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/Problem02_label14_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:52:15,429 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:52:15,431 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:52:15,447 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:52:15,448 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:52:15,449 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:52:15,450 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:52:15,453 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:52:15,458 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:52:15,460 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:52:15,461 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:52:15,461 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:52:15,462 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:52:15,463 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:52:15,464 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:52:15,465 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:52:15,466 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:52:15,468 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:52:15,470 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:52:15,472 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:52:15,473 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:52:15,474 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:52:15,479 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 14:52:15,498 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:52:15,528 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:52:15,529 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:52:15,529 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:52:15,530 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:52:15,530 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:52:15,530 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:52:15,530 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:52:15,531 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:52:15,531 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:52:15,531 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:52:15,531 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:52:15,531 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:52:15,532 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:52:15,535 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:52:15,535 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:52:15,535 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:52:15,536 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:52:15,536 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:52:15,536 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:52:15,536 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:52:15,536 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:52:15,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:52:15,538 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:52:15,538 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:52:15,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:52:15,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:52:15,539 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:52:15,539 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:52:15,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:52:15,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:52:15,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:52:15,624 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:52:15,624 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:52:15,625 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-10-24 14:52:15,693 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/737d540c8/d15713909f1648638dc67309bd4a58d2/FLAG54a6929f7 [2018-10-24 14:52:16,218 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:52:16,219 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-10-24 14:52:16,246 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/737d540c8/d15713909f1648638dc67309bd4a58d2/FLAG54a6929f7 [2018-10-24 14:52:16,267 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/737d540c8/d15713909f1648638dc67309bd4a58d2 [2018-10-24 14:52:16,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:52:16,284 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:52:16,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:52:16,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:52:16,291 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:52:16,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:52:16" (1/1) ... [2018-10-24 14:52:16,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34957d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:16, skipping insertion in model container [2018-10-24 14:52:16,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:52:16" (1/1) ... [2018-10-24 14:52:16,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:52:16,381 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:52:16,896 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:52:16,903 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:52:17,009 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:52:17,035 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:52:17,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17 WrapperNode [2018-10-24 14:52:17,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:52:17,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:52:17,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:52:17,036 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:52:17,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:52:17,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:52:17,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:52:17,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:52:17,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... [2018-10-24 14:52:17,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:52:17,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:52:17,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:52:17,317 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:52:17,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:52:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:52:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:52:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:52:20,603 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:52:20,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:52:20 BoogieIcfgContainer [2018-10-24 14:52:20,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:52:20,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:52:20,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:52:20,613 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:52:20,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:52:16" (1/3) ... [2018-10-24 14:52:20,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d78888c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:52:20, skipping insertion in model container [2018-10-24 14:52:20,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:52:17" (2/3) ... [2018-10-24 14:52:20,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d78888c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:52:20, skipping insertion in model container [2018-10-24 14:52:20,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:52:20" (3/3) ... [2018-10-24 14:52:20,617 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-10-24 14:52:20,625 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:52:20,633 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:52:20,648 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:52:20,687 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:52:20,688 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:52:20,689 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:52:20,689 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:52:20,689 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:52:20,691 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:52:20,691 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:52:20,691 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:52:20,692 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:52:20,725 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-24 14:52:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-24 14:52:20,738 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:20,740 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:20,742 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:20,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:20,747 INFO L82 PathProgramCache]: Analyzing trace with hash -848083396, now seen corresponding path program 1 times [2018-10-24 14:52:20,749 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:20,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:20,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:20,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:20,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:21,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:21,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:52:21,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:21,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:21,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:21,468 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-24 14:52:23,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:23,828 INFO L93 Difference]: Finished difference Result 743 states and 1315 transitions. [2018-10-24 14:52:23,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:52:23,831 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-10-24 14:52:23,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:23,852 INFO L225 Difference]: With dead ends: 743 [2018-10-24 14:52:23,853 INFO L226 Difference]: Without dead ends: 508 [2018-10-24 14:52:23,858 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:23,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-10-24 14:52:23,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 508. [2018-10-24 14:52:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-10-24 14:52:23,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 829 transitions. [2018-10-24 14:52:23,941 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 829 transitions. Word has length 118 [2018-10-24 14:52:23,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:23,942 INFO L481 AbstractCegarLoop]: Abstraction has 508 states and 829 transitions. [2018-10-24 14:52:23,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 829 transitions. [2018-10-24 14:52:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-24 14:52:23,948 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:23,949 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:23,949 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:23,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:23,950 INFO L82 PathProgramCache]: Analyzing trace with hash 434759549, now seen corresponding path program 1 times [2018-10-24 14:52:23,950 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:23,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:23,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:23,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:23,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:24,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:24,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:52:24,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:24,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:24,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:24,268 INFO L87 Difference]: Start difference. First operand 508 states and 829 transitions. Second operand 4 states. [2018-10-24 14:52:25,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:25,903 INFO L93 Difference]: Finished difference Result 1629 states and 2718 transitions. [2018-10-24 14:52:25,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:52:25,904 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-10-24 14:52:25,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:25,911 INFO L225 Difference]: With dead ends: 1629 [2018-10-24 14:52:25,911 INFO L226 Difference]: Without dead ends: 1123 [2018-10-24 14:52:25,914 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:25,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2018-10-24 14:52:25,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 794. [2018-10-24 14:52:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-10-24 14:52:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1259 transitions. [2018-10-24 14:52:25,962 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1259 transitions. Word has length 137 [2018-10-24 14:52:25,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:25,963 INFO L481 AbstractCegarLoop]: Abstraction has 794 states and 1259 transitions. [2018-10-24 14:52:25,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1259 transitions. [2018-10-24 14:52:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-24 14:52:25,968 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:25,968 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:25,969 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:25,969 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:25,969 INFO L82 PathProgramCache]: Analyzing trace with hash 176948723, now seen corresponding path program 1 times [2018-10-24 14:52:25,970 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:25,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:25,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:25,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:25,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:26,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:26,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:26,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:52:26,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:52:26,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:52:26,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:52:26,063 INFO L87 Difference]: Start difference. First operand 794 states and 1259 transitions. Second operand 3 states. [2018-10-24 14:52:31,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:31,029 INFO L93 Difference]: Finished difference Result 2153 states and 3445 transitions. [2018-10-24 14:52:31,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:52:31,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2018-10-24 14:52:31,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:31,038 INFO L225 Difference]: With dead ends: 2153 [2018-10-24 14:52:31,039 INFO L226 Difference]: Without dead ends: 1361 [2018-10-24 14:52:31,041 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:52:31,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2018-10-24 14:52:31,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1361. [2018-10-24 14:52:31,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1361 states. [2018-10-24 14:52:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1361 states and 2002 transitions. [2018-10-24 14:52:31,094 INFO L78 Accepts]: Start accepts. Automaton has 1361 states and 2002 transitions. Word has length 141 [2018-10-24 14:52:31,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:31,095 INFO L481 AbstractCegarLoop]: Abstraction has 1361 states and 2002 transitions. [2018-10-24 14:52:31,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:52:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2002 transitions. [2018-10-24 14:52:31,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-24 14:52:31,101 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:31,101 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:31,102 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:31,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:31,102 INFO L82 PathProgramCache]: Analyzing trace with hash -425071790, now seen corresponding path program 1 times [2018-10-24 14:52:31,102 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:31,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:31,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:31,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:31,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:31,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:31,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:52:31,458 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:31,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:31,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:31,459 INFO L87 Difference]: Start difference. First operand 1361 states and 2002 transitions. Second operand 4 states. [2018-10-24 14:52:34,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:34,123 INFO L93 Difference]: Finished difference Result 4404 states and 6392 transitions. [2018-10-24 14:52:34,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:52:34,123 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-10-24 14:52:34,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:34,138 INFO L225 Difference]: With dead ends: 4404 [2018-10-24 14:52:34,138 INFO L226 Difference]: Without dead ends: 3045 [2018-10-24 14:52:34,141 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 [2018-10-24 14:52:34,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3045 states. [2018-10-24 14:52:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3045 to 3042. [2018-10-24 14:52:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3042 states. [2018-10-24 14:52:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 3042 states and 3904 transitions. [2018-10-24 14:52:34,200 INFO L78 Accepts]: Start accepts. Automaton has 3042 states and 3904 transitions. Word has length 142 [2018-10-24 14:52:34,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:34,200 INFO L481 AbstractCegarLoop]: Abstraction has 3042 states and 3904 transitions. [2018-10-24 14:52:34,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:34,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3904 transitions. [2018-10-24 14:52:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-24 14:52:34,206 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:34,206 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:34,207 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:34,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:34,207 INFO L82 PathProgramCache]: Analyzing trace with hash -678146469, now seen corresponding path program 1 times [2018-10-24 14:52:34,207 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:34,207 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:34,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:34,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:34,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:34,547 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-24 14:52:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-24 14:52:34,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:34,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:52:34,570 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:34,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:34,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:34,571 INFO L87 Difference]: Start difference. First operand 3042 states and 3904 transitions. Second operand 4 states. [2018-10-24 14:52:36,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:36,019 INFO L93 Difference]: Finished difference Result 6929 states and 8940 transitions. [2018-10-24 14:52:36,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:52:36,020 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 147 [2018-10-24 14:52:36,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:36,034 INFO L225 Difference]: With dead ends: 6929 [2018-10-24 14:52:36,035 INFO L226 Difference]: Without dead ends: 3315 [2018-10-24 14:52:36,040 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:36,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3315 states. [2018-10-24 14:52:36,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3315 to 3312. [2018-10-24 14:52:36,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3312 states. [2018-10-24 14:52:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 3803 transitions. [2018-10-24 14:52:36,098 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 3803 transitions. Word has length 147 [2018-10-24 14:52:36,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:36,098 INFO L481 AbstractCegarLoop]: Abstraction has 3312 states and 3803 transitions. [2018-10-24 14:52:36,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3803 transitions. [2018-10-24 14:52:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-24 14:52:36,105 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:36,106 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:36,106 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:36,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:36,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1797222684, now seen corresponding path program 1 times [2018-10-24 14:52:36,107 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:36,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:36,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:36,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:36,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:36,402 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-24 14:52:36,669 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2018-10-24 14:52:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:37,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:37,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 14:52:37,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 14:52:37,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 14:52:37,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:52:37,036 INFO L87 Difference]: Start difference. First operand 3312 states and 3803 transitions. Second operand 7 states. [2018-10-24 14:52:38,016 WARN L179 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-10-24 14:52:40,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:40,499 INFO L93 Difference]: Finished difference Result 7918 states and 9073 transitions. [2018-10-24 14:52:40,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-24 14:52:40,500 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 187 [2018-10-24 14:52:40,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:40,517 INFO L225 Difference]: With dead ends: 7918 [2018-10-24 14:52:40,518 INFO L226 Difference]: Without dead ends: 4038 [2018-10-24 14:52:40,523 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-24 14:52:40,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2018-10-24 14:52:40,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 4011. [2018-10-24 14:52:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4011 states. [2018-10-24 14:52:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 4534 transitions. [2018-10-24 14:52:40,601 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 4534 transitions. Word has length 187 [2018-10-24 14:52:40,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:40,601 INFO L481 AbstractCegarLoop]: Abstraction has 4011 states and 4534 transitions. [2018-10-24 14:52:40,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 14:52:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 4534 transitions. [2018-10-24 14:52:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-24 14:52:40,609 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:40,610 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:40,610 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:40,610 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:40,611 INFO L82 PathProgramCache]: Analyzing trace with hash -729202110, now seen corresponding path program 1 times [2018-10-24 14:52:40,611 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:40,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:40,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:40,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:40,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:41,102 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-24 14:52:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:52:41,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:41,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:52:41,130 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:41,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:41,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:41,131 INFO L87 Difference]: Start difference. First operand 4011 states and 4534 transitions. Second operand 4 states. [2018-10-24 14:52:42,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:42,260 INFO L93 Difference]: Finished difference Result 7447 states and 8403 transitions. [2018-10-24 14:52:42,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:52:42,262 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 197 [2018-10-24 14:52:42,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:42,275 INFO L225 Difference]: With dead ends: 7447 [2018-10-24 14:52:42,275 INFO L226 Difference]: Without dead ends: 3153 [2018-10-24 14:52:42,281 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:42,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2018-10-24 14:52:42,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3152. [2018-10-24 14:52:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3152 states. [2018-10-24 14:52:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 3438 transitions. [2018-10-24 14:52:42,331 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 3438 transitions. Word has length 197 [2018-10-24 14:52:42,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:42,331 INFO L481 AbstractCegarLoop]: Abstraction has 3152 states and 3438 transitions. [2018-10-24 14:52:42,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3438 transitions. [2018-10-24 14:52:42,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-24 14:52:42,337 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:42,337 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:42,337 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:42,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:42,338 INFO L82 PathProgramCache]: Analyzing trace with hash -6690783, now seen corresponding path program 1 times [2018-10-24 14:52:42,338 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:42,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:42,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:42,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:42,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-24 14:52:42,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:42,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:52:42,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:52:42,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:52:42,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:52:42,537 INFO L87 Difference]: Start difference. First operand 3152 states and 3438 transitions. Second operand 3 states. [2018-10-24 14:52:43,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:43,499 INFO L93 Difference]: Finished difference Result 6305 states and 6878 transitions. [2018-10-24 14:52:43,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:52:43,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2018-10-24 14:52:43,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:43,508 INFO L225 Difference]: With dead ends: 6305 [2018-10-24 14:52:43,508 INFO L226 Difference]: Without dead ends: 3155 [2018-10-24 14:52:43,512 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 [2018-10-24 14:52:43,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3155 states. [2018-10-24 14:52:43,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3155 to 3152. [2018-10-24 14:52:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3152 states. [2018-10-24 14:52:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 3406 transitions. [2018-10-24 14:52:43,561 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 3406 transitions. Word has length 218 [2018-10-24 14:52:43,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:43,562 INFO L481 AbstractCegarLoop]: Abstraction has 3152 states and 3406 transitions. [2018-10-24 14:52:43,562 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:52:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3406 transitions. [2018-10-24 14:52:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-24 14:52:43,569 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:43,569 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:52:43,570 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:43,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:43,570 INFO L82 PathProgramCache]: Analyzing trace with hash 425851221, now seen corresponding path program 1 times [2018-10-24 14:52:43,570 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:43,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:43,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:43,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:43,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-24 14:52:43,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:52:43,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:52:43,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:52:43,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:52:43,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:43,856 INFO L87 Difference]: Start difference. First operand 3152 states and 3406 transitions. Second operand 4 states. [2018-10-24 14:52:44,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:44,406 INFO L93 Difference]: Finished difference Result 5303 states and 5747 transitions. [2018-10-24 14:52:44,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:52:44,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 280 [2018-10-24 14:52:44,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:44,414 INFO L225 Difference]: With dead ends: 5303 [2018-10-24 14:52:44,414 INFO L226 Difference]: Without dead ends: 1868 [2018-10-24 14:52:44,417 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:52:44,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1868 states. [2018-10-24 14:52:44,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1868 to 1727. [2018-10-24 14:52:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-10-24 14:52:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 1815 transitions. [2018-10-24 14:52:44,442 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 1815 transitions. Word has length 280 [2018-10-24 14:52:44,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:44,442 INFO L481 AbstractCegarLoop]: Abstraction has 1727 states and 1815 transitions. [2018-10-24 14:52:44,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:52:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 1815 transitions. [2018-10-24 14:52:44,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-24 14:52:44,449 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:52:44,449 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-24 14:52:44,449 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:52:44,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:52:44,450 INFO L82 PathProgramCache]: Analyzing trace with hash -428675868, now seen corresponding path program 1 times [2018-10-24 14:52:44,450 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:52:44,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:52:44,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:44,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:44,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:52:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:44,894 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-24 14:52:45,068 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-24 14:52:45,325 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-24 14:52:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-24 14:52:45,752 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:52:45,752 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 14:52:45,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:52:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:52:45,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:52:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-24 14:52:46,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:52:46,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-24 14:52:46,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 14:52:46,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 14:52:46,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-24 14:52:46,148 INFO L87 Difference]: Start difference. First operand 1727 states and 1815 transitions. Second operand 10 states. [2018-10-24 14:52:49,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:52:49,982 INFO L93 Difference]: Finished difference Result 3481 states and 3660 transitions. [2018-10-24 14:52:49,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-24 14:52:49,983 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 306 [2018-10-24 14:52:49,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:52:49,984 INFO L225 Difference]: With dead ends: 3481 [2018-10-24 14:52:49,984 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:52:49,987 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 310 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2018-10-24 14:52:49,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:52:49,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:52:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:52:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:52:49,989 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 306 [2018-10-24 14:52:49,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:52:49,989 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:52:49,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 14:52:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:52:49,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:52:49,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:52:51,331 WARN L179 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-10-24 14:52:51,685 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-24 14:52:51,689 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-24 14:52:51,690 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-24 14:52:51,690 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-24 14:52:51,691 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-24 14:52:51,692 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-24 14:52:51,693 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,694 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-24 14:52:51,695 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-24 14:52:51,696 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,697 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,698 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-24 14:52:51,699 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-10-24 14:52:51,700 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1))) (let ((.cse15 (not .cse3)) (.cse8 (= ~a11~0 1)) (.cse7 (not (= ULTIMATE.start_calculate_output_~input 5))) (.cse9 (= ~a17~0 8)) (.cse5 (= ~a19~0 1)) (.cse10 (= ~a28~0 7)) (.cse11 (= ~a21~0 1)) (.cse0 (= ~a28~0 9))) (let ((.cse1 (<= ~a17~0 7)) (.cse4 (= ~a28~0 11)) (.cse6 (not .cse0)) (.cse2 (<= ~a19~0 0)) (.cse13 (or .cse8 (and .cse7 .cse9 .cse5 .cse10 .cse11))) (.cse14 (= ~a28~0 10)) (.cse12 (and .cse15 .cse9))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse1 .cse5 .cse3 .cse6) (and (or .cse7 .cse8) .cse9 .cse5 .cse10 .cse11 (<= ~a25~0 0)) (and .cse2 .cse9 .cse11 .cse6 (not .cse4)) (and (and .cse12 .cse2 .cse6) .cse11) (and .cse13 .cse2 .cse12) (and .cse0 .cse13 .cse12) (and .cse9 .cse5 .cse11 .cse3) (and .cse13 .cse14 .cse15) (and .cse14 .cse5) (and .cse0 .cse12 .cse5 .cse11))))) [2018-10-24 14:52:51,700 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,700 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,700 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-24 14:52:51,700 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-24 14:52:51,700 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-24 14:52:51,701 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-24 14:52:51,702 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-24 14:52:51,703 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,704 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1))) (let ((.cse12 (not .cse3)) (.cse7 (= ~a17~0 8)) (.cse5 (= ~a19~0 1)) (.cse13 (= ~a28~0 7)) (.cse8 (= ~a21~0 1)) (.cse0 (= ~a28~0 9))) (let ((.cse1 (<= ~a17~0 7)) (.cse4 (= ~a28~0 11)) (.cse6 (not .cse0)) (.cse2 (<= ~a19~0 0)) (.cse10 (or (= ~a11~0 1) (and (not (= ULTIMATE.start_calculate_output_~input 5)) .cse7 .cse5 .cse13 .cse8))) (.cse11 (= ~a28~0 10)) (.cse9 (and .cse12 .cse7))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse1 .cse5 .cse3 .cse6) (and .cse2 .cse7 .cse8 .cse6 (not .cse4)) (and (and .cse9 .cse2 .cse6) .cse8) (and .cse10 .cse2 .cse9) (and .cse0 .cse10 .cse9) (and .cse7 .cse5 .cse8 .cse3) (and .cse10 .cse11 .cse12) (and .cse5 .cse7 .cse13 (<= ~a25~0 0) .cse8) (and .cse11 .cse5) (and .cse0 .cse9 .cse5 .cse8))))) [2018-10-24 14:52:51,704 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,704 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-24 14:52:51,704 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-24 14:52:51,704 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-24 14:52:51,704 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-24 14:52:51,705 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,706 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,707 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,708 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,709 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-24 14:52:51,710 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-24 14:52:51,711 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-24 14:52:51,712 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-24 14:52:51,713 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-24 14:52:51,713 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-24 14:52:51,713 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-24 14:52:51,713 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-24 14:52:51,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:52:51 BoogieIcfgContainer [2018-10-24 14:52:51,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:52:51,739 INFO L168 Benchmark]: Toolchain (without parser) took 35456.68 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -555.7 MB). Peak memory consumption was 546.9 MB. Max. memory is 7.1 GB. [2018-10-24 14:52:51,741 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. [2018-10-24 14:52:51,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-24 14:52:51,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.89 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-24 14:52:51,743 INFO L168 Benchmark]: Boogie Preprocessor took 94.73 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. [2018-10-24 14:52:51,743 INFO L168 Benchmark]: RCFGBuilder took 3288.36 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:52:51,744 INFO L168 Benchmark]: TraceAbstraction took 31132.92 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 371.7 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 130.3 MB). Peak memory consumption was 502.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:52:51,750 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 750.68 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 184.89 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.73 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 3288.36 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31132.92 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 371.7 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 130.3 MB). Peak memory consumption was 502.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((a28 == 9 && a17 <= 7) && a19 <= 0) && a25 == 1) || ((a28 == 11 && a19 == 1) && a25 == 1)) || (((a17 <= 7 && a19 == 1) && a25 == 1) && !(a28 == 9))) || ((((a19 <= 0 && a17 == 8) && a21 == 1) && !(a28 == 9)) && !(a28 == 11))) || ((((!(a25 == 1) && a17 == 8) && a19 <= 0) && !(a28 == 9)) && a21 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a19 <= 0) && !(a25 == 1) && a17 == 8)) || ((a28 == 9 && (a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1))) && !(a25 == 1) && a17 == 8)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a28 == 10) && !(a25 == 1))) || ((((a19 == 1 && a17 == 8) && a28 == 7) && a25 <= 0) && a21 == 1)) || (a28 == 10 && a19 == 1)) || (((a28 == 9 && !(a25 == 1) && a17 == 8) && a19 == 1) && a21 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((a28 == 9 && a17 <= 7) && a19 <= 0) && a25 == 1) || ((a28 == 11 && a19 == 1) && a25 == 1)) || (((a17 <= 7 && a19 == 1) && a25 == 1) && !(a28 == 9))) || ((((((!(input == 5) || a11 == 1) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0)) || ((((a19 <= 0 && a17 == 8) && a21 == 1) && !(a28 == 9)) && !(a28 == 11))) || ((((!(a25 == 1) && a17 == 8) && a19 <= 0) && !(a28 == 9)) && a21 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a19 <= 0) && !(a25 == 1) && a17 == 8)) || ((a28 == 9 && (a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1))) && !(a25 == 1) && a17 == 8)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a28 == 10) && !(a25 == 1))) || (a28 == 10 && a19 == 1)) || (((a28 == 9 && !(a25 == 1) && a17 == 8) && a19 == 1) && a21 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 31.0s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 23.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1676 SDtfs, 3727 SDslu, 898 SDs, 0 SdLazy, 8749 SolverSat, 1302 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 362 GetRequests, 324 SyntacticMatches, 5 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4011occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 507 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 74 NumberOfFragments, 459 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1581 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 466 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 2179 NumberOfCodeBlocks, 2179 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2168 ConstructedInterpolants, 0 QuantifiedInterpolants, 1465138 SizeOfPredicates, 1 NumberOfNonLiveVariables, 475 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 1471/1532 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...