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/Problem11_label16_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:08:14,470 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:08:14,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:08:14,485 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:08:14,485 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:08:14,486 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:08:14,488 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:08:14,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:08:14,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:08:14,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:08:14,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:08:14,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:08:14,494 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:08:14,496 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:08:14,497 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:08:14,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:08:14,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:08:14,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:08:14,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:08:14,513 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:08:14,520 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:08:14,521 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:08:14,523 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:08:14,523 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:08:14,523 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:08:14,524 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:08:14,525 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:08:14,526 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:08:14,526 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:08:14,528 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:08:14,528 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:08:14,528 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-26 21:08:14,531 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 21:08:14,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:08:14,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:08:14,547 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:08:14,547 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:08:14,547 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:08:14,548 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:08:14,548 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:08:14,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:08:14,548 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:08:14,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:08:14,550 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:08:14,550 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:08:14,550 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:08:14,550 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:08:14,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:08:14,551 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:08:14,551 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:08:14,551 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:08:14,551 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:08:14,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:08:14,552 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:08:14,552 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:08:14,552 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 21:08:14,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:08:14,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:08:14,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:08:14,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:08:14,626 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:08:14,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-10-26 21:08:14,689 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b57899d7e/61b67b841c9e4e959bcdd24b6ea97098/FLAG440a1f09d [2018-10-26 21:08:15,297 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:08:15,300 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label16_true-unreach-call.c [2018-10-26 21:08:15,318 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b57899d7e/61b67b841c9e4e959bcdd24b6ea97098/FLAG440a1f09d [2018-10-26 21:08:15,342 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/b57899d7e/61b67b841c9e4e959bcdd24b6ea97098 [2018-10-26 21:08:15,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:08:15,356 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:08:15,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:08:15,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:08:15,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:08:15,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:08:15" (1/1) ... [2018-10-26 21:08:15,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405e6276 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:15, skipping insertion in model container [2018-10-26 21:08:15,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:08:15" (1/1) ... [2018-10-26 21:08:15,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:08:15,462 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:08:16,054 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:08:16,058 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:08:16,265 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:08:16,288 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:08:16,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16 WrapperNode [2018-10-26 21:08:16,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:08:16,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:08:16,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:08:16,290 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:08:16,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:08:16,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:08:16,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:08:16,582 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:08:16,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... [2018-10-26 21:08:16,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:08:16,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:08:16,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:08:16,728 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:08:16,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:08:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:08:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:08:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:08:21,573 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:08:21,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:08:21 BoogieIcfgContainer [2018-10-26 21:08:21,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:08:21,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:08:21,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:08:21,578 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:08:21,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:08:15" (1/3) ... [2018-10-26 21:08:21,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3d60ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:08:21, skipping insertion in model container [2018-10-26 21:08:21,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:08:16" (2/3) ... [2018-10-26 21:08:21,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3d60ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:08:21, skipping insertion in model container [2018-10-26 21:08:21,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:08:21" (3/3) ... [2018-10-26 21:08:21,583 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label16_true-unreach-call.c [2018-10-26 21:08:21,593 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:08:21,602 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:08:21,621 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:08:21,664 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:08:21,665 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:08:21,665 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:08:21,665 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:08:21,665 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:08:21,665 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:08:21,666 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:08:21,666 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:08:21,666 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:08:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2018-10-26 21:08:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-26 21:08:21,727 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:21,728 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] [2018-10-26 21:08:21,732 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:21,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:21,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1934902334, now seen corresponding path program 1 times [2018-10-26 21:08:21,741 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:21,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:21,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:21,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:21,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:08:22,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:22,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:08:22,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:22,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:22,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:22,239 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 4 states. [2018-10-26 21:08:25,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:25,642 INFO L93 Difference]: Finished difference Result 961 states and 1728 transitions. [2018-10-26 21:08:25,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:25,645 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2018-10-26 21:08:25,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:25,673 INFO L225 Difference]: With dead ends: 961 [2018-10-26 21:08:25,674 INFO L226 Difference]: Without dead ends: 670 [2018-10-26 21:08:25,679 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 21:08:25,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2018-10-26 21:08:25,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 670. [2018-10-26 21:08:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670 states. [2018-10-26 21:08:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 1024 transitions. [2018-10-26 21:08:25,786 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 1024 transitions. Word has length 44 [2018-10-26 21:08:25,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:25,787 INFO L481 AbstractCegarLoop]: Abstraction has 670 states and 1024 transitions. [2018-10-26 21:08:25,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1024 transitions. [2018-10-26 21:08:25,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 21:08:25,793 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:25,793 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:25,794 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:25,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:25,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1224741753, now seen corresponding path program 1 times [2018-10-26 21:08:25,795 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:25,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:25,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:25,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:25,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:08:26,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:26,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:08:26,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:26,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:26,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:26,093 INFO L87 Difference]: Start difference. First operand 670 states and 1024 transitions. Second operand 4 states. [2018-10-26 21:08:30,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:30,766 INFO L93 Difference]: Finished difference Result 2478 states and 3869 transitions. [2018-10-26 21:08:30,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:30,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-10-26 21:08:30,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:30,778 INFO L225 Difference]: With dead ends: 2478 [2018-10-26 21:08:30,778 INFO L226 Difference]: Without dead ends: 1810 [2018-10-26 21:08:30,782 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:30,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1810 states. [2018-10-26 21:08:30,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1810 to 1226. [2018-10-26 21:08:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1226 states. [2018-10-26 21:08:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1226 states and 1709 transitions. [2018-10-26 21:08:30,870 INFO L78 Accepts]: Start accepts. Automaton has 1226 states and 1709 transitions. Word has length 121 [2018-10-26 21:08:30,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:30,871 INFO L481 AbstractCegarLoop]: Abstraction has 1226 states and 1709 transitions. [2018-10-26 21:08:30,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1709 transitions. [2018-10-26 21:08:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 21:08:30,887 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:30,887 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:30,888 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:30,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:30,889 INFO L82 PathProgramCache]: Analyzing trace with hash 740830967, now seen corresponding path program 1 times [2018-10-26 21:08:30,889 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:30,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:30,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:30,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:30,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:08:31,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:31,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:08:31,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:31,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:31,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:31,349 INFO L87 Difference]: Start difference. First operand 1226 states and 1709 transitions. Second operand 4 states. [2018-10-26 21:08:33,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:33,915 INFO L93 Difference]: Finished difference Result 4685 states and 6599 transitions. [2018-10-26 21:08:33,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:33,916 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 172 [2018-10-26 21:08:33,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:33,936 INFO L225 Difference]: With dead ends: 4685 [2018-10-26 21:08:33,936 INFO L226 Difference]: Without dead ends: 3461 [2018-10-26 21:08:33,939 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:33,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3461 states. [2018-10-26 21:08:33,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3461 to 3077. [2018-10-26 21:08:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3077 states. [2018-10-26 21:08:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 3077 states and 4115 transitions. [2018-10-26 21:08:34,002 INFO L78 Accepts]: Start accepts. Automaton has 3077 states and 4115 transitions. Word has length 172 [2018-10-26 21:08:34,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:34,002 INFO L481 AbstractCegarLoop]: Abstraction has 3077 states and 4115 transitions. [2018-10-26 21:08:34,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:34,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 4115 transitions. [2018-10-26 21:08:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 21:08:34,008 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:34,009 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, 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] [2018-10-26 21:08:34,009 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:34,009 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:34,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1956793990, now seen corresponding path program 1 times [2018-10-26 21:08:34,009 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:34,010 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:34,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:34,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:34,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 21:08:34,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:34,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:08:34,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:34,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:34,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:34,308 INFO L87 Difference]: Start difference. First operand 3077 states and 4115 transitions. Second operand 4 states. [2018-10-26 21:08:38,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:38,063 INFO L93 Difference]: Finished difference Result 8390 states and 11354 transitions. [2018-10-26 21:08:38,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:38,064 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 212 [2018-10-26 21:08:38,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:38,087 INFO L225 Difference]: With dead ends: 8390 [2018-10-26 21:08:38,087 INFO L226 Difference]: Without dead ends: 5315 [2018-10-26 21:08:38,091 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 21:08:38,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5315 states. [2018-10-26 21:08:38,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5315 to 5298. [2018-10-26 21:08:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5298 states. [2018-10-26 21:08:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5298 states to 5298 states and 6843 transitions. [2018-10-26 21:08:38,185 INFO L78 Accepts]: Start accepts. Automaton has 5298 states and 6843 transitions. Word has length 212 [2018-10-26 21:08:38,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:38,185 INFO L481 AbstractCegarLoop]: Abstraction has 5298 states and 6843 transitions. [2018-10-26 21:08:38,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 5298 states and 6843 transitions. [2018-10-26 21:08:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 21:08:38,196 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:38,196 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:08:38,196 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:38,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:38,197 INFO L82 PathProgramCache]: Analyzing trace with hash 2071779704, now seen corresponding path program 1 times [2018-10-26 21:08:38,197 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:38,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:38,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:38,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:38,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:08:38,868 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:38,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:08:38,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 21:08:38,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 21:08:38,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:08:38,870 INFO L87 Difference]: Start difference. First operand 5298 states and 6843 transitions. Second operand 5 states. [2018-10-26 21:08:42,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:42,258 INFO L93 Difference]: Finished difference Result 16008 states and 21187 transitions. [2018-10-26 21:08:42,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 21:08:42,258 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 306 [2018-10-26 21:08:42,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:42,304 INFO L225 Difference]: With dead ends: 16008 [2018-10-26 21:08:42,305 INFO L226 Difference]: Without dead ends: 10897 [2018-10-26 21:08:42,314 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:08:42,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10897 states. [2018-10-26 21:08:42,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10897 to 9012. [2018-10-26 21:08:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9012 states. [2018-10-26 21:08:42,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9012 states to 9012 states and 11353 transitions. [2018-10-26 21:08:42,476 INFO L78 Accepts]: Start accepts. Automaton has 9012 states and 11353 transitions. Word has length 306 [2018-10-26 21:08:42,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:42,477 INFO L481 AbstractCegarLoop]: Abstraction has 9012 states and 11353 transitions. [2018-10-26 21:08:42,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 21:08:42,477 INFO L276 IsEmpty]: Start isEmpty. Operand 9012 states and 11353 transitions. [2018-10-26 21:08:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-10-26 21:08:42,489 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:42,490 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:42,490 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:42,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:42,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1286345604, now seen corresponding path program 1 times [2018-10-26 21:08:42,491 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:42,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:42,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:42,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:42,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-10-26 21:08:42,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:42,795 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:08:42,796 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:08:42,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:08:42,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:08:42,797 INFO L87 Difference]: Start difference. First operand 9012 states and 11353 transitions. Second operand 3 states. [2018-10-26 21:08:44,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:44,719 INFO L93 Difference]: Finished difference Result 20793 states and 26101 transitions. [2018-10-26 21:08:44,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:08:44,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 326 [2018-10-26 21:08:44,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:44,757 INFO L225 Difference]: With dead ends: 20793 [2018-10-26 21:08:44,757 INFO L226 Difference]: Without dead ends: 11594 [2018-10-26 21:08:44,767 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 21:08:44,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11594 states. [2018-10-26 21:08:44,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11594 to 11407. [2018-10-26 21:08:44,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11407 states. [2018-10-26 21:08:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11407 states to 11407 states and 13466 transitions. [2018-10-26 21:08:44,934 INFO L78 Accepts]: Start accepts. Automaton has 11407 states and 13466 transitions. Word has length 326 [2018-10-26 21:08:44,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:44,935 INFO L481 AbstractCegarLoop]: Abstraction has 11407 states and 13466 transitions. [2018-10-26 21:08:44,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:08:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 11407 states and 13466 transitions. [2018-10-26 21:08:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-10-26 21:08:44,954 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:44,955 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:44,955 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:44,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:44,955 INFO L82 PathProgramCache]: Analyzing trace with hash -707295175, now seen corresponding path program 1 times [2018-10-26 21:08:44,956 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:44,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:44,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:44,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:44,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 21:08:45,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:45,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:08:45,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:45,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:45,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:45,475 INFO L87 Difference]: Start difference. First operand 11407 states and 13466 transitions. Second operand 4 states. [2018-10-26 21:08:47,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:47,458 INFO L93 Difference]: Finished difference Result 23015 states and 27203 transitions. [2018-10-26 21:08:47,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:47,459 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 375 [2018-10-26 21:08:47,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:47,482 INFO L225 Difference]: With dead ends: 23015 [2018-10-26 21:08:47,482 INFO L226 Difference]: Without dead ends: 11795 [2018-10-26 21:08:47,494 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:47,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11795 states. [2018-10-26 21:08:47,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11795 to 11591. [2018-10-26 21:08:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11591 states. [2018-10-26 21:08:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11591 states to 11591 states and 13310 transitions. [2018-10-26 21:08:47,642 INFO L78 Accepts]: Start accepts. Automaton has 11591 states and 13310 transitions. Word has length 375 [2018-10-26 21:08:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:47,643 INFO L481 AbstractCegarLoop]: Abstraction has 11591 states and 13310 transitions. [2018-10-26 21:08:47,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 11591 states and 13310 transitions. [2018-10-26 21:08:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2018-10-26 21:08:47,663 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:47,664 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-10-26 21:08:47,664 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:47,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:47,665 INFO L82 PathProgramCache]: Analyzing trace with hash 852837140, now seen corresponding path program 1 times [2018-10-26 21:08:47,665 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:47,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:47,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:47,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:47,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 295 proven. 103 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 21:08:48,385 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:08:48,385 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:08:48,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:48,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:08:48,905 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 295 proven. 103 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-10-26 21:08:48,939 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-26 21:08:48,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 4 [2018-10-26 21:08:48,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 21:08:48,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 21:08:48,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:08:48,942 INFO L87 Difference]: Start difference. First operand 11591 states and 13310 transitions. Second operand 5 states. [2018-10-26 21:08:54,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:54,672 INFO L93 Difference]: Finished difference Result 35056 states and 40667 transitions. [2018-10-26 21:08:54,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:08:54,673 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 387 [2018-10-26 21:08:54,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:54,720 INFO L225 Difference]: With dead ends: 35056 [2018-10-26 21:08:54,721 INFO L226 Difference]: Without dead ends: 23652 [2018-10-26 21:08:54,735 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 386 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:08:54,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23652 states. [2018-10-26 21:08:55,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23652 to 15285. [2018-10-26 21:08:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15285 states. [2018-10-26 21:08:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15285 states to 15285 states and 17641 transitions. [2018-10-26 21:08:55,048 INFO L78 Accepts]: Start accepts. Automaton has 15285 states and 17641 transitions. Word has length 387 [2018-10-26 21:08:55,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:55,049 INFO L481 AbstractCegarLoop]: Abstraction has 15285 states and 17641 transitions. [2018-10-26 21:08:55,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 21:08:55,049 INFO L276 IsEmpty]: Start isEmpty. Operand 15285 states and 17641 transitions. [2018-10-26 21:08:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2018-10-26 21:08:55,090 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:55,091 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:55,091 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:55,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:55,092 INFO L82 PathProgramCache]: Analyzing trace with hash 112480350, now seen corresponding path program 1 times [2018-10-26 21:08:55,092 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:55,092 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:55,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:55,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:55,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:56,036 WARN L179 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-10-26 21:08:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 822 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-10-26 21:08:56,338 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:08:56,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:08:56,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:56,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:56,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:56,340 INFO L87 Difference]: Start difference. First operand 15285 states and 17641 transitions. Second operand 4 states. [2018-10-26 21:08:58,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:08:58,211 INFO L93 Difference]: Finished difference Result 30403 states and 35124 transitions. [2018-10-26 21:08:58,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:08:58,212 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 564 [2018-10-26 21:08:58,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:08:58,233 INFO L225 Difference]: With dead ends: 30403 [2018-10-26 21:08:58,233 INFO L226 Difference]: Without dead ends: 15305 [2018-10-26 21:08:58,248 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:58,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15305 states. [2018-10-26 21:08:58,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15305 to 15100. [2018-10-26 21:08:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15100 states. [2018-10-26 21:08:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15100 states to 15100 states and 17082 transitions. [2018-10-26 21:08:58,436 INFO L78 Accepts]: Start accepts. Automaton has 15100 states and 17082 transitions. Word has length 564 [2018-10-26 21:08:58,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:08:58,437 INFO L481 AbstractCegarLoop]: Abstraction has 15100 states and 17082 transitions. [2018-10-26 21:08:58,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:08:58,437 INFO L276 IsEmpty]: Start isEmpty. Operand 15100 states and 17082 transitions. [2018-10-26 21:08:58,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2018-10-26 21:08:58,475 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:08:58,476 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:08:58,476 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:08:58,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:08:58,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1331429315, now seen corresponding path program 1 times [2018-10-26 21:08:58,477 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:08:58,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:08:58,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:58,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:58,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:08:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 668 proven. 10 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-10-26 21:08:59,151 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:08:59,151 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:08:59,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:08:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:08:59,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:08:59,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 668 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-10-26 21:08:59,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:08:59,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2018-10-26 21:08:59,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:08:59,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:08:59,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:08:59,908 INFO L87 Difference]: Start difference. First operand 15100 states and 17082 transitions. Second operand 4 states. [2018-10-26 21:09:01,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:09:01,689 INFO L93 Difference]: Finished difference Result 28153 states and 31891 transitions. [2018-10-26 21:09:01,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:09:01,690 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 566 [2018-10-26 21:09:01,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:09:01,692 INFO L225 Difference]: With dead ends: 28153 [2018-10-26 21:09:01,692 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:09:01,706 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 567 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 21:09:01,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:09:01,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:09:01,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:09:01,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:09:01,707 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 566 [2018-10-26 21:09:01,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:09:01,708 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:09:01,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:09:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:09:01,708 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:09:01,713 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:09:01,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,899 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 136 [2018-10-26 21:09:01,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:01,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:02,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:02,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:02,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:02,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:09:02,093 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 136 [2018-10-26 21:09:05,270 WARN L179 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 131 DAG size of output: 52 [2018-10-26 21:09:06,247 WARN L179 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 52 [2018-10-26 21:09:06,250 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L428 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L170(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L104(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,251 INFO L425 ceAbstractionStarter]: For program point L38(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,252 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L173(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L107(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L41(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-10-26 21:09:06,253 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-10-26 21:09:06,254 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,254 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-10-26 21:09:06,254 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse14 (+ ~a23~0 43))) (let ((.cse11 (= ~a25~0 13)) (.cse10 (<= .cse14 0))) (let ((.cse4 (= ~a25~0 12)) (.cse7 (< 0 .cse14)) (.cse5 (<= ~a29~0 277)) (.cse13 (= ~a25~0 10)) (.cse1 (<= ~a29~0 274)) (.cse12 (and (not .cse11) .cse10)) (.cse3 (<= ~a4~0 0)) (.cse6 (<= ~a23~0 312)) (.cse9 (<= ~a29~0 140)) (.cse2 (<= 130 ~a29~0)) (.cse8 (= ~a25~0 9)) (.cse0 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 (and .cse4 .cse5)) (and .cse6 .cse7 .cse0) (and .cse4 .cse6 .cse3) (and .cse8 (and .cse9 .cse10)) (and .cse11 .cse6 .cse3 .cse7) (and .cse0 .cse5 .cse12) (and .cse0 .cse13) (and .cse9 .cse3 .cse13) (and .cse3 .cse1 .cse10 .cse2) (and .cse3 .cse12) (and .cse8 .cse3 (and .cse6 .cse9)) (and .cse8 .cse0 .cse2) (and (not .cse8) .cse0 (<= 312 ~a23~0)))))) [2018-10-26 21:09:06,254 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,254 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,254 INFO L425 ceAbstractionStarter]: For program point L176(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L110(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L44(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-10-26 21:09:06,255 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,256 INFO L425 ceAbstractionStarter]: For program point L179(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L113(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L47(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-10-26 21:09:06,257 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L182(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L116(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L50(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,258 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L185(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L119(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L53(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,259 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,260 INFO L425 ceAbstractionStarter]: For program point L188(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L122(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L56(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-10-26 21:09:06,261 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-10-26 21:09:06,262 INFO L425 ceAbstractionStarter]: For program point L191(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L125(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L59(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,263 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L194(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L128(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L62(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,264 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L197(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L131(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L65(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-10-26 21:09:06,265 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L200(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,266 INFO L425 ceAbstractionStarter]: For program point L68(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-10-26 21:09:06,267 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L203(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L137(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L71(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-10-26 21:09:06,268 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L140(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L74(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,269 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L143(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,270 INFO L425 ceAbstractionStarter]: For program point L77(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L146(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L80(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,271 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-10-26 21:09:06,272 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L149(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L83(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-10-26 21:09:06,273 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L152(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L86(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-10-26 21:09:06,274 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L155(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L89(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L23-1(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,275 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-10-26 21:09:06,276 INFO L425 ceAbstractionStarter]: For program point L158(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L92(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L26(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,277 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L161(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L95(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L29(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,278 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L164(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L98(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L32(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,279 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,280 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L421 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse14 (+ ~a23~0 43))) (let ((.cse11 (= ~a25~0 13)) (.cse10 (<= .cse14 0))) (let ((.cse4 (= ~a25~0 12)) (.cse7 (< 0 .cse14)) (.cse5 (<= ~a29~0 277)) (.cse13 (= ~a25~0 10)) (.cse1 (<= ~a29~0 274)) (.cse12 (and (not .cse11) .cse10)) (.cse3 (<= ~a4~0 0)) (.cse6 (<= ~a23~0 312)) (.cse9 (<= ~a29~0 140)) (.cse2 (<= 130 ~a29~0)) (.cse8 (= ~a25~0 9)) (.cse0 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 (and .cse4 .cse5)) (and .cse6 .cse7 .cse0) (and .cse4 .cse6 .cse3) (and .cse8 (and .cse9 .cse10)) (and .cse11 .cse6 .cse3 .cse7) (and .cse0 .cse5 .cse12) (and .cse0 .cse13) (and .cse9 .cse3 .cse13) (and .cse3 .cse1 .cse10 .cse2) (and .cse3 .cse12) (and .cse8 .cse3 (and .cse6 .cse9)) (and .cse8 .cse0 .cse2) (and (not .cse8) .cse0 (<= 312 ~a23~0)))))) [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L167(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,281 INFO L425 ceAbstractionStarter]: For program point L101(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,282 INFO L425 ceAbstractionStarter]: For program point L35(lines 22 1026) no Hoare annotation was computed. [2018-10-26 21:09:06,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:09:06 BoogieIcfgContainer [2018-10-26 21:09:06,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:09:06,308 INFO L168 Benchmark]: Toolchain (without parser) took 50952.91 ms. Allocated memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -699.8 MB). Peak memory consumption was 883.0 MB. Max. memory is 7.1 GB. [2018-10-26 21:09:06,309 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 21:09:06,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 931.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-10-26 21:09:06,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.07 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -852.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2018-10-26 21:09:06,312 INFO L168 Benchmark]: Boogie Preprocessor took 144.95 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 21:09:06,312 INFO L168 Benchmark]: RCFGBuilder took 4846.98 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 185.7 MB). Peak memory consumption was 185.7 MB. Max. memory is 7.1 GB. [2018-10-26 21:09:06,313 INFO L168 Benchmark]: TraceAbstraction took 44732.37 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 824.2 MB). Free memory was 2.0 GB in the beginning and 2.1 GB in the end (delta: -85.6 MB). Peak memory consumption was 738.6 MB. Max. memory is 7.1 GB. [2018-10-26 21:09:06,318 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 931.25 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 292.07 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -852.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.95 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 4846.98 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 185.7 MB). Peak memory consumption was 185.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44732.37 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 824.2 MB). Free memory was 2.0 GB in the beginning and 2.1 GB in the end (delta: -85.6 MB). Peak memory consumption was 738.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((((((a4 == 1 && a29 <= 274) && 130 <= a29) || (a4 <= 0 && a25 == 12 && a29 <= 277)) || ((a23 <= 312 && 0 < a23 + 43) && a4 == 1)) || ((a25 == 12 && a23 <= 312) && a4 <= 0)) || (a25 == 9 && a29 <= 140 && a23 + 43 <= 0)) || (((a25 == 13 && a23 <= 312) && a4 <= 0) && 0 < a23 + 43)) || ((a4 == 1 && a29 <= 277) && !(a25 == 13) && a23 + 43 <= 0)) || (a4 == 1 && a25 == 10)) || ((a29 <= 140 && a4 <= 0) && a25 == 10)) || (((a4 <= 0 && a29 <= 274) && a23 + 43 <= 0) && 130 <= a29)) || (a4 <= 0 && !(a25 == 13) && a23 + 43 <= 0)) || ((a25 == 9 && a4 <= 0) && a23 <= 312 && a29 <= 140)) || ((a25 == 9 && a4 == 1) && 130 <= a29)) || ((!(a25 == 9) && a4 == 1) && 312 <= a23) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((((((a4 == 1 && a29 <= 274) && 130 <= a29) || (a4 <= 0 && a25 == 12 && a29 <= 277)) || ((a23 <= 312 && 0 < a23 + 43) && a4 == 1)) || ((a25 == 12 && a23 <= 312) && a4 <= 0)) || (a25 == 9 && a29 <= 140 && a23 + 43 <= 0)) || (((a25 == 13 && a23 <= 312) && a4 <= 0) && 0 < a23 + 43)) || ((a4 == 1 && a29 <= 277) && !(a25 == 13) && a23 + 43 <= 0)) || (a4 == 1 && a25 == 10)) || ((a29 <= 140 && a4 <= 0) && a25 == 10)) || (((a4 <= 0 && a29 <= 274) && a23 + 43 <= 0) && 130 <= a29)) || (a4 <= 0 && !(a25 == 13) && a23 + 43 <= 0)) || ((a25 == 9 && a4 <= 0) && a23 <= 312 && a29 <= 140)) || ((a25 == 9 && a4 == 1) && 130 <= a29)) || ((!(a25 == 9) && a4 == 1) && 312 <= a23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. SAFE Result, 44.6s OverallTime, 10 OverallIterations, 6 TraceHistogramMax, 31.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1976 SDtfs, 4537 SDslu, 1020 SDs, 0 SdLazy, 10705 SolverSat, 3110 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 993 GetRequests, 965 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15285occurred 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: 1.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 11833 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 172 NumberOfFragments, 341 HoareAnnotationTreeSize, 3 FomulaSimplifications, 6070 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2702 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 4026 NumberOfCodeBlocks, 4026 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 4014 ConstructedInterpolants, 0 QuantifiedInterpolants, 3420486 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1264 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 5132/5348 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...