java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label09_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:05:23,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:05:23,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:05:23,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:05:23,484 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:05:23,485 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:05:23,486 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:05:23,489 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:05:23,490 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:05:23,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:05:23,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:05:23,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:05:23,498 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:05:23,499 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:05:23,500 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:05:23,501 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:05:23,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:05:23,503 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:05:23,506 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:05:23,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:05:23,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:05:23,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:05:23,517 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:05:23,518 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:05:23,518 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:05:23,519 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:05:23,520 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:05:23,523 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:05:23,524 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:05:23,525 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:05:23,525 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:05:23,528 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-26 21:05:23,530 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 21:05:23,556 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:05:23,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:05:23,557 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:05:23,557 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:05:23,558 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:05:23,558 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:05:23,558 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:05:23,559 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:05:23,559 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:05:23,559 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:05:23,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:05:23,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:05:23,560 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:05:23,560 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:05:23,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:05:23,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:05:23,560 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:05:23,561 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:05:23,561 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:05:23,561 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:05:23,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:05:23,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:05:23,562 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 21:05:23,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:05:23,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:05:23,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:05:23,628 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:05:23,628 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:05:23,629 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label09_true-unreach-call.c [2018-10-26 21:05:23,694 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7c5f955/6aefcbe4adf745fca5dc9e8e4964513c/FLAG4e41e6333 [2018-10-26 21:05:24,297 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:05:24,298 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label09_true-unreach-call.c [2018-10-26 21:05:24,316 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7c5f955/6aefcbe4adf745fca5dc9e8e4964513c/FLAG4e41e6333 [2018-10-26 21:05:24,332 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/6a7c5f955/6aefcbe4adf745fca5dc9e8e4964513c [2018-10-26 21:05:24,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:05:24,345 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:05:24,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:05:24,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:05:24,350 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:05:24,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:05:24" (1/1) ... [2018-10-26 21:05:24,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46dcfc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:24, skipping insertion in model container [2018-10-26 21:05:24,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:05:24" (1/1) ... [2018-10-26 21:05:24,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:05:24,417 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:05:24,856 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:05:24,861 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:05:25,029 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:05:25,060 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:05:25,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25 WrapperNode [2018-10-26 21:05:25,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:05:25,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:05:25,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:05:25,062 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:05:25,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:05:25,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:05:25,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:05:25,284 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:05:25,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... [2018-10-26 21:05:25,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:05:25,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:05:25,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:05:25,375 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:05:25,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:05:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:05:25,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:05:25,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:05:28,503 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:05:28,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:05:28 BoogieIcfgContainer [2018-10-26 21:05:28,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:05:28,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:05:28,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:05:28,509 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:05:28,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:05:24" (1/3) ... [2018-10-26 21:05:28,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a55a353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:05:28, skipping insertion in model container [2018-10-26 21:05:28,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:05:25" (2/3) ... [2018-10-26 21:05:28,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a55a353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:05:28, skipping insertion in model container [2018-10-26 21:05:28,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:05:28" (3/3) ... [2018-10-26 21:05:28,513 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label09_true-unreach-call.c [2018-10-26 21:05:28,523 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:05:28,532 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:05:28,549 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:05:28,584 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:05:28,585 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:05:28,585 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:05:28,585 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:05:28,585 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:05:28,586 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:05:28,586 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:05:28,586 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:05:28,586 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:05:28,610 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-10-26 21:05:28,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:05:28,620 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:28,622 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] [2018-10-26 21:05:28,624 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:28,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:28,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1848943538, now seen corresponding path program 1 times [2018-10-26 21:05:28,632 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:28,633 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:28,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:28,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:28,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:29,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:29,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:29,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:05:29,058 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:05:29,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:05:29,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:29,078 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-10-26 21:05:31,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:31,998 INFO L93 Difference]: Finished difference Result 713 states and 1265 transitions. [2018-10-26 21:05:31,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:05:32,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2018-10-26 21:05:32,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:32,022 INFO L225 Difference]: With dead ends: 713 [2018-10-26 21:05:32,023 INFO L226 Difference]: Without dead ends: 499 [2018-10-26 21:05:32,028 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:32,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-10-26 21:05:32,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 344. [2018-10-26 21:05:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-10-26 21:05:32,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 565 transitions. [2018-10-26 21:05:32,100 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 565 transitions. Word has length 57 [2018-10-26 21:05:32,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:32,101 INFO L481 AbstractCegarLoop]: Abstraction has 344 states and 565 transitions. [2018-10-26 21:05:32,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:05:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 565 transitions. [2018-10-26 21:05:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 21:05:32,108 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:32,108 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:05:32,109 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:32,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:32,109 INFO L82 PathProgramCache]: Analyzing trace with hash 718295792, now seen corresponding path program 1 times [2018-10-26 21:05:32,109 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:32,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:32,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:32,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:32,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:32,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:32,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:05:32,395 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:05:32,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:05:32,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:32,396 INFO L87 Difference]: Start difference. First operand 344 states and 565 transitions. Second operand 4 states. [2018-10-26 21:05:34,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:34,334 INFO L93 Difference]: Finished difference Result 1246 states and 2132 transitions. [2018-10-26 21:05:34,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:05:34,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2018-10-26 21:05:34,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:34,343 INFO L225 Difference]: With dead ends: 1246 [2018-10-26 21:05:34,344 INFO L226 Difference]: Without dead ends: 904 [2018-10-26 21:05:34,347 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:34,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2018-10-26 21:05:34,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 904. [2018-10-26 21:05:34,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 904 states. [2018-10-26 21:05:34,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 1379 transitions. [2018-10-26 21:05:34,395 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 1379 transitions. Word has length 128 [2018-10-26 21:05:34,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:34,395 INFO L481 AbstractCegarLoop]: Abstraction has 904 states and 1379 transitions. [2018-10-26 21:05:34,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:05:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1379 transitions. [2018-10-26 21:05:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:05:34,403 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:34,404 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:05:34,404 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:34,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:34,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1740993079, now seen corresponding path program 1 times [2018-10-26 21:05:34,405 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:34,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:34,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:34,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:34,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:34,961 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:05:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 53 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:35,143 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:05:35,143 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:05:35,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:35,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:05:35,471 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:35,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:05:35,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-26 21:05:35,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:05:35,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:05:35,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:05:35,511 INFO L87 Difference]: Start difference. First operand 904 states and 1379 transitions. Second operand 10 states. [2018-10-26 21:05:42,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:42,058 INFO L93 Difference]: Finished difference Result 2646 states and 4222 transitions. [2018-10-26 21:05:42,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:05:42,059 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2018-10-26 21:05:42,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:42,067 INFO L225 Difference]: With dead ends: 2646 [2018-10-26 21:05:42,068 INFO L226 Difference]: Without dead ends: 1180 [2018-10-26 21:05:42,071 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2018-10-26 21:05:42,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2018-10-26 21:05:42,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2018-10-26 21:05:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1180 states. [2018-10-26 21:05:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1726 transitions. [2018-10-26 21:05:42,105 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1726 transitions. Word has length 133 [2018-10-26 21:05:42,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:42,106 INFO L481 AbstractCegarLoop]: Abstraction has 1180 states and 1726 transitions. [2018-10-26 21:05:42,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:05:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1726 transitions. [2018-10-26 21:05:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:05:42,119 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:42,120 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:05:42,120 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:42,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:42,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1577012641, now seen corresponding path program 1 times [2018-10-26 21:05:42,121 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:42,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:42,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:42,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:42,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:42,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:42,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:05:42,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:05:42,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:05:42,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:42,479 INFO L87 Difference]: Start difference. First operand 1180 states and 1726 transitions. Second operand 4 states. [2018-10-26 21:05:47,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:47,466 INFO L93 Difference]: Finished difference Result 3752 states and 5375 transitions. [2018-10-26 21:05:47,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:05:47,467 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 149 [2018-10-26 21:05:47,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:47,481 INFO L225 Difference]: With dead ends: 3752 [2018-10-26 21:05:47,481 INFO L226 Difference]: Without dead ends: 2574 [2018-10-26 21:05:47,484 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:47,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2574 states. [2018-10-26 21:05:47,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2574 to 2434. [2018-10-26 21:05:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2434 states. [2018-10-26 21:05:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2434 states and 3064 transitions. [2018-10-26 21:05:47,541 INFO L78 Accepts]: Start accepts. Automaton has 2434 states and 3064 transitions. Word has length 149 [2018-10-26 21:05:47,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:47,542 INFO L481 AbstractCegarLoop]: Abstraction has 2434 states and 3064 transitions. [2018-10-26 21:05:47,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:05:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 3064 transitions. [2018-10-26 21:05:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 21:05:47,549 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:47,549 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-26 21:05:47,549 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:47,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:47,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1942843948, now seen corresponding path program 1 times [2018-10-26 21:05:47,550 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:47,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:47,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:47,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:47,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:48,033 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-10-26 21:05:48,351 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-26 21:05:48,498 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 21:05:48,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:48,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:05:48,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 21:05:48,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 21:05:48,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:05:48,500 INFO L87 Difference]: Start difference. First operand 2434 states and 3064 transitions. Second operand 5 states. [2018-10-26 21:05:51,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:51,493 INFO L93 Difference]: Finished difference Result 7534 states and 9458 transitions. [2018-10-26 21:05:51,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 21:05:51,494 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2018-10-26 21:05:51,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:51,524 INFO L225 Difference]: With dead ends: 7534 [2018-10-26 21:05:51,524 INFO L226 Difference]: Without dead ends: 5102 [2018-10-26 21:05:51,529 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 21:05:51,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5102 states. [2018-10-26 21:05:51,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5102 to 4251. [2018-10-26 21:05:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4251 states. [2018-10-26 21:05:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 4251 states and 5119 transitions. [2018-10-26 21:05:51,618 INFO L78 Accepts]: Start accepts. Automaton has 4251 states and 5119 transitions. Word has length 226 [2018-10-26 21:05:51,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:51,619 INFO L481 AbstractCegarLoop]: Abstraction has 4251 states and 5119 transitions. [2018-10-26 21:05:51,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 21:05:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4251 states and 5119 transitions. [2018-10-26 21:05:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-26 21:05:51,627 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:51,627 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-26 21:05:51,628 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:51,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:51,628 INFO L82 PathProgramCache]: Analyzing trace with hash -1912884634, now seen corresponding path program 1 times [2018-10-26 21:05:51,628 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:51,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:51,629 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:51,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:51,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:05:51,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:51,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:05:51,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:05:51,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:05:51,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:51,932 INFO L87 Difference]: Start difference. First operand 4251 states and 5119 transitions. Second operand 4 states. [2018-10-26 21:05:53,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:53,221 INFO L93 Difference]: Finished difference Result 9340 states and 11403 transitions. [2018-10-26 21:05:53,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:05:53,222 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 263 [2018-10-26 21:05:53,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:53,241 INFO L225 Difference]: With dead ends: 9340 [2018-10-26 21:05:53,242 INFO L226 Difference]: Without dead ends: 5231 [2018-10-26 21:05:53,247 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:53,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5231 states. [2018-10-26 21:05:53,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5231 to 4951. [2018-10-26 21:05:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4951 states. [2018-10-26 21:05:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 4951 states and 5868 transitions. [2018-10-26 21:05:53,329 INFO L78 Accepts]: Start accepts. Automaton has 4951 states and 5868 transitions. Word has length 263 [2018-10-26 21:05:53,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:53,329 INFO L481 AbstractCegarLoop]: Abstraction has 4951 states and 5868 transitions. [2018-10-26 21:05:53,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:05:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 4951 states and 5868 transitions. [2018-10-26 21:05:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 21:05:53,340 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:05:53,340 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:05:53,340 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:05:53,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:05:53,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1338978545, now seen corresponding path program 1 times [2018-10-26 21:05:53,341 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:05:53,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:05:53,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:53,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:05:53,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:05:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:05:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-10-26 21:05:53,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:05:53,710 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:05:53,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:05:53,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:05:53,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:53,712 INFO L87 Difference]: Start difference. First operand 4951 states and 5868 transitions. Second operand 4 states. [2018-10-26 21:05:55,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:05:55,371 INFO L93 Difference]: Finished difference Result 12408 states and 14666 transitions. [2018-10-26 21:05:55,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:05:55,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 307 [2018-10-26 21:05:55,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:05:55,373 INFO L225 Difference]: With dead ends: 12408 [2018-10-26 21:05:55,374 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:05:55,385 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:05:55,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:05:55,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:05:55,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:05:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:05:55,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 307 [2018-10-26 21:05:55,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:05:55,387 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:05:55,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:05:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:05:55,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:05:55,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:05:55,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:05:55,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:05:55,601 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 78 [2018-10-26 21:05:56,068 WARN L179 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 40 [2018-10-26 21:05:56,327 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 40 [2018-10-26 21:05:56,329 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-26 21:05:56,329 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:05:56,330 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 172) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,331 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:05:56,332 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-26 21:05:56,333 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 21:05:56,334 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 21:05:56,335 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 21:05:56,335 INFO L421 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse3 (<= ~a1~0 38)) (.cse4 (not (= ~a19~0 10))) (.cse5 (not (= ~a19~0 6))) (.cse1 (= ~a12~0 0)) (.cse2 (= ~a4~0 14))) (or (and .cse0 .cse1 (= ~a19~0 8) .cse2) (and (= ~a19~0 9) .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse1 .cse2) (and .cse5 .cse1 .cse2 (<= ~a10~0 1)) (and .cse3 .cse4 .cse1 (< 0 (+ ~a1~0 13)) .cse2) (and (<= ~a1~0 218) .cse4 .cse5 (= ~a10~0 2) .cse1 .cse2))) [2018-10-26 21:05:56,335 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-26 21:05:56,335 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-26 21:05:56,336 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-26 21:05:56,337 INFO L428 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2018-10-26 21:05:56,337 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,338 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-26 21:05:56,339 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-26 21:05:56,340 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-26 21:05:56,341 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 21:05:56,342 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-26 21:05:56,342 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-26 21:05:56,342 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse3 (<= ~a1~0 38)) (.cse4 (not (= ~a19~0 10))) (.cse5 (not (= ~a19~0 6))) (.cse1 (= ~a12~0 0)) (.cse2 (= ~a4~0 14))) (or (and .cse0 .cse1 (= ~a19~0 8) .cse2) (and (= ~a19~0 9) .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse1 .cse2) (and .cse5 .cse1 .cse2 (<= ~a10~0 1)) (and .cse3 .cse4 .cse1 (< 0 (+ ~a1~0 13)) .cse2) (and (<= ~a1~0 218) .cse4 .cse5 (= ~a10~0 2) .cse1 .cse2))) [2018-10-26 21:05:56,342 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-26 21:05:56,342 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,342 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-26 21:05:56,343 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-26 21:05:56,344 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-26 21:05:56,345 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 21:05:56,346 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,347 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 21:05:56,348 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,349 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 21:05:56,350 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,351 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 21:05:56,352 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-26 21:05:56,353 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-26 21:05:56,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:05:56 BoogieIcfgContainer [2018-10-26 21:05:56,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:05:56,374 INFO L168 Benchmark]: Toolchain (without parser) took 32030.48 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 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 897.7 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,375 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 21:05:56,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.65 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,378 INFO L168 Benchmark]: Boogie Preprocessor took 90.10 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,379 INFO L168 Benchmark]: RCFGBuilder took 3130.04 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 132.5 MB). Peak memory consumption was 132.5 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,380 INFO L168 Benchmark]: TraceAbstraction took 27867.90 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 367.0 MB). Free memory was 2.0 GB in the beginning and 2.5 GB in the end (delta: -408.9 MB). Peak memory consumption was 808.9 MB. Max. memory is 7.1 GB. [2018-10-26 21:05:56,385 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.73 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 221.65 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -800.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.10 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3130.04 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 132.5 MB). Peak memory consumption was 132.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27867.90 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 367.0 MB). Free memory was 2.0 GB in the beginning and 2.5 GB in the end (delta: -408.9 MB). Peak memory consumption was 808.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 172]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((!(a10 == 3) && a12 == 0) && a19 == 8) && a4 == 14) || ((a19 == 9 && a12 == 0) && a4 == 14)) || ((((a1 <= 38 && !(a10 == 3)) && !(a19 == 10)) && a12 == 0) && a4 == 14)) || (((!(a19 == 6) && a12 == 0) && a4 == 14) && a10 <= 1)) || ((((a1 <= 38 && !(a19 == 10)) && a12 == 0) && 0 < a1 + 13) && a4 == 14)) || (((((a1 <= 218 && !(a19 == 10)) && !(a19 == 6)) && a10 == 2) && a12 == 0) && a4 == 14) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((!(a10 == 3) && a12 == 0) && a19 == 8) && a4 == 14) || ((a19 == 9 && a12 == 0) && a4 == 14)) || ((((a1 <= 38 && !(a10 == 3)) && !(a19 == 10)) && a12 == 0) && a4 == 14)) || (((!(a19 == 6) && a12 == 0) && a4 == 14) && a10 <= 1)) || ((((a1 <= 38 && !(a19 == 10)) && a12 == 0) && 0 < a1 + 13) && a4 == 14)) || (((((a1 <= 218 && !(a19 == 10)) && !(a19 == 6)) && a10 == 2) && a12 == 0) && a4 == 14) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. SAFE Result, 27.7s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 22.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 693 SDtfs, 3592 SDslu, 722 SDs, 0 SdLazy, 7537 SolverSat, 1789 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 170 GetRequests, 142 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4951occurred 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1426 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 122 NumberOfFragments, 195 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2872 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1640 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1396 NumberOfCodeBlocks, 1396 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1388 ConstructedInterpolants, 0 QuantifiedInterpolants, 796268 SizeOfPredicates, 1 NumberOfNonLiveVariables, 199 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 792/793 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...