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/Problem10_label11_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 16:01:03,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 16:01:03,588 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 16:01:03,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 16:01:03,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 16:01:03,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 16:01:03,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 16:01:03,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 16:01:03,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 16:01:03,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 16:01:03,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 16:01:03,608 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 16:01:03,609 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 16:01:03,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 16:01:03,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 16:01:03,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 16:01:03,613 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 16:01:03,615 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 16:01:03,617 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 16:01:03,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 16:01:03,619 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 16:01:03,621 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 16:01:03,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 16:01:03,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 16:01:03,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 16:01:03,624 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 16:01:03,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 16:01:03,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 16:01:03,627 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 16:01:03,628 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 16:01:03,628 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 16:01:03,629 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-24 16:01:03,632 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 16:01:03,647 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 16:01:03,647 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 16:01:03,648 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 16:01:03,648 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 16:01:03,648 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 16:01:03,649 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 16:01:03,649 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 16:01:03,649 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 16:01:03,649 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 16:01:03,650 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 16:01:03,651 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 16:01:03,651 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 16:01:03,651 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 16:01:03,651 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 16:01:03,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:01:03,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 16:01:03,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 16:01:03,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 16:01:03,652 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 16:01:03,652 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 16:01:03,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 16:01:03,653 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 16:01:03,653 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 16:01:03,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 16:01:03,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 16:01:03,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 16:01:03,728 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 16:01:03,729 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 16:01:03,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-10-24 16:01:03,784 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/41f8cf55b/f507249cf6894ce7a8f47771b6a9ae49/FLAGa40500228 [2018-10-24 16:01:04,345 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 16:01:04,345 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-10-24 16:01:04,363 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/41f8cf55b/f507249cf6894ce7a8f47771b6a9ae49/FLAGa40500228 [2018-10-24 16:01:04,384 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/41f8cf55b/f507249cf6894ce7a8f47771b6a9ae49 [2018-10-24 16:01:04,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 16:01:04,398 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 16:01:04,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 16:01:04,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 16:01:04,406 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 16:01:04,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:01:04" (1/1) ... [2018-10-24 16:01:04,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@160ad8f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:04, skipping insertion in model container [2018-10-24 16:01:04,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:01:04" (1/1) ... [2018-10-24 16:01:04,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 16:01:04,492 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 16:01:04,953 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:01:04,957 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 16:01:05,083 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:01:05,103 INFO L193 MainTranslator]: Completed translation [2018-10-24 16:01:05,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05 WrapperNode [2018-10-24 16:01:05,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 16:01:05,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 16:01:05,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 16:01:05,105 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 16:01:05,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 16:01:05,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 16:01:05,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 16:01:05,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 16:01:05,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... [2018-10-24 16:01:05,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 16:01:05,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 16:01:05,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 16:01:05,437 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 16:01:05,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:01:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 16:01:05,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 16:01:05,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 16:01:09,116 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 16:01:09,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:01:09 BoogieIcfgContainer [2018-10-24 16:01:09,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 16:01:09,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 16:01:09,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 16:01:09,122 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 16:01:09,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:01:04" (1/3) ... [2018-10-24 16:01:09,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f63bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:01:09, skipping insertion in model container [2018-10-24 16:01:09,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:01:05" (2/3) ... [2018-10-24 16:01:09,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46f63bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:01:09, skipping insertion in model container [2018-10-24 16:01:09,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:01:09" (3/3) ... [2018-10-24 16:01:09,126 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label11_true-unreach-call.c [2018-10-24 16:01:09,136 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 16:01:09,145 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 16:01:09,163 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 16:01:09,199 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 16:01:09,200 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 16:01:09,200 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 16:01:09,201 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 16:01:09,201 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 16:01:09,201 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 16:01:09,201 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 16:01:09,201 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 16:01:09,202 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 16:01:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-10-24 16:01:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-24 16:01:09,236 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:01:09,237 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] [2018-10-24 16:01:09,239 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:01:09,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:01:09,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1515441142, now seen corresponding path program 1 times [2018-10-24 16:01:09,249 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:01:09,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:01:09,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:09,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:09,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:09,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:01:09,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:01:09,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:01:09,749 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:01:09,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:01:09,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:01:09,767 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-10-24 16:01:12,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:01:12,284 INFO L93 Difference]: Finished difference Result 713 states and 1265 transitions. [2018-10-24 16:01:12,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:01:12,287 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-10-24 16:01:12,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:01:12,309 INFO L225 Difference]: With dead ends: 713 [2018-10-24 16:01:12,309 INFO L226 Difference]: Without dead ends: 499 [2018-10-24 16:01:12,314 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 [2018-10-24 16:01:12,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-10-24 16:01:12,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 344. [2018-10-24 16:01:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-10-24 16:01:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 599 transitions. [2018-10-24 16:01:12,385 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 599 transitions. Word has length 62 [2018-10-24 16:01:12,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:01:12,385 INFO L481 AbstractCegarLoop]: Abstraction has 344 states and 599 transitions. [2018-10-24 16:01:12,386 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:01:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 599 transitions. [2018-10-24 16:01:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-24 16:01:12,392 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:01:12,392 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:01:12,393 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:01:12,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:01:12,393 INFO L82 PathProgramCache]: Analyzing trace with hash -656336457, now seen corresponding path program 1 times [2018-10-24 16:01:12,393 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:01:12,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:01:12,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:12,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:12,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:01:12,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:01:12,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:01:12,657 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:01:12,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:01:12,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:01:12,658 INFO L87 Difference]: Start difference. First operand 344 states and 599 transitions. Second operand 4 states. [2018-10-24 16:01:14,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:01:14,318 INFO L93 Difference]: Finished difference Result 1246 states and 2268 transitions. [2018-10-24 16:01:14,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:01:14,320 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2018-10-24 16:01:14,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:01:14,328 INFO L225 Difference]: With dead ends: 1246 [2018-10-24 16:01:14,328 INFO L226 Difference]: Without dead ends: 904 [2018-10-24 16:01:14,331 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:01:14,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2018-10-24 16:01:14,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 904. [2018-10-24 16:01:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 904 states. [2018-10-24 16:01:14,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1425 transitions. [2018-10-24 16:01:14,384 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1425 transitions. Word has length 129 [2018-10-24 16:01:14,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:01:14,385 INFO L481 AbstractCegarLoop]: Abstraction has 904 states and 1425 transitions. [2018-10-24 16:01:14,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:01:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1425 transitions. [2018-10-24 16:01:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-24 16:01:14,392 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:01:14,393 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:01:14,393 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:01:14,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:01:14,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1040034553, now seen corresponding path program 1 times [2018-10-24 16:01:14,394 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:01:14,394 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:01:14,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:14,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:14,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:15,038 WARN L179 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 18 [2018-10-24 16:01:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:01:15,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:01:15,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:01:15,354 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:01:15,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:01:15,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:01:15,355 INFO L87 Difference]: Start difference. First operand 904 states and 1425 transitions. Second operand 7 states. [2018-10-24 16:01:22,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:01:22,685 INFO L93 Difference]: Finished difference Result 1985 states and 3133 transitions. [2018-10-24 16:01:22,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 16:01:22,686 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2018-10-24 16:01:22,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:01:22,694 INFO L225 Difference]: With dead ends: 1985 [2018-10-24 16:01:22,695 INFO L226 Difference]: Without dead ends: 1083 [2018-10-24 16:01:22,697 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:01:22,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2018-10-24 16:01:22,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1044. [2018-10-24 16:01:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1044 states. [2018-10-24 16:01:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1570 transitions. [2018-10-24 16:01:22,728 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1570 transitions. Word has length 168 [2018-10-24 16:01:22,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:01:22,729 INFO L481 AbstractCegarLoop]: Abstraction has 1044 states and 1570 transitions. [2018-10-24 16:01:22,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:01:22,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1570 transitions. [2018-10-24 16:01:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-24 16:01:22,737 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:01:22,737 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 16:01:22,737 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:01:22,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:01:22,738 INFO L82 PathProgramCache]: Analyzing trace with hash -280128237, now seen corresponding path program 1 times [2018-10-24 16:01:22,738 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:01:22,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:01:22,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:22,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:22,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:22,989 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:01:22,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:01:22,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:01:22,990 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 16:01:22,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 16:01:22,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:01:22,992 INFO L87 Difference]: Start difference. First operand 1044 states and 1570 transitions. Second operand 3 states. [2018-10-24 16:01:24,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:01:24,918 INFO L93 Difference]: Finished difference Result 2786 states and 4355 transitions. [2018-10-24 16:01:24,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 16:01:24,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2018-10-24 16:01:24,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:01:24,926 INFO L225 Difference]: With dead ends: 2786 [2018-10-24 16:01:24,927 INFO L226 Difference]: Without dead ends: 1024 [2018-10-24 16:01:24,929 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:01:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2018-10-24 16:01:24,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1024. [2018-10-24 16:01:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2018-10-24 16:01:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1441 transitions. [2018-10-24 16:01:24,951 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1441 transitions. Word has length 244 [2018-10-24 16:01:24,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:01:24,952 INFO L481 AbstractCegarLoop]: Abstraction has 1024 states and 1441 transitions. [2018-10-24 16:01:24,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 16:01:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1441 transitions. [2018-10-24 16:01:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-24 16:01:24,957 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:01:24,957 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:01:24,957 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:01:24,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:01:24,958 INFO L82 PathProgramCache]: Analyzing trace with hash 402457081, now seen corresponding path program 1 times [2018-10-24 16:01:24,958 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:01:24,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:01:24,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:24,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:24,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:01:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:25,270 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:01:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-10-24 16:01:25,521 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:01:25,521 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:01:25,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:01:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:01:25,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:01:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-10-24 16:01:26,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:01:26,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2018-10-24 16:01:26,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-24 16:01:26,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-24 16:01:26,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:01:26,041 INFO L87 Difference]: Start difference. First operand 1024 states and 1441 transitions. Second operand 8 states. [2018-10-24 16:01:26,198 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:01:31,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:01:31,092 INFO L93 Difference]: Finished difference Result 3723 states and 5423 transitions. [2018-10-24 16:01:31,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-24 16:01:31,095 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 280 [2018-10-24 16:01:31,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:01:31,096 INFO L225 Difference]: With dead ends: 3723 [2018-10-24 16:01:31,096 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 16:01:31,100 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2018-10-24 16:01:31,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 16:01:31,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 16:01:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 16:01:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 16:01:31,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 280 [2018-10-24 16:01:31,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:01:31,101 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 16:01:31,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-24 16:01:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 16:01:31,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 16:01:31,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 16:01:31,453 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-24 16:01:31,490 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-24 16:01:31,491 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-24 16:01:31,492 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-24 16:01:31,493 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-24 16:01:31,494 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,495 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-24 16:01:31,496 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L421 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (or (= ~a19~0 8) (< 0 (+ ~a1~0 13)) (<= 9 ~a19~0) (not (= 3 ~a10~0))) [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,497 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-24 16:01:31,498 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L428 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-24 16:01:31,499 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-24 16:01:31,500 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,501 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-24 16:01:31,502 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-24 16:01:31,503 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (= ~a19~0 8) (< 0 (+ ~a1~0 13)) (<= 9 ~a19~0) (not (= 3 ~a10~0))) [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-24 16:01:31,504 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-24 16:01:31,505 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,506 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-24 16:01:31,507 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-24 16:01:31,508 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-24 16:01:31,509 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-24 16:01:31,510 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,511 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-24 16:01:31,512 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-24 16:01:31,513 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-24 16:01:31,514 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-24 16:01:31,515 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-24 16:01:31,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:01:31 BoogieIcfgContainer [2018-10-24 16:01:31,532 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 16:01:31,533 INFO L168 Benchmark]: Toolchain (without parser) took 27136.47 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 2.1 GB in the end (delta: -673.1 MB). Peak memory consumption was 412.7 MB. Max. memory is 7.1 GB. [2018-10-24 16:01:31,534 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 16:01:31,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.84 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. [2018-10-24 16:01:31,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.45 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -818.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2018-10-24 16:01:31,536 INFO L168 Benchmark]: Boogie Preprocessor took 110.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-24 16:01:31,537 INFO L168 Benchmark]: RCFGBuilder took 3680.68 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: 116.2 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. [2018-10-24 16:01:31,538 INFO L168 Benchmark]: TraceAbstraction took 22413.51 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 353.4 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -15.6 MB). Peak memory consumption was 337.8 MB. Max. memory is 7.1 GB. [2018-10-24 16:01:31,544 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.84 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 220.45 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 732.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -818.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3680.68 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: 116.2 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22413.51 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 353.4 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -15.6 MB). Peak memory consumption was 337.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 187]: 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: 582]: Loop Invariant Derived loop invariant: ((a19 == 8 || 0 < a1 + 13) || 9 <= a19) || !(3 == a10) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((a19 == 8 || 0 < a1 + 13) || 9 <= a19) || !(3 == a10) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. SAFE Result, 22.3s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 18.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 2115 SDslu, 640 SDs, 0 SdLazy, 5264 SolverSat, 1376 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 16.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 310 GetRequests, 287 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1044occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 194 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 58 NumberOfFragments, 33 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2637 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1163 NumberOfCodeBlocks, 1163 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1157 ConstructedInterpolants, 0 QuantifiedInterpolants, 1276272 SizeOfPredicates, 1 NumberOfNonLiveVariables, 367 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 748/760 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...