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/Problem01_label00_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:52:42,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:52:42,798 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:52:42,814 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:52:42,814 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:52:42,816 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:52:42,817 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:52:42,820 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:52:42,821 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:52:42,822 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:52:42,823 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:52:42,824 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:52:42,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:52:42,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:52:42,827 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:52:42,827 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:52:42,832 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:52:42,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:52:42,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:52:42,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:52:42,843 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:52:42,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:52:42,847 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 19:52:42,864 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 19:52:42,887 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:52:42,887 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:52:42,888 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:52:42,888 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:52:42,889 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:52:42,889 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:52:42,889 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 19:52:42,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:52:42,890 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:52:42,890 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:52:42,890 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:52:42,890 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:52:42,891 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:52:42,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:52:42,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:52:42,891 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:52:42,891 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:52:42,892 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:52:42,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:52:42,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:52:42,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:52:42,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:52:42,894 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:52:42,894 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 19:52:42,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:52:42,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:52:42,894 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:52:42,895 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 19:52:42,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:52:42,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:52:42,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:52:42,984 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:52:42,984 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:52:42,985 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label00_true-unreach-call_false-termination.c [2018-10-26 19:52:43,045 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/badf749c7/a12d7e42aa7f4d9c8c2799841db553cd/FLAG3ceaa350e [2018-10-26 19:52:43,606 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:52:43,607 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label00_true-unreach-call_false-termination.c [2018-10-26 19:52:43,631 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/badf749c7/a12d7e42aa7f4d9c8c2799841db553cd/FLAG3ceaa350e [2018-10-26 19:52:43,652 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/badf749c7/a12d7e42aa7f4d9c8c2799841db553cd [2018-10-26 19:52:43,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:52:43,666 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 19:52:43,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:52:43,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:52:43,671 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:52:43,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:52:43" (1/1) ... [2018-10-26 19:52:43,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ad4f26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:43, skipping insertion in model container [2018-10-26 19:52:43,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:52:43" (1/1) ... [2018-10-26 19:52:43,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:52:43,752 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:52:44,270 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:52:44,275 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:52:44,376 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:52:44,394 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:52:44,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44 WrapperNode [2018-10-26 19:52:44,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:52:44,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:52:44,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:52:44,396 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:52:44,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:52:44,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:52:44,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:52:44,590 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:52:44,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (1/1) ... [2018-10-26 19:52:44,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:52:44,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:52:44,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:52:44,690 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:52:44,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (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 19:52:44,772 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 19:52:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:52:44,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:52:48,188 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:52:48,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:52:48 BoogieIcfgContainer [2018-10-26 19:52:48,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:52:48,191 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:52:48,191 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:52:48,196 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:52:48,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:52:43" (1/3) ... [2018-10-26 19:52:48,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512b95e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:52:48, skipping insertion in model container [2018-10-26 19:52:48,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:52:44" (2/3) ... [2018-10-26 19:52:48,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@512b95e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:52:48, skipping insertion in model container [2018-10-26 19:52:48,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:52:48" (3/3) ... [2018-10-26 19:52:48,201 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label00_true-unreach-call_false-termination.c [2018-10-26 19:52:48,213 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:52:48,226 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:52:48,245 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:52:48,290 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 19:52:48,292 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:52:48,292 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:52:48,292 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:52:48,292 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:52:48,293 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:52:48,293 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:52:48,293 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:52:48,293 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:52:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-26 19:52:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 19:52:48,353 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:48,355 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, 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 19:52:48,359 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:48,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:48,367 INFO L82 PathProgramCache]: Analyzing trace with hash -373624353, now seen corresponding path program 1 times [2018-10-26 19:52:48,369 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:48,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:48,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:48,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:48,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:52:49,069 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 19:52:49,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:52:49,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:52:49,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:52:49,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:52:49,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:49,106 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-26 19:52:51,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:52:51,571 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-10-26 19:52:51,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:52:51,573 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-10-26 19:52:51,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:52:51,599 INFO L225 Difference]: With dead ends: 666 [2018-10-26 19:52:51,600 INFO L226 Difference]: Without dead ends: 460 [2018-10-26 19:52:51,604 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:51,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-10-26 19:52:51,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-10-26 19:52:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-10-26 19:52:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 732 transitions. [2018-10-26 19:52:51,679 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 732 transitions. Word has length 109 [2018-10-26 19:52:51,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:52:51,680 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 732 transitions. [2018-10-26 19:52:51,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:52:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 732 transitions. [2018-10-26 19:52:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:52:51,686 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:51,687 INFO L375 BasicCegarLoop]: trace histogram [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, 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 19:52:51,687 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:51,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:51,688 INFO L82 PathProgramCache]: Analyzing trace with hash -671756820, now seen corresponding path program 1 times [2018-10-26 19:52:51,688 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:51,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:51,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:51,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:51,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:52:51,808 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:52:51,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:52:51,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:52:51,811 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:52:51,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:52:51,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:51,813 INFO L87 Difference]: Start difference. First operand 460 states and 732 transitions. Second operand 4 states. [2018-10-26 19:52:53,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:52:53,200 INFO L93 Difference]: Finished difference Result 1710 states and 2800 transitions. [2018-10-26 19:52:53,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:52:53,201 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 116 [2018-10-26 19:52:53,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:52:53,210 INFO L225 Difference]: With dead ends: 1710 [2018-10-26 19:52:53,210 INFO L226 Difference]: Without dead ends: 1252 [2018-10-26 19:52:53,214 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 19:52:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-26 19:52:53,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-26 19:52:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-26 19:52:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1863 transitions. [2018-10-26 19:52:53,276 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1863 transitions. Word has length 116 [2018-10-26 19:52:53,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:52:53,277 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1863 transitions. [2018-10-26 19:52:53,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:52:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1863 transitions. [2018-10-26 19:52:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:52:53,282 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:53,282 INFO L375 BasicCegarLoop]: trace histogram [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, 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 19:52:53,282 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:53,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:53,283 INFO L82 PathProgramCache]: Analyzing trace with hash -2043072821, now seen corresponding path program 1 times [2018-10-26 19:52:53,283 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:53,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:53,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:53,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:53,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:52:53,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:52:53,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:52:53,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:52:53,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:52:53,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:52:53,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:53,569 INFO L87 Difference]: Start difference. First operand 1252 states and 1863 transitions. Second operand 4 states. [2018-10-26 19:52:57,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:52:57,198 INFO L93 Difference]: Finished difference Result 2502 states and 3724 transitions. [2018-10-26 19:52:57,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:52:57,199 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2018-10-26 19:52:57,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:52:57,206 INFO L225 Difference]: With dead ends: 2502 [2018-10-26 19:52:57,206 INFO L226 Difference]: Without dead ends: 1252 [2018-10-26 19:52:57,208 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:57,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-26 19:52:57,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-26 19:52:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-26 19:52:57,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1689 transitions. [2018-10-26 19:52:57,235 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1689 transitions. Word has length 117 [2018-10-26 19:52:57,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:52:57,236 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1689 transitions. [2018-10-26 19:52:57,236 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:52:57,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1689 transitions. [2018-10-26 19:52:57,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-26 19:52:57,239 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:57,240 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 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 19:52:57,240 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:57,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:57,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1163032641, now seen corresponding path program 1 times [2018-10-26 19:52:57,241 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:57,241 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:57,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:57,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:57,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:52:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:52:57,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:52:57,394 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:52:57,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:52:57,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:52:57,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:52:57,395 INFO L87 Difference]: Start difference. First operand 1252 states and 1689 transitions. Second operand 3 states. [2018-10-26 19:52:58,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:52:58,147 INFO L93 Difference]: Finished difference Result 3690 states and 5002 transitions. [2018-10-26 19:52:58,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:52:58,149 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-10-26 19:52:58,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:52:58,160 INFO L225 Difference]: With dead ends: 3690 [2018-10-26 19:52:58,161 INFO L226 Difference]: Without dead ends: 2440 [2018-10-26 19:52:58,163 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:52:58,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2018-10-26 19:52:58,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 2440. [2018-10-26 19:52:58,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2440 states. [2018-10-26 19:52:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2440 states and 3081 transitions. [2018-10-26 19:52:58,209 INFO L78 Accepts]: Start accepts. Automaton has 2440 states and 3081 transitions. Word has length 129 [2018-10-26 19:52:58,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:52:58,209 INFO L481 AbstractCegarLoop]: Abstraction has 2440 states and 3081 transitions. [2018-10-26 19:52:58,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:52:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 3081 transitions. [2018-10-26 19:52:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:52:58,214 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:58,214 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 19:52:58,214 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:58,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:58,215 INFO L82 PathProgramCache]: Analyzing trace with hash 2131306325, now seen corresponding path program 1 times [2018-10-26 19:52:58,215 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:58,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:58,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:58,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:58,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:52:58,441 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 19:52:58,677 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 19:52:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 19:52:58,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:52:58,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:52:58,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:52:58,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:52:58,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:52:58,705 INFO L87 Difference]: Start difference. First operand 2440 states and 3081 transitions. Second operand 4 states. [2018-10-26 19:52:59,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:52:59,814 INFO L93 Difference]: Finished difference Result 5236 states and 6568 transitions. [2018-10-26 19:52:59,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 19:52:59,815 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-10-26 19:52:59,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:52:59,826 INFO L225 Difference]: With dead ends: 5236 [2018-10-26 19:52:59,827 INFO L226 Difference]: Without dead ends: 2798 [2018-10-26 19:52:59,830 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 19:52:59,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2018-10-26 19:52:59,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2657. [2018-10-26 19:52:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2657 states. [2018-10-26 19:52:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2657 states and 3314 transitions. [2018-10-26 19:52:59,877 INFO L78 Accepts]: Start accepts. Automaton has 2657 states and 3314 transitions. Word has length 137 [2018-10-26 19:52:59,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:52:59,878 INFO L481 AbstractCegarLoop]: Abstraction has 2657 states and 3314 transitions. [2018-10-26 19:52:59,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:52:59,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3314 transitions. [2018-10-26 19:52:59,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:52:59,883 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:52:59,883 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 19:52:59,883 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:52:59,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:52:59,884 INFO L82 PathProgramCache]: Analyzing trace with hash 865194749, now seen corresponding path program 1 times [2018-10-26 19:52:59,884 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:52:59,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:52:59,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:59,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:52:59,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:52:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:53:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 19:53:00,111 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:53:00,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:53:00,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:53:00,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:53:00,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:53:00,112 INFO L87 Difference]: Start difference. First operand 2657 states and 3314 transitions. Second operand 4 states. [2018-10-26 19:53:01,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:53:01,242 INFO L93 Difference]: Finished difference Result 5440 states and 6811 transitions. [2018-10-26 19:53:01,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:53:01,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-10-26 19:53:01,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:53:01,259 INFO L225 Difference]: With dead ends: 5440 [2018-10-26 19:53:01,259 INFO L226 Difference]: Without dead ends: 2785 [2018-10-26 19:53:01,263 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:53:01,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2785 states. [2018-10-26 19:53:01,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2785 to 2785. [2018-10-26 19:53:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2785 states. [2018-10-26 19:53:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 3431 transitions. [2018-10-26 19:53:01,310 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 3431 transitions. Word has length 142 [2018-10-26 19:53:01,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:53:01,311 INFO L481 AbstractCegarLoop]: Abstraction has 2785 states and 3431 transitions. [2018-10-26 19:53:01,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:53:01,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3431 transitions. [2018-10-26 19:53:01,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 19:53:01,316 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:53:01,316 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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 19:53:01,317 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:53:01,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:53:01,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1639713345, now seen corresponding path program 1 times [2018-10-26 19:53:01,317 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:53:01,317 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:53:01,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:01,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:53:01,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:53:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-26 19:53:01,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:53:01,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:53:01,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:53:01,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:53:01,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:53:01,445 INFO L87 Difference]: Start difference. First operand 2785 states and 3431 transitions. Second operand 3 states. [2018-10-26 19:53:02,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:53:02,495 INFO L93 Difference]: Finished difference Result 7531 states and 9225 transitions. [2018-10-26 19:53:02,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:53:02,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-10-26 19:53:02,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:53:02,510 INFO L225 Difference]: With dead ends: 7531 [2018-10-26 19:53:02,510 INFO L226 Difference]: Without dead ends: 3202 [2018-10-26 19:53:02,516 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:53:02,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3202 states. [2018-10-26 19:53:02,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3202 to 3202. [2018-10-26 19:53:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3202 states. [2018-10-26 19:53:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 3202 states and 3525 transitions. [2018-10-26 19:53:02,605 INFO L78 Accepts]: Start accepts. Automaton has 3202 states and 3525 transitions. Word has length 145 [2018-10-26 19:53:02,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:53:02,606 INFO L481 AbstractCegarLoop]: Abstraction has 3202 states and 3525 transitions. [2018-10-26 19:53:02,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:53:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3525 transitions. [2018-10-26 19:53:02,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:53:02,611 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:53:02,611 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:53:02,611 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:53:02,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:53:02,612 INFO L82 PathProgramCache]: Analyzing trace with hash -438959412, now seen corresponding path program 1 times [2018-10-26 19:53:02,612 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:53:02,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:53:02,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:02,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:53:02,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:53:02,790 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 19:53:02,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:53:02,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:53:02,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:53:02,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:53:02,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:53:02,792 INFO L87 Difference]: Start difference. First operand 3202 states and 3525 transitions. Second operand 3 states. [2018-10-26 19:53:05,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:53:05,919 INFO L93 Difference]: Finished difference Result 8380 states and 9273 transitions. [2018-10-26 19:53:05,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:53:05,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2018-10-26 19:53:05,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:53:05,938 INFO L225 Difference]: With dead ends: 8380 [2018-10-26 19:53:05,938 INFO L226 Difference]: Without dead ends: 4514 [2018-10-26 19:53:05,944 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:53:05,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4514 states. [2018-10-26 19:53:06,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4514 to 4382. [2018-10-26 19:53:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4382 states. [2018-10-26 19:53:06,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 4382 states and 4737 transitions. [2018-10-26 19:53:06,017 INFO L78 Accepts]: Start accepts. Automaton has 4382 states and 4737 transitions. Word has length 159 [2018-10-26 19:53:06,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:53:06,018 INFO L481 AbstractCegarLoop]: Abstraction has 4382 states and 4737 transitions. [2018-10-26 19:53:06,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:53:06,018 INFO L276 IsEmpty]: Start isEmpty. Operand 4382 states and 4737 transitions. [2018-10-26 19:53:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 19:53:06,025 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:53:06,025 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:53:06,025 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:53:06,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:53:06,026 INFO L82 PathProgramCache]: Analyzing trace with hash -2075246865, now seen corresponding path program 1 times [2018-10-26 19:53:06,026 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:53:06,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:53:06,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:06,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:53:06,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:53:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:53:06,437 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-26 19:53:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 102 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-10-26 19:53:06,646 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 19:53:06,646 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 19:53:06,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:53:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:53:06,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:53:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:53:06,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 19:53:06,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-26 19:53:06,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 19:53:06,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 19:53:06,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-26 19:53:06,975 INFO L87 Difference]: Start difference. First operand 4382 states and 4737 transitions. Second operand 8 states. [2018-10-26 19:53:11,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:53:11,083 INFO L93 Difference]: Finished difference Result 8505 states and 9222 transitions. [2018-10-26 19:53:11,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 19:53:11,086 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 189 [2018-10-26 19:53:11,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:53:11,087 INFO L225 Difference]: With dead ends: 8505 [2018-10-26 19:53:11,087 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:53:11,094 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 189 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-10-26 19:53:11,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:53:11,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:53:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:53:11,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:53:11,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2018-10-26 19:53:11,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:53:11,095 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:53:11,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 19:53:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:53:11,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:53:11,101 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:53:11,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:53:11,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:53:11,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:53:11,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 19:53:11,980 WARN L179 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2018-10-26 19:53:12,347 WARN L179 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,351 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-26 19:53:12,352 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 500) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,353 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-26 19:53:12,354 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-26 19:53:12,355 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-26 19:53:12,356 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-26 19:53:12,357 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-26 19:53:12,357 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-26 19:53:12,357 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-26 19:53:12,357 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-26 19:53:12,357 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L421 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse1 (<= ~a21~0 0)) (.cse6 (= ~a17~0 1)) (.cse3 (= ~a21~0 1)) (.cse7 (= ~a20~0 1)) (.cse2 (not (= 5 ~a16~0))) (.cse0 (= ~a7~0 1)) (.cse4 (not (= ~a8~0 13))) (.cse5 (= ~a16~0 5))) (or (and .cse0 .cse1 .cse2) (and (= ~a8~0 15) .cse3) (and .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6) (and .cse0 .cse6 .cse3 .cse2) (and .cse6 .cse3 .cse2 .cse7) (and (= ~a16~0 4) .cse3) (and .cse0 .cse3 .cse7 .cse2) (and .cse0 .cse4 .cse5))) [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-26 19:53:12,358 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-26 19:53:12,359 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-26 19:53:12,360 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-26 19:53:12,361 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-26 19:53:12,362 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-26 19:53:12,363 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,364 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse1 (<= ~a21~0 0)) (.cse6 (= ~a17~0 1)) (.cse3 (= ~a21~0 1)) (.cse7 (= ~a20~0 1)) (.cse2 (not (= 5 ~a16~0))) (.cse0 (= ~a7~0 1)) (.cse4 (not (= ~a8~0 13))) (.cse5 (= ~a16~0 5))) (or (and .cse0 .cse1 .cse2) (and (= ~a8~0 15) .cse3) (and .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6) (and .cse0 .cse6 .cse3 .cse2) (and .cse6 .cse3 .cse2 .cse7) (and (= ~a16~0 4) .cse3) (and .cse0 .cse3 .cse7 .cse2) (and .cse0 .cse4 .cse5))) [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-26 19:53:12,365 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:53:12,366 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,367 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-26 19:53:12,368 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,369 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-26 19:53:12,370 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-26 19:53:12,371 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-26 19:53:12,372 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-26 19:53:12,373 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-26 19:53:12,373 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-26 19:53:12,373 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-26 19:53:12,373 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-26 19:53:12,373 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-26 19:53:12,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:53:12 BoogieIcfgContainer [2018-10-26 19:53:12,400 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:53:12,401 INFO L168 Benchmark]: Toolchain (without parser) took 28735.89 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -506.7 MB). Peak memory consumption was 604.3 MB. Max. memory is 7.1 GB. [2018-10-26 19:53:12,402 INFO L168 Benchmark]: CDTParser took 0.25 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 19:53:12,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-26 19:53:12,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.3 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-26 19:53:12,405 INFO L168 Benchmark]: Boogie Preprocessor took 98.82 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 19:53:12,405 INFO L168 Benchmark]: RCFGBuilder took 3500.24 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: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 7.1 GB. [2018-10-26 19:53:12,406 INFO L168 Benchmark]: TraceAbstraction took 24208.65 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 373.8 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 144.2 MB). Peak memory consumption was 518.0 MB. Max. memory is 7.1 GB. [2018-10-26 19:53:12,412 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 727.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 194.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 737.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.3 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.82 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3500.24 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: 117.8 MB). Peak memory consumption was 117.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24208.65 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 373.8 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 144.2 MB). Peak memory consumption was 518.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 500]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((a7 == 1 && a21 <= 0) && !(5 == a16)) || (a8 == 15 && a21 == 1)) || ((a21 == 1 && !(a8 == 13)) && a16 == 5)) || ((a7 == 1 && a21 <= 0) && a17 == 1)) || (((a7 == 1 && a17 == 1) && a21 == 1) && !(5 == a16))) || (((a17 == 1 && a21 == 1) && !(5 == a16)) && a20 == 1)) || (a16 == 4 && a21 == 1)) || (((a7 == 1 && a21 == 1) && a20 == 1) && !(5 == a16))) || ((a7 == 1 && !(a8 == 13)) && a16 == 5) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((((a7 == 1 && a21 <= 0) && !(5 == a16)) || (a8 == 15 && a21 == 1)) || ((a21 == 1 && !(a8 == 13)) && a16 == 5)) || ((a7 == 1 && a21 <= 0) && a17 == 1)) || (((a7 == 1 && a17 == 1) && a21 == 1) && !(5 == a16))) || (((a17 == 1 && a21 == 1) && !(5 == a16)) && a20 == 1)) || (a16 == 4 && a21 == 1)) || (((a7 == 1 && a21 == 1) && a20 == 1) && !(5 == a16))) || ((a7 == 1 && !(a8 == 13)) && a16 == 5) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 24.0s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1380 SDtfs, 2850 SDslu, 569 SDs, 0 SdLazy, 5932 SolverSat, 1217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 199 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4382occurred 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: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 273 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 110 NumberOfFragments, 201 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2770 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 176 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1432 NumberOfCodeBlocks, 1432 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1422 ConstructedInterpolants, 0 QuantifiedInterpolants, 501149 SizeOfPredicates, 1 NumberOfNonLiveVariables, 333 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 485/512 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...