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/eca-rers2012/Problem14_label20_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:34:03,725 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:34:03,727 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:34:03,739 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:34:03,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:34:03,741 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:34:03,742 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:34:03,744 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:34:03,746 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:34:03,747 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:34:03,748 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:34:03,748 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:34:03,749 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:34:03,750 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:34:03,751 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:34:03,752 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:34:03,753 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:34:03,755 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:34:03,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:34:03,759 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:34:03,760 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:34:03,761 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:34:03,764 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 21:34:03,773 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 [2018-10-26 21:34:03,789 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:34:03,789 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:34:03,790 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:34:03,790 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:34:03,791 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:34:03,791 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:34:03,791 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:34:03,791 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:34:03,792 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:34:03,792 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:34:03,792 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:34:03,792 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:34:03,792 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:34:03,793 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:34:03,793 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:34:03,793 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:34:03,793 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:34:03,794 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:34:03,794 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:34:03,794 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:34:03,794 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:34:03,795 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:34:03,795 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:34:03,795 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:34:03,795 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:34:03,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:34:03,796 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:34:03,796 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 21:34:03,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:34:03,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:34:03,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:34:03,873 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:34:03,873 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:34:03,874 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label20_true-unreach-call_false-termination.c [2018-10-26 21:34:03,936 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/99338dd94/4d5f357de0c845c6b35a4d2247853818/FLAGb7952bcfa [2018-10-26 21:34:04,544 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:34:04,548 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label20_true-unreach-call_false-termination.c [2018-10-26 21:34:04,573 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/99338dd94/4d5f357de0c845c6b35a4d2247853818/FLAGb7952bcfa [2018-10-26 21:34:04,593 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/99338dd94/4d5f357de0c845c6b35a4d2247853818 [2018-10-26 21:34:04,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:34:04,608 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:34:04,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:34:04,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:34:04,615 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:34:04,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:34:04" (1/1) ... [2018-10-26 21:34:04,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec89115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:04, skipping insertion in model container [2018-10-26 21:34:04,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:34:04" (1/1) ... [2018-10-26 21:34:04,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:34:04,722 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:34:05,206 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:34:05,211 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:34:05,341 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:34:05,359 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:34:05,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05 WrapperNode [2018-10-26 21:34:05,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:34:05,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:34:05,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:34:05,361 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:34:05,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:34:05,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:34:05,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:34:05,615 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:34:05,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... [2018-10-26 21:34:05,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:34:05,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:34:05,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:34:05,738 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:34:05,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:34:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:34:05,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:34:05,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:34:09,216 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:34:09,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:34:09 BoogieIcfgContainer [2018-10-26 21:34:09,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:34:09,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:34:09,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:34:09,223 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:34:09,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:34:04" (1/3) ... [2018-10-26 21:34:09,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf6419d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:34:09, skipping insertion in model container [2018-10-26 21:34:09,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:34:05" (2/3) ... [2018-10-26 21:34:09,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf6419d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:34:09, skipping insertion in model container [2018-10-26 21:34:09,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:34:09" (3/3) ... [2018-10-26 21:34:09,232 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label20_true-unreach-call_false-termination.c [2018-10-26 21:34:09,248 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:34:09,261 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:34:09,276 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:34:09,312 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:34:09,313 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:34:09,313 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:34:09,313 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:34:09,313 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:34:09,314 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:34:09,314 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:34:09,314 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:34:09,314 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:34:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-26 21:34:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:34:09,349 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:09,351 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:09,353 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:09,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:09,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1059493314, now seen corresponding path program 1 times [2018-10-26 21:34:09,361 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:09,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:09,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:09,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:09,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:09,886 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-26 21:34:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:34:09,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:09,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:34:09,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:09,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:09,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:09,943 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-26 21:34:13,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:13,723 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-26 21:34:13,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:13,725 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2018-10-26 21:34:13,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:13,759 INFO L225 Difference]: With dead ends: 854 [2018-10-26 21:34:13,759 INFO L226 Difference]: Without dead ends: 601 [2018-10-26 21:34:13,770 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:13,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-26 21:34:13,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-26 21:34:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-26 21:34:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 991 transitions. [2018-10-26 21:34:13,866 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 991 transitions. Word has length 61 [2018-10-26 21:34:13,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:13,867 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 991 transitions. [2018-10-26 21:34:13,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 991 transitions. [2018-10-26 21:34:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 21:34:13,877 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:13,878 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:13,878 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:13,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:13,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1521299468, now seen corresponding path program 1 times [2018-10-26 21:34:13,879 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:13,879 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:13,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:13,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:13,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-10-26 21:34:14,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:14,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:34:14,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:14,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:14,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:14,138 INFO L87 Difference]: Start difference. First operand 601 states and 991 transitions. Second operand 4 states. [2018-10-26 21:34:16,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:16,746 INFO L93 Difference]: Finished difference Result 2106 states and 3493 transitions. [2018-10-26 21:34:16,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:16,747 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 198 [2018-10-26 21:34:16,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:16,756 INFO L225 Difference]: With dead ends: 2106 [2018-10-26 21:34:16,756 INFO L226 Difference]: Without dead ends: 1507 [2018-10-26 21:34:16,760 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:16,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2018-10-26 21:34:16,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1507. [2018-10-26 21:34:16,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2018-10-26 21:34:16,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2184 transitions. [2018-10-26 21:34:16,837 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2184 transitions. Word has length 198 [2018-10-26 21:34:16,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:16,837 INFO L481 AbstractCegarLoop]: Abstraction has 1507 states and 2184 transitions. [2018-10-26 21:34:16,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2184 transitions. [2018-10-26 21:34:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-26 21:34:16,842 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:16,843 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:16,843 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:16,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:16,843 INFO L82 PathProgramCache]: Analyzing trace with hash 704480897, now seen corresponding path program 1 times [2018-10-26 21:34:16,846 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:16,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:16,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:16,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:16,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 21:34:17,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:17,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:34:17,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:34:17,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:34:17,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:17,242 INFO L87 Difference]: Start difference. First operand 1507 states and 2184 transitions. Second operand 7 states. [2018-10-26 21:34:21,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:21,911 INFO L93 Difference]: Finished difference Result 4158 states and 6112 transitions. [2018-10-26 21:34:21,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:34:21,912 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 211 [2018-10-26 21:34:21,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:21,921 INFO L225 Difference]: With dead ends: 4158 [2018-10-26 21:34:21,922 INFO L226 Difference]: Without dead ends: 1681 [2018-10-26 21:34:21,925 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:21,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2018-10-26 21:34:21,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1502. [2018-10-26 21:34:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-10-26 21:34:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 1828 transitions. [2018-10-26 21:34:21,955 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 1828 transitions. Word has length 211 [2018-10-26 21:34:21,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:21,955 INFO L481 AbstractCegarLoop]: Abstraction has 1502 states and 1828 transitions. [2018-10-26 21:34:21,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:34:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1828 transitions. [2018-10-26 21:34:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2018-10-26 21:34:21,964 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:21,964 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:21,965 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:21,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:21,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1780689080, now seen corresponding path program 1 times [2018-10-26 21:34:21,965 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:21,965 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:21,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:21,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:21,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:22,302 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 21:34:22,741 WARN L179 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2018-10-26 21:34:23,189 WARN L179 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 21 [2018-10-26 21:34:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-10-26 21:34:23,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:23,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 21:34:23,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:34:23,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:34:23,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:34:23,515 INFO L87 Difference]: Start difference. First operand 1502 states and 1828 transitions. Second operand 6 states. [2018-10-26 21:34:25,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:25,955 INFO L93 Difference]: Finished difference Result 3212 states and 3868 transitions. [2018-10-26 21:34:25,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 21:34:25,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 438 [2018-10-26 21:34:25,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:25,965 INFO L225 Difference]: With dead ends: 3212 [2018-10-26 21:34:25,965 INFO L226 Difference]: Without dead ends: 1712 [2018-10-26 21:34:25,968 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:34:25,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2018-10-26 21:34:25,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1681. [2018-10-26 21:34:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1681 states. [2018-10-26 21:34:25,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1681 states and 2008 transitions. [2018-10-26 21:34:25,999 INFO L78 Accepts]: Start accepts. Automaton has 1681 states and 2008 transitions. Word has length 438 [2018-10-26 21:34:26,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:26,000 INFO L481 AbstractCegarLoop]: Abstraction has 1681 states and 2008 transitions. [2018-10-26 21:34:26,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:34:26,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2008 transitions. [2018-10-26 21:34:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2018-10-26 21:34:26,014 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:26,014 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:26,015 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:26,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:26,015 INFO L82 PathProgramCache]: Analyzing trace with hash -925022749, now seen corresponding path program 1 times [2018-10-26 21:34:26,015 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:26,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:26,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:26,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:26,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:26,617 WARN L179 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-26 21:34:27,194 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 554 proven. 46 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-10-26 21:34:27,195 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:27,195 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 [2018-10-26 21:34:27,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:27,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 789 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2018-10-26 21:34:27,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:34:27,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-26 21:34:27,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 21:34:27,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 21:34:27,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:34:27,733 INFO L87 Difference]: Start difference. First operand 1681 states and 2008 transitions. Second operand 8 states. [2018-10-26 21:34:33,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:33,464 INFO L93 Difference]: Finished difference Result 4991 states and 5983 transitions. [2018-10-26 21:34:33,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:34:33,475 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 545 [2018-10-26 21:34:33,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:33,488 INFO L225 Difference]: With dead ends: 4991 [2018-10-26 21:34:33,488 INFO L226 Difference]: Without dead ends: 3131 [2018-10-26 21:34:33,493 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 558 GetRequests, 547 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-10-26 21:34:33,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3131 states. [2018-10-26 21:34:33,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3131 to 2753. [2018-10-26 21:34:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2753 states. [2018-10-26 21:34:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2753 states and 3167 transitions. [2018-10-26 21:34:33,604 INFO L78 Accepts]: Start accepts. Automaton has 2753 states and 3167 transitions. Word has length 545 [2018-10-26 21:34:33,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:33,605 INFO L481 AbstractCegarLoop]: Abstraction has 2753 states and 3167 transitions. [2018-10-26 21:34:33,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 21:34:33,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3167 transitions. [2018-10-26 21:34:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2018-10-26 21:34:33,612 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:33,613 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:33,613 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:33,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:33,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1200291195, now seen corresponding path program 1 times [2018-10-26 21:34:33,614 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:33,614 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:33,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:33,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:33,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:34,132 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-26 21:34:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 960 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-10-26 21:34:34,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:34,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:34:34,314 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:34,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:34,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:34,315 INFO L87 Difference]: Start difference. First operand 2753 states and 3167 transitions. Second operand 4 states. [2018-10-26 21:34:35,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:35,542 INFO L93 Difference]: Finished difference Result 7471 states and 8814 transitions. [2018-10-26 21:34:35,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:35,543 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 657 [2018-10-26 21:34:35,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:35,562 INFO L225 Difference]: With dead ends: 7471 [2018-10-26 21:34:35,563 INFO L226 Difference]: Without dead ends: 4899 [2018-10-26 21:34:35,567 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:35,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2018-10-26 21:34:35,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 4899. [2018-10-26 21:34:35,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4899 states. [2018-10-26 21:34:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4899 states and 5511 transitions. [2018-10-26 21:34:35,647 INFO L78 Accepts]: Start accepts. Automaton has 4899 states and 5511 transitions. Word has length 657 [2018-10-26 21:34:35,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:35,647 INFO L481 AbstractCegarLoop]: Abstraction has 4899 states and 5511 transitions. [2018-10-26 21:34:35,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 4899 states and 5511 transitions. [2018-10-26 21:34:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 798 [2018-10-26 21:34:35,657 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:35,657 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:35,658 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:35,658 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:35,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1665880707, now seen corresponding path program 1 times [2018-10-26 21:34:35,658 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:35,659 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:35,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:35,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:35,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 1330 proven. 156 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2018-10-26 21:34:36,511 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:34:36,511 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 [2018-10-26 21:34:36,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:36,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:34:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 1509 trivial. 0 not checked. [2018-10-26 21:34:37,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:34:37,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-10-26 21:34:37,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:34:37,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:34:37,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:34:37,083 INFO L87 Difference]: Start difference. First operand 4899 states and 5511 transitions. Second operand 6 states. [2018-10-26 21:34:39,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:39,299 INFO L93 Difference]: Finished difference Result 13924 states and 16155 transitions. [2018-10-26 21:34:39,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:34:39,302 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 797 [2018-10-26 21:34:39,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:39,336 INFO L225 Difference]: With dead ends: 13924 [2018-10-26 21:34:39,337 INFO L226 Difference]: Without dead ends: 9206 [2018-10-26 21:34:39,343 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 808 GetRequests, 801 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:34:39,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9206 states. [2018-10-26 21:34:39,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9206 to 7761. [2018-10-26 21:34:39,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7761 states. [2018-10-26 21:34:39,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7761 states to 7761 states and 8717 transitions. [2018-10-26 21:34:39,471 INFO L78 Accepts]: Start accepts. Automaton has 7761 states and 8717 transitions. Word has length 797 [2018-10-26 21:34:39,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:39,473 INFO L481 AbstractCegarLoop]: Abstraction has 7761 states and 8717 transitions. [2018-10-26 21:34:39,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:34:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 7761 states and 8717 transitions. [2018-10-26 21:34:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 883 [2018-10-26 21:34:39,485 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:39,486 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:39,486 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:39,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:39,487 INFO L82 PathProgramCache]: Analyzing trace with hash 803064603, now seen corresponding path program 1 times [2018-10-26 21:34:39,487 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:39,487 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:39,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:39,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:39,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 1568 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2018-10-26 21:34:40,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:40,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:34:40,690 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:40,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:40,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:40,690 INFO L87 Difference]: Start difference. First operand 7761 states and 8717 transitions. Second operand 4 states. [2018-10-26 21:34:42,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:42,340 INFO L93 Difference]: Finished difference Result 17131 states and 19350 transitions. [2018-10-26 21:34:42,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:42,341 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 882 [2018-10-26 21:34:42,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:42,371 INFO L225 Difference]: With dead ends: 17131 [2018-10-26 21:34:42,372 INFO L226 Difference]: Without dead ends: 9551 [2018-10-26 21:34:42,380 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:42,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9551 states. [2018-10-26 21:34:42,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9551 to 9551. [2018-10-26 21:34:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9551 states. [2018-10-26 21:34:42,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9551 states to 9551 states and 10511 transitions. [2018-10-26 21:34:42,516 INFO L78 Accepts]: Start accepts. Automaton has 9551 states and 10511 transitions. Word has length 882 [2018-10-26 21:34:42,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:42,517 INFO L481 AbstractCegarLoop]: Abstraction has 9551 states and 10511 transitions. [2018-10-26 21:34:42,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:42,517 INFO L276 IsEmpty]: Start isEmpty. Operand 9551 states and 10511 transitions. [2018-10-26 21:34:42,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 979 [2018-10-26 21:34:42,531 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:34:42,532 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:34:42,532 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:34:42,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:34:42,533 INFO L82 PathProgramCache]: Analyzing trace with hash -541323729, now seen corresponding path program 1 times [2018-10-26 21:34:42,533 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:34:42,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:34:42,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:42,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:34:42,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:34:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:34:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 3035 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 2564 trivial. 0 not checked. [2018-10-26 21:34:43,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:34:43,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:34:43,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:34:43,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:34:43,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:43,602 INFO L87 Difference]: Start difference. First operand 9551 states and 10511 transitions. Second operand 4 states. [2018-10-26 21:34:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:34:45,031 INFO L93 Difference]: Finished difference Result 17838 states and 19672 transitions. [2018-10-26 21:34:45,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:34:45,032 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 978 [2018-10-26 21:34:45,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:34:45,034 INFO L225 Difference]: With dead ends: 17838 [2018-10-26 21:34:45,034 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:34:45,047 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:34:45,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:34:45,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:34:45,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:34:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:34:45,048 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 978 [2018-10-26 21:34:45,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:34:45,048 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:34:45,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:34:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:34:45,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:34:45,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:34:45,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,173 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 81 [2018-10-26 21:34:45,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:34:45,593 WARN L179 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2018-10-26 21:34:46,298 WARN L179 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-10-26 21:34:46,301 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-26 21:34:46,301 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-26 21:34:46,301 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-26 21:34:46,302 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 21:34:46,303 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-26 21:34:46,304 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,305 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-26 21:34:46,306 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-26 21:34:46,307 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 21:34:46,308 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-26 21:34:46,309 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-26 21:34:46,310 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,311 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-26 21:34:46,312 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 21:34:46,313 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 21:34:46,314 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-26 21:34:46,315 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-26 21:34:46,316 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-26 21:34:46,317 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,318 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,318 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse1 (not (= ~a15~0 6))) (.cse0 (= ~a24~0 1)) (.cse3 (< 0 (+ ~a12~0 43))) (.cse2 (not (= ~a21~0 7)))) (or (and .cse0 (= ~a21~0 9)) (and (<= (+ ~a12~0 49) 0) .cse1 .cse2) (and .cse0 .cse1) (and (and (<= ~a12~0 80) .cse0 .cse3) (= ~a21~0 8)) (and .cse0 .cse3 (<= ~a21~0 6)) (and .cse0 (<= ~a12~0 11) .cse3 .cse2))) [2018-10-26 21:34:46,318 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-26 21:34:46,318 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-26 21:34:46,318 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 21:34:46,319 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-26 21:34:46,320 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse1 (not (= ~a15~0 6))) (.cse0 (= ~a24~0 1)) (.cse3 (< 0 (+ ~a12~0 43))) (.cse2 (not (= ~a21~0 7)))) (or (and .cse0 (= ~a21~0 9)) (and (<= (+ ~a12~0 49) 0) .cse1 .cse2) (and .cse0 .cse1) (and (and (<= ~a12~0 80) .cse0 .cse3) (= ~a21~0 8)) (and .cse0 .cse3 (<= ~a21~0 6)) (and .cse0 (<= ~a12~0 11) .cse3 .cse2))) [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 21:34:46,321 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 184) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 21:34:46,322 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 21:34:46,323 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 21:34:46,324 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 21:34:46,325 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 21:34:46,326 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 21:34:46,326 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-26 21:34:46,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:34:46 BoogieIcfgContainer [2018-10-26 21:34:46,347 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:34:46,348 INFO L168 Benchmark]: Toolchain (without parser) took 41741.19 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.8 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 761.0 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,349 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-10-26 21:34:46,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.76 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.33 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 754.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -854.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,352 INFO L168 Benchmark]: Boogie Preprocessor took 122.77 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,353 INFO L168 Benchmark]: RCFGBuilder took 3479.63 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 142.3 MB). Peak memory consumption was 142.3 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,354 INFO L168 Benchmark]: TraceAbstraction took 37128.42 ms. Allocated memory was 2.3 GB in the beginning and 3.3 GB in the end (delta: 1.0 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -386.4 MB). Peak memory consumption was 652.2 MB. Max. memory is 7.1 GB. [2018-10-26 21:34:46,359 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 750.76 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 253.33 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 754.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -854.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.77 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3479.63 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 142.3 MB). Peak memory consumption was 142.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37128.42 ms. Allocated memory was 2.3 GB in the beginning and 3.3 GB in the end (delta: 1.0 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -386.4 MB). Peak memory consumption was 652.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 184]: 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: 880]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 9) || ((a12 + 49 <= 0 && !(a15 == 6)) && !(a21 == 7))) || (a24 == 1 && !(a15 == 6))) || (((a12 <= 80 && a24 == 1) && 0 < a12 + 43) && a21 == 8)) || ((a24 == 1 && 0 < a12 + 43) && a21 <= 6)) || (((a24 == 1 && a12 <= 11) && 0 < a12 + 43) && !(a21 == 7)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 9) || ((a12 + 49 <= 0 && !(a15 == 6)) && !(a21 == 7))) || (a24 == 1 && !(a15 == 6))) || (((a12 <= 80 && a24 == 1) && 0 < a12 + 43) && a21 == 8)) || ((a24 == 1 && 0 < a12 + 43) && a21 <= 6)) || (((a24 == 1 && a12 <= 11) && 0 < a12 + 43) && !(a21 == 7)) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 37.0s OverallTime, 9 OverallIterations, 9 TraceHistogramMax, 26.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1250 SDtfs, 5671 SDslu, 1019 SDs, 0 SdLazy, 12193 SolverSat, 2202 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1398 GetRequests, 1358 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9551occurred in iteration=8, 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: 0.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 2033 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 116 NumberOfFragments, 149 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4361 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1034 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 6109 NumberOfCodeBlocks, 6109 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 6098 ConstructedInterpolants, 0 QuantifiedInterpolants, 8198821 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1646 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 12627/12829 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...