator]: Completed translation [2018-10-22 15:50:56,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56 WrapperNode [2018-10-22 15:50:56,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-22 15:50:56,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-22 15:50:56,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-22 15:50:56,374 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-22 15:50:56,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-22 15:50:56,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-22 15:50:56,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-22 15:50:56,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-22 15:50:56,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... [2018-10-22 15:50:56,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-22 15:50:56,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-22 15:50:56,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-22 15:50:56,435 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-22 15:50:56,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-22 15:50:56,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-22 15:50:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-22 15:50:56,866 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-22 15:50:56,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:50:56 BoogieIcfgContainer [2018-10-22 15:50:56,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-22 15:50:56,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-22 15:50:56,868 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-22 15:50:56,872 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-22 15:50:56,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 03:50:56" (1/3) ... [2018-10-22 15:50:56,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd3a4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:50:56, skipping insertion in model container [2018-10-22 15:50:56,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 03:50:56" (2/3) ... [2018-10-22 15:50:56,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd3a4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 03:50:56, skipping insertion in model container [2018-10-22 15:50:56,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 03:50:56" (3/3) ... [2018-10-22 15:50:56,875 INFO L112 eAbstractionObserver]: Analyzing ICFG nested_true-unreach-call_true-termination.i [2018-10-22 15:50:56,886 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-22 15:50:56,894 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-22 15:50:56,912 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-22 15:50:56,970 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-22 15:50:56,971 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-22 15:50:56,971 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-22 15:50:56,971 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-22 15:50:56,972 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-22 15:50:56,972 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-22 15:50:56,972 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-22 15:50:56,972 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-22 15:50:56,972 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-22 15:50:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-10-22 15:50:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-22 15:50:56,994 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:56,995 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:56,997 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:57,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:57,004 INFO L82 PathProgramCache]: Analyzing trace with hash 180211084, now seen corresponding path program 1 times [2018-10-22 15:50:57,006 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:57,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:57,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:57,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:57,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:50:57,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-22 15:50:57,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-22 15:50:57,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-22 15:50:57,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-22 15:50:57,140 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-10-22 15:50:57,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:57,161 INFO L93 Difference]: Finished difference Result 32 states and 42 transitions. [2018-10-22 15:50:57,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-22 15:50:57,163 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2018-10-22 15:50:57,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:57,185 INFO L225 Difference]: With dead ends: 32 [2018-10-22 15:50:57,185 INFO L226 Difference]: Without dead ends: 14 [2018-10-22 15:50:57,189 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-22 15:50:57,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-10-22 15:50:57,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-10-22 15:50:57,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-10-22 15:50:57,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2018-10-22 15:50:57,226 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 8 [2018-10-22 15:50:57,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:57,227 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2018-10-22 15:50:57,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-22 15:50:57,227 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-22 15:50:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-22 15:50:57,228 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:57,228 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:57,229 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:57,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:57,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1270630335, now seen corresponding path program 1 times [2018-10-22 15:50:57,229 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:57,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:57,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:57,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:57,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:50:57,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-22 15:50:57,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-22 15:50:57,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-22 15:50:57,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-22 15:50:57,429 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand 4 states. [2018-10-22 15:50:57,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:57,576 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2018-10-22 15:50:57,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-22 15:50:57,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-10-22 15:50:57,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:57,579 INFO L225 Difference]: With dead ends: 24 [2018-10-22 15:50:57,580 INFO L226 Difference]: Without dead ends: 20 [2018-10-22 15:50:57,581 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-22 15:50:57,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-10-22 15:50:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 16. [2018-10-22 15:50:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-10-22 15:50:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2018-10-22 15:50:57,589 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 9 [2018-10-22 15:50:57,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:57,590 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2018-10-22 15:50:57,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-22 15:50:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-10-22 15:50:57,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-22 15:50:57,591 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:57,592 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:57,592 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:57,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:57,592 INFO L82 PathProgramCache]: Analyzing trace with hash 36607187, now seen corresponding path program 1 times [2018-10-22 15:50:57,593 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:57,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:57,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:57,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:57,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:57,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:50:57,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-22 15:50:57,679 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-22 15:50:57,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-22 15:50:57,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-22 15:50:57,680 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand 4 states. [2018-10-22 15:50:57,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:57,774 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2018-10-22 15:50:57,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-22 15:50:57,775 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-10-22 15:50:57,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:57,776 INFO L225 Difference]: With dead ends: 29 [2018-10-22 15:50:57,776 INFO L226 Difference]: Without dead ends: 19 [2018-10-22 15:50:57,777 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-22 15:50:57,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-10-22 15:50:57,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2018-10-22 15:50:57,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-10-22 15:50:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2018-10-22 15:50:57,782 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 14 [2018-10-22 15:50:57,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:57,782 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2018-10-22 15:50:57,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-22 15:50:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-10-22 15:50:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-22 15:50:57,783 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:57,783 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:57,783 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:57,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:57,784 INFO L82 PathProgramCache]: Analyzing trace with hash -52325772, now seen corresponding path program 1 times [2018-10-22 15:50:57,784 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:57,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:57,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:57,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:57,887 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:50:57,888 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:50:57,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:57,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:50:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:58,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:50:58,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-10-22 15:50:58,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-22 15:50:58,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-22 15:50:58,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-22 15:50:58,121 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 7 states. [2018-10-22 15:50:58,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:58,342 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2018-10-22 15:50:58,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-22 15:50:58,343 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-10-22 15:50:58,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:58,344 INFO L225 Difference]: With dead ends: 34 [2018-10-22 15:50:58,344 INFO L226 Difference]: Without dead ends: 22 [2018-10-22 15:50:58,346 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-22 15:50:58,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-10-22 15:50:58,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2018-10-22 15:50:58,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-10-22 15:50:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2018-10-22 15:50:58,351 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 17 [2018-10-22 15:50:58,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:58,352 INFO L481 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2018-10-22 15:50:58,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-22 15:50:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-10-22 15:50:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-22 15:50:58,353 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:58,353 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:58,354 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:58,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:58,354 INFO L82 PathProgramCache]: Analyzing trace with hash 540714291, now seen corresponding path program 2 times [2018-10-22 15:50:58,354 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:58,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:58,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:58,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:50:58,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:58,469 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:50:58,470 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:50:58,485 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-22 15:50:58,533 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-22 15:50:58,533 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:50:58,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:50:58,638 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:58,659 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:50:58,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-10-22 15:50:58,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-22 15:50:58,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-22 15:50:58,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-22 15:50:58,661 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 9 states. [2018-10-22 15:50:58,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:58,724 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-10-22 15:50:58,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-22 15:50:58,727 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-10-22 15:50:58,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:58,728 INFO L225 Difference]: With dead ends: 40 [2018-10-22 15:50:58,728 INFO L226 Difference]: Without dead ends: 25 [2018-10-22 15:50:58,729 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-22 15:50:58,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-10-22 15:50:58,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2018-10-22 15:50:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-10-22 15:50:58,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-10-22 15:50:58,734 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 20 [2018-10-22 15:50:58,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:58,735 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-10-22 15:50:58,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-22 15:50:58,735 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-10-22 15:50:58,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-22 15:50:58,736 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:58,736 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:58,737 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:58,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:58,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1698224620, now seen corresponding path program 3 times [2018-10-22 15:50:58,737 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:58,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:58,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:58,738 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:50:58,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:50:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-22 15:50:58,978 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:50:58,978 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:50:58,996 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-22 15:50:59,009 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-10-22 15:50:59,009 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:50:59,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:50:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-22 15:50:59,107 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:50:59,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-10-22 15:50:59,107 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-22 15:50:59,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-22 15:50:59,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-10-22 15:50:59,108 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 10 states. [2018-10-22 15:50:59,532 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-22 15:50:59,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:50:59,937 INFO L93 Difference]: Finished difference Result 80 states and 88 transitions. [2018-10-22 15:50:59,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-22 15:50:59,938 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2018-10-22 15:50:59,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:50:59,940 INFO L225 Difference]: With dead ends: 80 [2018-10-22 15:50:59,940 INFO L226 Difference]: Without dead ends: 62 [2018-10-22 15:50:59,941 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=206, Invalid=394, Unknown=0, NotChecked=0, Total=600 [2018-10-22 15:50:59,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-10-22 15:50:59,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 44. [2018-10-22 15:50:59,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-10-22 15:50:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2018-10-22 15:50:59,950 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 23 [2018-10-22 15:50:59,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:50:59,951 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2018-10-22 15:50:59,951 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-22 15:50:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-10-22 15:50:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-22 15:50:59,953 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:50:59,953 INFO L375 BasicCegarLoop]: trace histogram [10, 8, 8, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:50:59,953 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:50:59,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:50:59,954 INFO L82 PathProgramCache]: Analyzing trace with hash 902441535, now seen corresponding path program 4 times [2018-10-22 15:50:59,954 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:50:59,954 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:50:59,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:59,955 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:50:59,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:50:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:00,106 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-22 15:51:00,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:00,106 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:00,116 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-22 15:51:00,145 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-22 15:51:00,146 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:00,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:00,286 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 70 proven. 26 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-22 15:51:00,312 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:00,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-10-22 15:51:00,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-22 15:51:00,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-22 15:51:00,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-22 15:51:00,314 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand 13 states. [2018-10-22 15:51:00,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:00,503 INFO L93 Difference]: Finished difference Result 76 states and 81 transitions. [2018-10-22 15:51:00,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-22 15:51:00,505 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 43 [2018-10-22 15:51:00,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:00,506 INFO L225 Difference]: With dead ends: 76 [2018-10-22 15:51:00,506 INFO L226 Difference]: Without dead ends: 52 [2018-10-22 15:51:00,509 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-22 15:51:00,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-10-22 15:51:00,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-10-22 15:51:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-10-22 15:51:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-10-22 15:51:00,526 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 43 [2018-10-22 15:51:00,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:00,529 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-10-22 15:51:00,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-22 15:51:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-10-22 15:51:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-22 15:51:00,532 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:00,533 INFO L375 BasicCegarLoop]: trace histogram [12, 10, 10, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:00,533 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:00,533 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:00,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1350619351, now seen corresponding path program 5 times [2018-10-22 15:51:00,533 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:00,534 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:00,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:00,535 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:00,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-22 15:51:00,737 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:00,737 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:00,752 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-10-22 15:51:00,789 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2018-10-22 15:51:00,789 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:00,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 101 proven. 40 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-22 15:51:00,926 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:00,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-10-22 15:51:00,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-22 15:51:00,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-22 15:51:00,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-22 15:51:00,928 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 15 states. [2018-10-22 15:51:01,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:01,296 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2018-10-22 15:51:01,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-22 15:51:01,298 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-10-22 15:51:01,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:01,299 INFO L225 Difference]: With dead ends: 85 [2018-10-22 15:51:01,299 INFO L226 Difference]: Without dead ends: 58 [2018-10-22 15:51:01,300 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-22 15:51:01,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-22 15:51:01,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2018-10-22 15:51:01,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-10-22 15:51:01,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2018-10-22 15:51:01,311 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 49 [2018-10-22 15:51:01,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:01,312 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2018-10-22 15:51:01,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-22 15:51:01,313 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2018-10-22 15:51:01,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-22 15:51:01,314 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:01,314 INFO L375 BasicCegarLoop]: trace histogram [14, 12, 12, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:01,315 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:01,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:01,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1763537601, now seen corresponding path program 6 times [2018-10-22 15:51:01,315 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:01,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:01,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:01,316 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:01,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 138 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-22 15:51:01,490 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:01,490 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:01,500 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-10-22 15:51:01,532 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2018-10-22 15:51:01,532 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:01,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-22 15:51:01,661 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:01,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2018-10-22 15:51:01,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-22 15:51:01,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-22 15:51:01,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-10-22 15:51:01,663 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand 14 states. [2018-10-22 15:51:02,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:02,942 INFO L93 Difference]: Finished difference Result 146 states and 156 transitions. [2018-10-22 15:51:02,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-10-22 15:51:02,948 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 55 [2018-10-22 15:51:02,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:02,950 INFO L225 Difference]: With dead ends: 146 [2018-10-22 15:51:02,950 INFO L226 Difference]: Without dead ends: 116 [2018-10-22 15:51:02,952 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 534 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=668, Invalid=1402, Unknown=0, NotChecked=0, Total=2070 [2018-10-22 15:51:02,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-10-22 15:51:02,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 88. [2018-10-22 15:51:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-10-22 15:51:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions. [2018-10-22 15:51:02,968 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 55 [2018-10-22 15:51:02,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:02,968 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions. [2018-10-22 15:51:02,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-22 15:51:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2018-10-22 15:51:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-22 15:51:02,970 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:02,970 INFO L375 BasicCegarLoop]: trace histogram [24, 21, 21, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:02,970 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:02,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:02,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1929818046, now seen corresponding path program 7 times [2018-10-22 15:51:02,971 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:02,971 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:02,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:02,973 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:02,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:03,132 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-10-22 15:51:03,132 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:03,133 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:03,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:51:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:03,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:03,338 INFO L134 CoverageAnalysis]: Checked inductivity of 777 backedges. 360 proven. 77 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2018-10-22 15:51:03,359 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:03,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-10-22 15:51:03,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-22 15:51:03,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-22 15:51:03,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-22 15:51:03,362 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand 19 states. [2018-10-22 15:51:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:03,452 INFO L93 Difference]: Finished difference Result 159 states and 167 transitions. [2018-10-22 15:51:03,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-22 15:51:03,458 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 87 [2018-10-22 15:51:03,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:03,459 INFO L225 Difference]: With dead ends: 159 [2018-10-22 15:51:03,459 INFO L226 Difference]: Without dead ends: 100 [2018-10-22 15:51:03,460 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-22 15:51:03,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-10-22 15:51:03,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2018-10-22 15:51:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-10-22 15:51:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 100 transitions. [2018-10-22 15:51:03,484 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 100 transitions. Word has length 87 [2018-10-22 15:51:03,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:03,484 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 100 transitions. [2018-10-22 15:51:03,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-22 15:51:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2018-10-22 15:51:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-22 15:51:03,487 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:03,488 INFO L375 BasicCegarLoop]: trace histogram [27, 24, 24, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:03,488 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:03,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:03,488 INFO L82 PathProgramCache]: Analyzing trace with hash -739967533, now seen corresponding path program 8 times [2018-10-22 15:51:03,488 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:03,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:03,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:03,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:51:03,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-22 15:51:03,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:03,868 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:03,877 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-22 15:51:03,935 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-22 15:51:03,935 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:03,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:04,320 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 458 proven. 100 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-22 15:51:04,341 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:04,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-10-22 15:51:04,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-22 15:51:04,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-22 15:51:04,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-22 15:51:04,343 INFO L87 Difference]: Start difference. First operand 97 states and 100 transitions. Second operand 21 states. [2018-10-22 15:51:04,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:04,429 INFO L93 Difference]: Finished difference Result 174 states and 182 transitions. [2018-10-22 15:51:04,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-22 15:51:04,436 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 96 [2018-10-22 15:51:04,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:04,437 INFO L225 Difference]: With dead ends: 174 [2018-10-22 15:51:04,437 INFO L226 Difference]: Without dead ends: 109 [2018-10-22 15:51:04,438 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-22 15:51:04,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-10-22 15:51:04,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2018-10-22 15:51:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-10-22 15:51:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 109 transitions. [2018-10-22 15:51:04,465 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 109 transitions. Word has length 96 [2018-10-22 15:51:04,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:04,466 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 109 transitions. [2018-10-22 15:51:04,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-22 15:51:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 109 transitions. [2018-10-22 15:51:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-22 15:51:04,470 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:04,470 INFO L375 BasicCegarLoop]: trace histogram [30, 27, 27, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:04,475 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:04,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:04,475 INFO L82 PathProgramCache]: Analyzing trace with hash 2013980510, now seen corresponding path program 9 times [2018-10-22 15:51:04,476 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:04,476 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:04,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:04,477 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:04,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:04,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 568 proven. 126 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2018-10-22 15:51:04,710 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:04,710 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:04,735 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-22 15:51:04,834 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-10-22 15:51:04,834 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:04,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 570 proven. 126 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2018-10-22 15:51:05,054 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:05,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-10-22 15:51:05,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-22 15:51:05,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-22 15:51:05,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-10-22 15:51:05,055 INFO L87 Difference]: Start difference. First operand 106 states and 109 transitions. Second operand 23 states. [2018-10-22 15:51:05,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:05,368 INFO L93 Difference]: Finished difference Result 189 states and 197 transitions. [2018-10-22 15:51:05,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-22 15:51:05,368 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 105 [2018-10-22 15:51:05,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:05,369 INFO L225 Difference]: With dead ends: 189 [2018-10-22 15:51:05,370 INFO L226 Difference]: Without dead ends: 118 [2018-10-22 15:51:05,371 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=340, Unknown=0, NotChecked=0, Total=552 [2018-10-22 15:51:05,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-10-22 15:51:05,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2018-10-22 15:51:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-10-22 15:51:05,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 118 transitions. [2018-10-22 15:51:05,394 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 118 transitions. Word has length 105 [2018-10-22 15:51:05,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:05,394 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 118 transitions. [2018-10-22 15:51:05,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-22 15:51:05,394 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 118 transitions. [2018-10-22 15:51:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-22 15:51:05,399 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:05,400 INFO L375 BasicCegarLoop]: trace histogram [33, 30, 30, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:05,400 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:05,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:05,401 INFO L82 PathProgramCache]: Analyzing trace with hash -2140116173, now seen corresponding path program 10 times [2018-10-22 15:51:05,401 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:05,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:05,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:05,402 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:05,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:05,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-10-22 15:51:05,634 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:05,634 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:05,643 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-22 15:51:05,678 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-22 15:51:05,679 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:05,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:05,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 1041 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-10-22 15:51:05,871 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:05,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-10-22 15:51:05,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-22 15:51:05,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-22 15:51:05,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-10-22 15:51:05,873 INFO L87 Difference]: Start difference. First operand 115 states and 118 transitions. Second operand 11 states. [2018-10-22 15:51:06,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:06,036 INFO L93 Difference]: Finished difference Result 187 states and 192 transitions. [2018-10-22 15:51:06,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-22 15:51:06,038 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 114 [2018-10-22 15:51:06,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:06,039 INFO L225 Difference]: With dead ends: 187 [2018-10-22 15:51:06,040 INFO L226 Difference]: Without dead ends: 183 [2018-10-22 15:51:06,040 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2018-10-22 15:51:06,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-10-22 15:51:06,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 150. [2018-10-22 15:51:06,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-10-22 15:51:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2018-10-22 15:51:06,054 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 114 [2018-10-22 15:51:06,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:06,054 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2018-10-22 15:51:06,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-22 15:51:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2018-10-22 15:51:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-22 15:51:06,056 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:06,056 INFO L375 BasicCegarLoop]: trace histogram [44, 40, 40, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:06,056 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:06,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:06,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1460903615, now seen corresponding path program 11 times [2018-10-22 15:51:06,057 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:06,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:06,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:06,058 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:06,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-10-22 15:51:06,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:06,277 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:06,285 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-10-22 15:51:06,352 INFO L242 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 35 check-sat command(s) [2018-10-22 15:51:06,353 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:06,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:06,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2698 backedges. 0 proven. 2078 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2018-10-22 15:51:06,619 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:06,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-10-22 15:51:06,620 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-22 15:51:06,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-22 15:51:06,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-22 15:51:06,620 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 13 states. [2018-10-22 15:51:06,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:06,693 INFO L93 Difference]: Finished difference Result 222 states and 228 transitions. [2018-10-22 15:51:06,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-22 15:51:06,693 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2018-10-22 15:51:06,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:06,695 INFO L225 Difference]: With dead ends: 222 [2018-10-22 15:51:06,695 INFO L226 Difference]: Without dead ends: 218 [2018-10-22 15:51:06,696 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2018-10-22 15:51:06,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-10-22 15:51:06,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 185. [2018-10-22 15:51:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-10-22 15:51:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 190 transitions. [2018-10-22 15:51:06,714 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 190 transitions. Word has length 149 [2018-10-22 15:51:06,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:06,715 INFO L481 AbstractCegarLoop]: Abstraction has 185 states and 190 transitions. [2018-10-22 15:51:06,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-22 15:51:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 190 transitions. [2018-10-22 15:51:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-22 15:51:06,717 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:06,717 INFO L375 BasicCegarLoop]: trace histogram [55, 50, 50, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:06,718 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:06,718 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:06,718 INFO L82 PathProgramCache]: Analyzing trace with hash -799121485, now seen corresponding path program 12 times [2018-10-22 15:51:06,718 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:06,718 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:06,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:06,719 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:06,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-10-22 15:51:07,286 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:07,286 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:07,293 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-10-22 15:51:07,414 INFO L242 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2018-10-22 15:51:07,415 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:07,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4235 backedges. 0 proven. 3460 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2018-10-22 15:51:07,571 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:07,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-10-22 15:51:07,572 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-22 15:51:07,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-22 15:51:07,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-22 15:51:07,573 INFO L87 Difference]: Start difference. First operand 185 states and 190 transitions. Second operand 15 states. [2018-10-22 15:51:07,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:07,867 INFO L93 Difference]: Finished difference Result 257 states and 264 transitions. [2018-10-22 15:51:07,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-22 15:51:07,868 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 184 [2018-10-22 15:51:07,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:07,870 INFO L225 Difference]: With dead ends: 257 [2018-10-22 15:51:07,870 INFO L226 Difference]: Without dead ends: 253 [2018-10-22 15:51:07,871 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2018-10-22 15:51:07,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-10-22 15:51:07,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 220. [2018-10-22 15:51:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-10-22 15:51:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 226 transitions. [2018-10-22 15:51:07,896 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 226 transitions. Word has length 184 [2018-10-22 15:51:07,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:07,896 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 226 transitions. [2018-10-22 15:51:07,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-22 15:51:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 226 transitions. [2018-10-22 15:51:07,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-22 15:51:07,899 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:07,899 INFO L375 BasicCegarLoop]: trace histogram [66, 60, 60, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:07,899 INFO L424 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:07,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:07,900 INFO L82 PathProgramCache]: Analyzing trace with hash 962419263, now seen corresponding path program 13 times [2018-10-22 15:51:07,900 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:07,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:07,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:07,901 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:07,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:08,736 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-10-22 15:51:08,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:08,737 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:08,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:51:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:08,832 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 6117 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2018-10-22 15:51:09,219 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:09,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-10-22 15:51:09,220 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-22 15:51:09,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-22 15:51:09,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-10-22 15:51:09,221 INFO L87 Difference]: Start difference. First operand 220 states and 226 transitions. Second operand 17 states. [2018-10-22 15:51:09,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:09,334 INFO L93 Difference]: Finished difference Result 292 states and 300 transitions. [2018-10-22 15:51:09,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-22 15:51:09,335 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 219 [2018-10-22 15:51:09,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:09,336 INFO L225 Difference]: With dead ends: 292 [2018-10-22 15:51:09,337 INFO L226 Difference]: Without dead ends: 288 [2018-10-22 15:51:09,337 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2018-10-22 15:51:09,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-10-22 15:51:09,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 255. [2018-10-22 15:51:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-10-22 15:51:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 262 transitions. [2018-10-22 15:51:09,363 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 262 transitions. Word has length 219 [2018-10-22 15:51:09,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:09,364 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 262 transitions. [2018-10-22 15:51:09,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-22 15:51:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2018-10-22 15:51:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-22 15:51:09,367 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:09,368 INFO L375 BasicCegarLoop]: trace histogram [77, 70, 70, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:09,368 INFO L424 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:09,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:09,368 INFO L82 PathProgramCache]: Analyzing trace with hash 255783987, now seen corresponding path program 14 times [2018-10-22 15:51:09,368 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:09,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:09,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:09,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-22 15:51:09,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:09,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-10-22 15:51:09,700 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:09,700 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:09,708 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-10-22 15:51:09,793 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-10-22 15:51:09,793 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:09,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 7259 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-10-22 15:51:10,058 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:10,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-10-22 15:51:10,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-22 15:51:10,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-22 15:51:10,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-22 15:51:10,060 INFO L87 Difference]: Start difference. First operand 255 states and 262 transitions. Second operand 19 states. [2018-10-22 15:51:10,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:10,377 INFO L93 Difference]: Finished difference Result 327 states and 336 transitions. [2018-10-22 15:51:10,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-22 15:51:10,377 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 254 [2018-10-22 15:51:10,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:10,380 INFO L225 Difference]: With dead ends: 327 [2018-10-22 15:51:10,380 INFO L226 Difference]: Without dead ends: 323 [2018-10-22 15:51:10,381 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2018-10-22 15:51:10,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-10-22 15:51:10,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 290. [2018-10-22 15:51:10,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2018-10-22 15:51:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 298 transitions. [2018-10-22 15:51:10,408 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 298 transitions. Word has length 254 [2018-10-22 15:51:10,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:10,408 INFO L481 AbstractCegarLoop]: Abstraction has 290 states and 298 transitions. [2018-10-22 15:51:10,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-22 15:51:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 298 transitions. [2018-10-22 15:51:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-22 15:51:10,412 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:10,412 INFO L375 BasicCegarLoop]: trace histogram [88, 80, 80, 9, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:10,412 INFO L424 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:10,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:10,413 INFO L82 PathProgramCache]: Analyzing trace with hash 984643007, now seen corresponding path program 15 times [2018-10-22 15:51:10,413 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:10,413 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:10,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:10,414 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:10,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-10-22 15:51:10,838 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:10,838 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:10,845 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-10-22 15:51:10,973 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 54 check-sat command(s) [2018-10-22 15:51:10,973 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:10,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:11,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10916 backedges. 0 proven. 9676 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2018-10-22 15:51:11,286 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:11,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2018-10-22 15:51:11,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-10-22 15:51:11,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-10-22 15:51:11,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-22 15:51:11,287 INFO L87 Difference]: Start difference. First operand 290 states and 298 transitions. Second operand 21 states. [2018-10-22 15:51:11,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:11,451 INFO L93 Difference]: Finished difference Result 362 states and 372 transitions. [2018-10-22 15:51:11,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-22 15:51:11,451 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 289 [2018-10-22 15:51:11,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:11,453 INFO L225 Difference]: With dead ends: 362 [2018-10-22 15:51:11,453 INFO L226 Difference]: Without dead ends: 358 [2018-10-22 15:51:11,453 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2018-10-22 15:51:11,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-10-22 15:51:11,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 325. [2018-10-22 15:51:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2018-10-22 15:51:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 334 transitions. [2018-10-22 15:51:11,488 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 334 transitions. Word has length 289 [2018-10-22 15:51:11,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:11,488 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 334 transitions. [2018-10-22 15:51:11,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-10-22 15:51:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 334 transitions. [2018-10-22 15:51:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-22 15:51:11,491 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:11,491 INFO L375 BasicCegarLoop]: trace histogram [99, 90, 90, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:11,492 INFO L424 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:11,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:11,492 INFO L82 PathProgramCache]: Analyzing trace with hash 2140809395, now seen corresponding path program 16 times [2018-10-22 15:51:11,492 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:11,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:11,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:11,493 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:11,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-10-22 15:51:12,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-22 15:51:12,037 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-22 15:51:12,044 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-10-22 15:51:12,145 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-10-22 15:51:12,146 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-10-22 15:51:12,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-22 15:51:12,544 INFO L134 CoverageAnalysis]: Checked inductivity of 13833 backedges. 0 proven. 12438 refuted. 0 times theorem prover too weak. 1395 trivial. 0 not checked. [2018-10-22 15:51:12,577 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-22 15:51:12,577 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-10-22 15:51:12,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-22 15:51:12,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-22 15:51:12,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2018-10-22 15:51:12,579 INFO L87 Difference]: Start difference. First operand 325 states and 334 transitions. Second operand 23 states. [2018-10-22 15:51:12,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:12,785 INFO L93 Difference]: Finished difference Result 397 states and 408 transitions. [2018-10-22 15:51:12,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-22 15:51:12,785 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 324 [2018-10-22 15:51:12,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:12,787 INFO L225 Difference]: With dead ends: 397 [2018-10-22 15:51:12,787 INFO L226 Difference]: Without dead ends: 393 [2018-10-22 15:51:12,788 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=212, Invalid=340, Unknown=0, NotChecked=0, Total=552 [2018-10-22 15:51:12,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-10-22 15:51:12,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 360. [2018-10-22 15:51:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2018-10-22 15:51:12,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 370 transitions. [2018-10-22 15:51:12,817 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 370 transitions. Word has length 324 [2018-10-22 15:51:12,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:12,818 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 370 transitions. [2018-10-22 15:51:12,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-22 15:51:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 370 transitions. [2018-10-22 15:51:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-10-22 15:51:12,820 INFO L367 BasicCegarLoop]: Found error trace [2018-10-22 15:51:12,820 INFO L375 BasicCegarLoop]: trace histogram [110, 100, 100, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-22 15:51:12,820 INFO L424 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-22 15:51:12,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-22 15:51:12,821 INFO L82 PathProgramCache]: Analyzing trace with hash -880479937, now seen corresponding path program 17 times [2018-10-22 15:51:12,821 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-22 15:51:12,821 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-22 15:51:12,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:12,822 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-22 15:51:12,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-22 15:51:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-22 15:51:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 17095 backedges. 17077 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-22 15:51:18,620 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-22 15:51:18,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [104] imperfect sequences [] total 104 [2018-10-22 15:51:18,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 104 states [2018-10-22 15:51:18,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2018-10-22 15:51:18,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5255, Invalid=5457, Unknown=0, NotChecked=0, Total=10712 [2018-10-22 15:51:18,625 INFO L87 Difference]: Start difference. First operand 360 states and 370 transitions. Second operand 104 states. [2018-10-22 15:51:22,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-22 15:51:22,032 INFO L93 Difference]: Finished difference Result 14895 states and 15355 transitions. [2018-10-22 15:51:22,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2018-10-22 15:51:22,033 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 359 [2018-10-22 15:51:22,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-22 15:51:22,034 INFO L225 Difference]: With dead ends: 14895 [2018-10-22 15:51:22,034 INFO L226 Difference]: Without dead ends: 0 [2018-10-22 15:51:22,056 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=5359, Invalid=5561, Unknown=0, NotChecked=0, Total=10920 [2018-10-22 15:51:22,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-22 15:51:22,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-22 15:51:22,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-22 15:51:22,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-22 15:51:22,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 359 [2018-10-22 15:51:22,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-22 15:51:22,058 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-22 15:51:22,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 104 states. [2018-10-22 15:51:22,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-22 15:51:22,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-22 15:51:22,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-22 15:51:24,191 WARN L179 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 673 DAG size of output: 664 [2018-10-22 15:51:29,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:30,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:31,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:32,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:33,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:34,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:35,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:36,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:37,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:38,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:39,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:40,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:41,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:42,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:43,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:44,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:45,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:46,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:46,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:46,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:47,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:48,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:49,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:49,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:49,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:49,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:49,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:50,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:51,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:51,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:51,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:51,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:52,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:53,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:53,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:54,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:55,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:55,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:55,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:55,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:56,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:57,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:57,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:58,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:58,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:51:59,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:00,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:00,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:01,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:02,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:02,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:02,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:02,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:02,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:03,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:03,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:03,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:04,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:04,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:04,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:04,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:05,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:05,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:05,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:05,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:06,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:06,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:06,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:07,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:07,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:08,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:08,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:10,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:11,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:12,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:12,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:12,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:12,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:13,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:13,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:14,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:14,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:14,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:15,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:16,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:16,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:17,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:21,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:23,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:24,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-22 15:52:29,376 WARN L179 SmtUtils]: Spent 1.09 m on a formula simplification. DAG size of input: 5175 DAG size of output: 1754 [2018-10-22 15:52:36,045 WARN L179 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 664 DAG size of output: 59 [2018-10-22 15:53:34,548 WARN L179 SmtUtils]: Spent 58.49 s on a formula simplification. DAG size of input: 1719 DAG size of output: 362 [2018-10-22 15:53:34,553 INFO L428 ceAbstractionStarter]: At program point L23(lines 10 24) the Hoare annotation is: true [2018-10-22 15:53:34,553 INFO L425 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-10-22 15:53:34,553 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-22 15:53:34,553 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L428 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: true [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-10-22 15:53:34,554 INFO L425 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-10-22 15:53:34,555 INFO L421 ceAbstractionStarter]: At program point L17-4(lines 17 21) the Hoare annotation is: (let ((.cse0 (<= 10 ULTIMATE.start_main_~n~0)) (.cse1 (<= 10 ULTIMATE.start_main_~m~0))) (or (and .cse0 .cse1 (<= 60 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 6)) (and (<= ULTIMATE.start_main_~i~0 9) .cse0 .cse1 (<= 90 ULTIMATE.start_main_~k~0)) (and .cse0 (<= 70 ULTIMATE.start_main_~k~0) .cse1 (<= ULTIMATE.start_main_~i~0 7)) (and .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 8) (<= 80 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 50 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 5)) (and .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 3) (<= 30 ULTIMATE.start_main_~k~0)) (and (<= ULTIMATE.start_main_~i~0 2) .cse0 (<= 20 ULTIMATE.start_main_~k~0) .cse1) (and (<= 40 ULTIMATE.start_main_~k~0) .cse0 .cse1 (<= ULTIMATE.start_main_~i~0 4)) (and .cse0 .cse1 (<= 100 ULTIMATE.start_main_~k~0)) (and (<= ULTIMATE.start_main_~i~0 0) (<= 0 ULTIMATE.start_main_~k~0) .cse0 .cse1) (and .cse0 .cse1 (<= 10 ULTIMATE.start_main_~k~0) (<= ULTIMATE.start_main_~i~0 1)))) [2018-10-22 15:53:34,555 INFO L425 ceAbstractionStarter]: For program point L17-5(lines 17 21) no Hoare annotation was computed. [2018-10-22 15:53:34,555 INFO L425 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-10-22 15:53:34,555 INFO L425 ceAbstractionStarter]: For program point L18-1(lines 18 20) no Hoare annotation was computed. [2018-10-22 15:53:34,555 INFO L425 ceAbstractionStarter]: For program point L18-3(lines 18 20) no Hoare annotation was computed. [2018-10-22 15:53:34,557 INFO L421 ceAbstractionStarter]: At program point L18-4(lines 18 20) the Hoare annotation is: (let ((.cse18 (<= ULTIMATE.start_main_~j~0 4)) (.cse2 (<= ULTIMATE.start_main_~j~0 1)) (.cse9 (<= ULTIMATE.start_main_~j~0 7)) (.cse15 (<= ULTIMATE.start_main_~j~0 6)) (.cse30 (<= ULTIMATE.start_main_~j~0 9)) (.cse20 (<= ULTIMATE.start_main_~j~0 5)) (.cse7 (<= ULTIMATE.start_main_~j~0 2)) (.cse19 (<= ULTIMATE.start_main_~j~0 0)) (.cse22 (<= ULTIMATE.start_main_~j~0 3)) (.cse0 (<= 10 ULTIMATE.start_main_~n~0)) (.cse32 (<= ULTIMATE.start_main_~j~0 8)) (.cse1 (<= 10 ULTIMATE.start_main_~m~0))) (let ((.cse26 (<= 20 ULTIMATE.start_main_~k~0)) (.cse10 (<= 40 ULTIMATE.start_main_~k~0)) (.cse12 (and .cse0 .cse32 .cse1)) (.cse34 (<= 30 ULTIMATE.start_main_~k~0)) (.cse36 (<= 70 ULTIMATE.start_main_~k~0)) (.cse35 (<= 60 ULTIMATE.start_main_~k~0)) (.cse37 (and .cse0 .cse1 .cse22)) (.cse4 (and .cse0 .cse1 .cse19)) (.cse23 (<= 80 ULTIMATE.start_main_~k~0)) (.cse28 (and .cse7 .cse0 .cse1)) (.cse27 (<= ULTIMATE.start_main_~i~0 2)) (.cse13 (<= ULTIMATE.start_main_~i~0 6)) (.cse39 (and .cse0 .cse20 .cse1)) (.cse11 (<= ULTIMATE.start_main_~i~0 3)) (.cse40 (<= 10 ULTIMATE.start_main_~k~0)) (.cse21 (<= ULTIMATE.start_main_~i~0 1)) (.cse29 (<= 50 ULTIMATE.start_main_~k~0)) (.cse8 (<= ULTIMATE.start_main_~i~0 4)) (.cse31 (and .cse0 .cse1 .cse30)) (.cse38 (and .cse0 .cse1 .cse15)) (.cse25 (and .cse0 .cse1 .cse9)) (.cse5 (<= (+ ULTIMATE.start_main_~i~0 1) ULTIMATE.start_main_~n~0)) (.cse14 (<= ULTIMATE.start_main_~i~0 0)) (.cse6 (<= 90 ULTIMATE.start_main_~k~0)) (.cse16 (and .cse0 .cse1 .cse2)) (.cse24 (<= ULTIMATE.start_main_~i~0 7)) (.cse17 (<= ULTIMATE.start_main_~i~0 8)) (.cse33 (and .cse0 .cse1 .cse18)) (.cse3 (<= ULTIMATE.start_main_~i~0 5))) (or (and .cse0 .cse1 (<= 51 ULTIMATE.start_main_~k~0) .cse2 .cse3) (and (and .cse4 .cse5) .cse6) (and (<= 42 ULTIMATE.start_main_~k~0) .cse7 .cse0 .cse1 .cse8) (and (<= 47 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse9 .cse8) (and .cse10 .cse0 .cse1 .cse11) (and (<= 68 ULTIMATE.start_main_~k~0) .cse12 .cse13) (and (and .cse0 .cse1 .cse5) (<= 100 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 (<= 6 ULTIMATE.start_main_~k~0) .cse1 .cse15) (and (and .cse16 .cse5) (<= 91 ULTIMATE.start_main_~k~0)) (and .cse16 .cse17 (<= 81 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 64 ULTIMATE.start_main_~k~0) .cse13 .cse18) (and .cse14 (<= 0 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse19) (and .cse0 .cse20 .cse1 (<= 15 ULTIMATE.start_main_~k~0) .cse21) (and (and .cse12 .cse5) (<= 98 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 .cse22 (<= 3 ULTIMATE.start_main_~k~0)) (and .cse7 .cse0 .cse1 .cse13 (<= 62 ULTIMATE.start_main_~k~0)) (and .cse17 (<= 88 ULTIMATE.start_main_~k~0) .cse12) (and (<= 13 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse21) (and .cse0 .cse1 .cse23 .cse24) (and (<= 57 ULTIMATE.start_main_~k~0) .cse25 .cse3) (and .cse0 .cse1 .cse2 .cse11 (<= 31 ULTIMATE.start_main_~k~0)) (and .cse0 .cse26 .cse1 .cse21) (and .cse27 (<= 21 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse2) (and (<= 35 ULTIMATE.start_main_~k~0) .cse0 .cse20 .cse1 .cse11) (and (<= 92 ULTIMATE.start_main_~k~0) (and .cse28 .cse5)) (and .cse12 .cse3 (<= 58 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 .cse18 (<= 4 ULTIMATE.start_main_~k~0)) (and .cse4 .cse29 .cse3) (and .cse27 .cse0 .cse1 .cse26 .cse19) (and .cse14 (<= 2 ULTIMATE.start_main_~k~0) .cse7 .cse0 .cse1) (and (<= 54 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse3 .cse18) (and .cse14 .cse0 (<= 1 ULTIMATE.start_main_~k~0) .cse1 .cse2) (and .cse16 .cse13 (<= 61 ULTIMATE.start_main_~k~0)) (and .cse27 (<= 29 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse30) (and .cse10 .cse0 .cse1 .cse19 .cse8) (and .cse0 .cse1 (<= 66 ULTIMATE.start_main_~k~0) .cse13 .cse15) (and .cse17 .cse31 (<= 89 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse15 (<= 46 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse32 .cse1 (<= 18 ULTIMATE.start_main_~k~0) .cse21) (and (and .cse33 .cse5) (<= 94 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse19 .cse11 .cse34) (and .cse14 .cse0 (<= 5 ULTIMATE.start_main_~k~0) .cse20 .cse1) (and .cse27 (<= 28 ULTIMATE.start_main_~k~0) .cse0 .cse32 .cse1) (and (<= 19 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse21 .cse30) (and .cse0 .cse1 .cse35 .cse3) (and (<= 49 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse30 .cse8) (and .cse4 .cse36 .cse24) (and .cse0 .cse20 .cse1 (<= 45 ULTIMATE.start_main_~k~0) .cse8) (and (<= 78 ULTIMATE.start_main_~k~0) .cse12 .cse24) (and .cse0 (<= 39 ULTIMATE.start_main_~k~0) .cse1 .cse11 .cse30) (and .cse0 .cse1 (<= 43 ULTIMATE.start_main_~k~0) .cse22 .cse8) (and (<= 37 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse11 .cse9) (and .cse27 .cse0 .cse1 .cse34) (and .cse0 .cse1 .cse2 (<= 41 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse1 .cse36 .cse13) (and .cse25 .cse17 (<= 87 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 (<= 74 ULTIMATE.start_main_~k~0) .cse24 .cse18) (and .cse0 .cse20 .cse1 (<= 65 ULTIMATE.start_main_~k~0) .cse13) (and (<= 44 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse18 .cse8) (and .cse25 (<= 67 ULTIMATE.start_main_~k~0) .cse13) (and .cse4 .cse35 .cse13) (and .cse0 .cse1 .cse21 .cse15 (<= 16 ULTIMATE.start_main_~k~0)) (and .cse27 .cse0 (<= 27 ULTIMATE.start_main_~k~0) .cse1 .cse9) (and .cse37 (<= 83 ULTIMATE.start_main_~k~0) .cse17) (and .cse27 (<= 26 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse15) (and (<= 72 ULTIMATE.start_main_~k~0) .cse28 .cse24) (and .cse0 (<= 38 ULTIMATE.start_main_~k~0) .cse32 .cse1 .cse11) (and .cse27 .cse0 .cse20 .cse1 (<= 25 ULTIMATE.start_main_~k~0)) (and .cse7 .cse0 .cse1 (<= 32 ULTIMATE.start_main_~k~0) .cse11) (and .cse0 .cse1 .cse11 (<= 34 ULTIMATE.start_main_~k~0) .cse18) (and (and .cse37 .cse5) (<= 93 ULTIMATE.start_main_~k~0)) (and (<= 76 ULTIMATE.start_main_~k~0) .cse38 .cse24) (and .cse27 .cse7 .cse0 .cse1 (<= 22 ULTIMATE.start_main_~k~0)) (and .cse14 .cse0 .cse1 (<= 9 ULTIMATE.start_main_~k~0) .cse30) (and .cse0 .cse1 .cse22 (<= 73 ULTIMATE.start_main_~k~0) .cse24) (and .cse27 .cse0 .cse1 (<= 23 ULTIMATE.start_main_~k~0) .cse22) (and (<= 77 ULTIMATE.start_main_~k~0) .cse25 .cse24) (and .cse0 .cse1 (<= 63 ULTIMATE.start_main_~k~0) .cse22 .cse13) (and .cse0 .cse32 .cse1 (<= 48 ULTIMATE.start_main_~k~0) .cse8) (and .cse0 .cse20 .cse1 (<= 75 ULTIMATE.start_main_~k~0) .cse24) (and .cse7 .cse0 .cse1 .cse21 (<= 12 ULTIMATE.start_main_~k~0)) (and .cse4 .cse17 .cse23) (and (<= 79 ULTIMATE.start_main_~k~0) .cse31 .cse24) (and (<= 59 ULTIMATE.start_main_~k~0) .cse31 .cse3) (and .cse28 (<= 82 ULTIMATE.start_main_~k~0) .cse17) (and .cse0 (<= 17 ULTIMATE.start_main_~k~0) .cse1 .cse9 .cse21) (and .cse38 .cse17 (<= 86 ULTIMATE.start_main_~k~0)) (and (<= 85 ULTIMATE.start_main_~k~0) .cse17 .cse39) (and .cse0 .cse1 .cse21 (<= 14 ULTIMATE.start_main_~k~0) .cse18) (and .cse27 .cse0 .cse1 .cse18 (<= 24 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse3 (<= 56 ULTIMATE.start_main_~k~0) .cse15) (and (<= 69 ULTIMATE.start_main_~k~0) .cse31 .cse13) (and .cse14 .cse0 .cse1 .cse40) (and (<= 33 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse11) (and .cse14 .cse0 .cse32 .cse1 (<= 8 ULTIMATE.start_main_~k~0)) (and (and .cse39 .cse5) (<= 95 ULTIMATE.start_main_~k~0)) (and .cse0 .cse1 .cse11 (<= 36 ULTIMATE.start_main_~k~0) .cse15) (and .cse0 .cse40 .cse1 .cse19 .cse21) (and .cse0 .cse1 (<= 11 ULTIMATE.start_main_~k~0) .cse2 .cse21) (and .cse0 .cse1 .cse29 .cse8) (and (and .cse31 .cse5) (<= 99 ULTIMATE.start_main_~k~0)) (and (<= 96 ULTIMATE.start_main_~k~0) (and .cse38 .cse5)) (and (<= 97 ULTIMATE.start_main_~k~0) (and .cse25 .cse5)) (and .cse14 .cse0 .cse1 (<= 7 ULTIMATE.start_main_~k~0) .cse9) (and .cse0 .cse1 .cse17 .cse6) (and .cse0 .cse20 .cse1 .cse3 (<= 55 ULTIMATE.start_main_~k~0)) (and .cse16 .cse24 (<= 71 ULTIMATE.start_main_~k~0)) (and .cse17 (<= 84 ULTIMATE.start_main_~k~0) .cse33) (and .cse7 .cse0 .cse1 (<= 52 ULTIMATE.start_main_~k~0) .cse3) (and (<= 53 ULTIMATE.start_main_~k~0) .cse0 .cse1 .cse22 .cse3)))) [2018-10-22 15:53:34,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 03:53:34 BoogieIcfgContainer [2018-10-22 15:53:34,602 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-22 15:53:34,603 INFO L168 Benchmark]: Toolchain (without parser) took 158537.20 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 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-22 15:53:34,604 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-22 15:53:34,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-10-22 15:53:34,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-22 15:53:34,606 INFO L168 Benchmark]: Boogie Preprocessor took 22.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-22 15:53:34,606 INFO L168 Benchmark]: RCFGBuilder took 432.67 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -778.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-10-22 15:53:34,607 INFO L168 Benchmark]: TraceAbstraction took 157733.79 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 3.0 GB in the end (delta: -810.2 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-10-22 15:53:34,612 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 304.58 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 37.12 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 22.89 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 432.67 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -778.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 157733.79 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 3.0 GB in the end (delta: -810.2 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ((((((((((((10 <= n && 10 <= m) && 60 <= k) && i <= 6) || (((i <= 9 && 10 <= n) && 10 <= m) && 90 <= k)) || (((10 <= n && 70 <= k) && 10 <= m) && i <= 7)) || (((10 <= n && 10 <= m) && i <= 8) && 80 <= k)) || (((10 <= n && 10 <= m) && 50 <= k) && i <= 5)) || (((10 <= n && 10 <= m) && i <= 3) && 30 <= k)) || (((i <= 2 && 10 <= n) && 20 <= k) && 10 <= m)) || (((40 <= k && 10 <= n) && 10 <= m) && i <= 4)) || ((10 <= n && 10 <= m) && 100 <= k)) || (((i <= 0 && 0 <= k) && 10 <= n) && 10 <= m)) || (((10 <= n && 10 <= m) && 10 <= k) && i <= 1) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((10 <= n && 10 <= m) && 51 <= k) && j <= 1) && i <= 5) || ((((10 <= n && 10 <= m) && j <= 0) && i + 1 <= n) && 90 <= k)) || ((((42 <= k && j <= 2) && 10 <= n) && 10 <= m) && i <= 4)) || ((((47 <= k && 10 <= n) && 10 <= m) && j <= 7) && i <= 4)) || (((40 <= k && 10 <= n) && 10 <= m) && i <= 3)) || ((68 <= k && (10 <= n && j <= 8) && 10 <= m) && i <= 6)) || (((10 <= n && 10 <= m) && i + 1 <= n) && 100 <= k)) || ((((i <= 0 && 10 <= n) && 6 <= k) && 10 <= m) && j <= 6)) || ((((10 <= n && 10 <= m) && j <= 1) && i + 1 <= n) && 91 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 8) && 81 <= k)) || ((((10 <= n && 10 <= m) && 64 <= k) && i <= 6) && j <= 4)) || ((((i <= 0 && 0 <= k) && 10 <= n) && 10 <= m) && j <= 0)) || ((((10 <= n && j <= 5) && 10 <= m) && 15 <= k) && i <= 1)) || ((((10 <= n && j <= 8) && 10 <= m) && i + 1 <= n) && 98 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && j <= 3) && 3 <= k)) || ((((j <= 2 && 10 <= n) && 10 <= m) && i <= 6) && 62 <= k)) || ((i <= 8 && 88 <= k) && (10 <= n && j <= 8) && 10 <= m)) || ((((13 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 1)) || (((10 <= n && 10 <= m) && 80 <= k) && i <= 7)) || ((57 <= k && (10 <= n && 10 <= m) && j <= 7) && i <= 5)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 3) && 31 <= k)) || (((10 <= n && 20 <= k) && 10 <= m) && i <= 1)) || ((((i <= 2 && 21 <= k) && 10 <= n) && 10 <= m) && j <= 1)) || ((((35 <= k && 10 <= n) && j <= 5) && 10 <= m) && i <= 3)) || (92 <= k && ((j <= 2 && 10 <= n) && 10 <= m) && i + 1 <= n)) || ((((10 <= n && j <= 8) && 10 <= m) && i <= 5) && 58 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && j <= 4) && 4 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && 50 <= k) && i <= 5)) || ((((i <= 2 && 10 <= n) && 10 <= m) && 20 <= k) && j <= 0)) || ((((i <= 0 && 2 <= k) && j <= 2) && 10 <= n) && 10 <= m)) || ((((54 <= k && 10 <= n) && 10 <= m) && i <= 5) && j <= 4)) || ((((i <= 0 && 10 <= n) && 1 <= k) && 10 <= m) && j <= 1)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 6) && 61 <= k)) || ((((i <= 2 && 29 <= k) && 10 <= n) && 10 <= m) && j <= 9)) || ((((40 <= k && 10 <= n) && 10 <= m) && j <= 0) && i <= 4)) || ((((10 <= n && 10 <= m) && 66 <= k) && i <= 6) && j <= 6)) || ((i <= 8 && (10 <= n && 10 <= m) && j <= 9) && 89 <= k)) || ((((10 <= n && 10 <= m) && j <= 6) && 46 <= k) && i <= 4)) || ((((10 <= n && j <= 8) && 10 <= m) && 18 <= k) && i <= 1)) || ((((10 <= n && 10 <= m) && j <= 4) && i + 1 <= n) && 94 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && i <= 3) && 30 <= k)) || ((((i <= 0 && 10 <= n) && 5 <= k) && j <= 5) && 10 <= m)) || ((((i <= 2 && 28 <= k) && 10 <= n) && j <= 8) && 10 <= m)) || ((((19 <= k && 10 <= n) && 10 <= m) && i <= 1) && j <= 9)) || (((10 <= n && 10 <= m) && 60 <= k) && i <= 5)) || ((((49 <= k && 10 <= n) && 10 <= m) && j <= 9) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 0) && 70 <= k) && i <= 7)) || ((((10 <= n && j <= 5) && 10 <= m) && 45 <= k) && i <= 4)) || ((78 <= k && (10 <= n && j <= 8) && 10 <= m) && i <= 7)) || ((((10 <= n && 39 <= k) && 10 <= m) && i <= 3) && j <= 9)) || ((((10 <= n && 10 <= m) && 43 <= k) && j <= 3) && i <= 4)) || ((((37 <= k && 10 <= n) && 10 <= m) && i <= 3) && j <= 7)) || (((i <= 2 && 10 <= n) && 10 <= m) && 30 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && 41 <= k) && i <= 4)) || (((10 <= n && 10 <= m) && 70 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && j <= 7) && i <= 8) && 87 <= k)) || ((((10 <= n && 10 <= m) && 74 <= k) && i <= 7) && j <= 4)) || ((((10 <= n && j <= 5) && 10 <= m) && 65 <= k) && i <= 6)) || ((((44 <= k && 10 <= n) && 10 <= m) && j <= 4) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 7) && 67 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && j <= 0) && 60 <= k) && i <= 6)) || ((((10 <= n && 10 <= m) && i <= 1) && j <= 6) && 16 <= k)) || ((((i <= 2 && 10 <= n) && 27 <= k) && 10 <= m) && j <= 7)) || ((((10 <= n && 10 <= m) && j <= 3) && 83 <= k) && i <= 8)) || ((((i <= 2 && 26 <= k) && 10 <= n) && 10 <= m) && j <= 6)) || ((72 <= k && (j <= 2 && 10 <= n) && 10 <= m) && i <= 7)) || ((((10 <= n && 38 <= k) && j <= 8) && 10 <= m) && i <= 3)) || ((((i <= 2 && 10 <= n) && j <= 5) && 10 <= m) && 25 <= k)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 32 <= k) && i <= 3)) || ((((10 <= n && 10 <= m) && i <= 3) && 34 <= k) && j <= 4)) || ((((10 <= n && 10 <= m) && j <= 3) && i + 1 <= n) && 93 <= k)) || ((76 <= k && (10 <= n && 10 <= m) && j <= 6) && i <= 7)) || ((((i <= 2 && j <= 2) && 10 <= n) && 10 <= m) && 22 <= k)) || ((((i <= 0 && 10 <= n) && 10 <= m) && 9 <= k) && j <= 9)) || ((((10 <= n && 10 <= m) && j <= 3) && 73 <= k) && i <= 7)) || ((((i <= 2 && 10 <= n) && 10 <= m) && 23 <= k) && j <= 3)) || ((77 <= k && (10 <= n && 10 <= m) && j <= 7) && i <= 7)) || ((((10 <= n && 10 <= m) && 63 <= k) && j <= 3) && i <= 6)) || ((((10 <= n && j <= 8) && 10 <= m) && 48 <= k) && i <= 4)) || ((((10 <= n && j <= 5) && 10 <= m) && 75 <= k) && i <= 7)) || ((((j <= 2 && 10 <= n) && 10 <= m) && i <= 1) && 12 <= k)) || ((((10 <= n && 10 <= m) && j <= 0) && i <= 8) && 80 <= k)) || ((79 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 7)) || ((59 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 5)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 82 <= k) && i <= 8)) || ((((10 <= n && 17 <= k) && 10 <= m) && j <= 7) && i <= 1)) || ((((10 <= n && 10 <= m) && j <= 6) && i <= 8) && 86 <= k)) || ((85 <= k && i <= 8) && (10 <= n && j <= 5) && 10 <= m)) || ((((10 <= n && 10 <= m) && i <= 1) && 14 <= k) && j <= 4)) || ((((i <= 2 && 10 <= n) && 10 <= m) && j <= 4) && 24 <= k)) || ((((10 <= n && 10 <= m) && i <= 5) && 56 <= k) && j <= 6)) || ((69 <= k && (10 <= n && 10 <= m) && j <= 9) && i <= 6)) || (((i <= 0 && 10 <= n) && 10 <= m) && 10 <= k)) || ((((33 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 3)) || ((((i <= 0 && 10 <= n) && j <= 8) && 10 <= m) && 8 <= k)) || ((((10 <= n && j <= 5) && 10 <= m) && i + 1 <= n) && 95 <= k)) || ((((10 <= n && 10 <= m) && i <= 3) && 36 <= k) && j <= 6)) || ((((10 <= n && 10 <= k) && 10 <= m) && j <= 0) && i <= 1)) || ((((10 <= n && 10 <= m) && 11 <= k) && j <= 1) && i <= 1)) || (((10 <= n && 10 <= m) && 50 <= k) && i <= 4)) || ((((10 <= n && 10 <= m) && j <= 9) && i + 1 <= n) && 99 <= k)) || (96 <= k && ((10 <= n && 10 <= m) && j <= 6) && i + 1 <= n)) || (97 <= k && ((10 <= n && 10 <= m) && j <= 7) && i + 1 <= n)) || ((((i <= 0 && 10 <= n) && 10 <= m) && 7 <= k) && j <= 7)) || (((10 <= n && 10 <= m) && i <= 8) && 90 <= k)) || ((((10 <= n && j <= 5) && 10 <= m) && i <= 5) && 55 <= k)) || ((((10 <= n && 10 <= m) && j <= 1) && i <= 7) && 71 <= k)) || ((i <= 8 && 84 <= k) && (10 <= n && 10 <= m) && j <= 4)) || ((((j <= 2 && 10 <= n) && 10 <= m) && 52 <= k) && i <= 5)) || ((((53 <= k && 10 <= n) && 10 <= m) && j <= 3) && i <= 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. SAFE Result, 157.6s OverallTime, 20 OverallIterations, 110 TraceHistogramMax, 8.5s AutomataDifference, 0.0s DeadEndRemovalTime, 132.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 803 SDtfs, 1511 SDslu, 2749 SDs, 0 SdLazy, 1158 SolverSat, 241 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2329 GetRequests, 1953 SyntacticMatches, 0 SemanticMatches, 376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1962 ImplicationChecksByTransitivity, 13.1s 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, 67.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 52642 FormulaSimplificationTreeSizeReductionInter, 65.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 13.3s 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...