java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 01:20:21,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 01:20:21,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 01:20:21,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 01:20:21,658 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 01:20:21,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 01:20:21,661 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 01:20:21,663 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 01:20:21,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 01:20:21,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 01:20:21,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 01:20:21,667 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 01:20:21,668 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 01:20:21,669 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 01:20:21,670 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 01:20:21,671 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 01:20:21,671 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 01:20:21,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 01:20:21,675 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 01:20:21,677 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 01:20:21,678 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 01:20:21,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 01:20:21,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-07-24 01:20:21,690 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-07-24 01:20:21,705 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 01:20:21,706 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 01:20:21,707 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 01:20:21,707 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 01:20:21,707 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 01:20:21,708 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 01:20:21,708 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 01:20:21,708 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 01:20:21,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 01:20:21,708 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 01:20:21,709 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 01:20:21,709 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 01:20:21,709 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 01:20:21,709 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 01:20:21,709 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 01:20:21,710 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 01:20:21,710 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 01:20:21,710 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 01:20:21,710 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 01:20:21,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 01:20:21,711 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 01:20:21,711 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 01:20:21,711 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 01:20:21,711 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 01:20:21,711 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 01:20:21,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 01:20:21,712 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 01:20:21,712 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 01:20:21,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 01:20:21,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 01:20:21,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 01:20:21,785 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 01:20:21,785 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 01:20:21,786 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c [2018-07-24 01:20:22,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73504c6b2/f6281679d22a4b3ca5c0268317822f0b/FLAG40553aacd [2018-07-24 01:20:22,413 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 01:20:22,414 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label36_true-unreach-call_false-termination.c [2018-07-24 01:20:22,436 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73504c6b2/f6281679d22a4b3ca5c0268317822f0b/FLAG40553aacd [2018-07-24 01:20:22,452 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73504c6b2/f6281679d22a4b3ca5c0268317822f0b [2018-07-24 01:20:22,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 01:20:22,463 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 01:20:22,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 01:20:22,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 01:20:22,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 01:20:22,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:20:22" (1/1) ... [2018-07-24 01:20:22,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f57add1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:22, skipping insertion in model container [2018-07-24 01:20:22,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:20:22" (1/1) ... [2018-07-24 01:20:22,691 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 01:20:22,975 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:20:23,001 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 01:20:23,171 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:20:23,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23 WrapperNode [2018-07-24 01:20:23,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 01:20:23,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 01:20:23,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 01:20:23,216 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 01:20:23,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 01:20:23,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 01:20:23,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 01:20:23,313 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 01:20:23,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... [2018-07-24 01:20:23,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 01:20:23,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 01:20:23,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 01:20:23,531 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 01:20:23,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-07-24 01:20:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 01:20:23,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 01:20:23,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 01:20:27,112 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 01:20:27,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:20:27 BoogieIcfgContainer [2018-07-24 01:20:27,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 01:20:27,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 01:20:27,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 01:20:27,118 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 01:20:27,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 01:20:22" (1/3) ... [2018-07-24 01:20:27,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46670385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:20:27, skipping insertion in model container [2018-07-24 01:20:27,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:20:23" (2/3) ... [2018-07-24 01:20:27,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46670385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:20:27, skipping insertion in model container [2018-07-24 01:20:27,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:20:27" (3/3) ... [2018-07-24 01:20:27,122 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label36_true-unreach-call_false-termination.c [2018-07-24 01:20:27,130 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 01:20:27,138 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 01:20:27,185 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 01:20:27,186 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 01:20:27,186 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 01:20:27,186 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 01:20:27,186 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 01:20:27,187 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 01:20:27,187 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 01:20:27,187 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 01:20:27,188 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 01:20:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-07-24 01:20:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-07-24 01:20:27,220 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:27,222 INFO L353 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] [2018-07-24 01:20:27,222 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:27,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1089975609, now seen corresponding path program 1 times [2018-07-24 01:20:27,228 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:27,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:27,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:27,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:27,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:27,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:20:27,897 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:27,898 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:20:27,903 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:20:27,919 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:20:27,920 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:27,923 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-07-24 01:20:30,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:30,239 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-07-24 01:20:30,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:20:30,241 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-07-24 01:20:30,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:30,261 INFO L225 Difference]: With dead ends: 666 [2018-07-24 01:20:30,262 INFO L226 Difference]: Without dead ends: 460 [2018-07-24 01:20:30,268 INFO L573 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 [2018-07-24 01:20:30,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-07-24 01:20:30,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-07-24 01:20:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-07-24 01:20:30,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 732 transitions. [2018-07-24 01:20:30,341 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 732 transitions. Word has length 103 [2018-07-24 01:20:30,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:30,342 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 732 transitions. [2018-07-24 01:20:30,342 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:20:30,343 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 732 transitions. [2018-07-24 01:20:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-07-24 01:20:30,347 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:30,348 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:30,348 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:30,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1184336748, now seen corresponding path program 1 times [2018-07-24 01:20:30,348 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:30,349 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:30,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:30,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:30,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:20:30,439 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:30,439 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-24 01:20:30,441 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 01:20:30,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 01:20:30,442 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 01:20:30,442 INFO L87 Difference]: Start difference. First operand 460 states and 732 transitions. Second operand 3 states. [2018-07-24 01:20:31,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:31,501 INFO L93 Difference]: Finished difference Result 1314 states and 2131 transitions. [2018-07-24 01:20:31,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 01:20:31,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-07-24 01:20:31,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:31,509 INFO L225 Difference]: With dead ends: 1314 [2018-07-24 01:20:31,510 INFO L226 Difference]: Without dead ends: 856 [2018-07-24 01:20:31,513 INFO L573 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 [2018-07-24 01:20:31,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-07-24 01:20:31,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2018-07-24 01:20:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-07-24 01:20:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1275 transitions. [2018-07-24 01:20:31,577 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1275 transitions. Word has length 110 [2018-07-24 01:20:31,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:31,578 INFO L471 AbstractCegarLoop]: Abstraction has 856 states and 1275 transitions. [2018-07-24 01:20:31,578 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 01:20:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1275 transitions. [2018-07-24 01:20:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-07-24 01:20:31,587 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:31,587 INFO L353 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:31,587 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:31,587 INFO L82 PathProgramCache]: Analyzing trace with hash 847358131, now seen corresponding path program 1 times [2018-07-24 01:20:31,588 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:31,588 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:31,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:31,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:31,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:31,813 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:20:31,813 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:31,813 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:20:31,814 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:20:31,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:20:31,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:31,815 INFO L87 Difference]: Start difference. First operand 856 states and 1275 transitions. Second operand 4 states. [2018-07-24 01:20:34,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:34,846 INFO L93 Difference]: Finished difference Result 3022 states and 4446 transitions. [2018-07-24 01:20:34,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:20:34,846 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2018-07-24 01:20:34,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:34,858 INFO L225 Difference]: With dead ends: 3022 [2018-07-24 01:20:34,859 INFO L226 Difference]: Without dead ends: 2168 [2018-07-24 01:20:34,860 INFO L573 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 [2018-07-24 01:20:34,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2018-07-24 01:20:34,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2168. [2018-07-24 01:20:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2168 states. [2018-07-24 01:20:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 2899 transitions. [2018-07-24 01:20:34,904 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 2899 transitions. Word has length 111 [2018-07-24 01:20:34,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:34,905 INFO L471 AbstractCegarLoop]: Abstraction has 2168 states and 2899 transitions. [2018-07-24 01:20:34,905 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:20:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2899 transitions. [2018-07-24 01:20:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-07-24 01:20:34,909 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:34,909 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 01:20:34,910 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:34,910 INFO L82 PathProgramCache]: Analyzing trace with hash -357243203, now seen corresponding path program 1 times [2018-07-24 01:20:34,910 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:34,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:34,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:34,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:34,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:35,132 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-07-24 01:20:35,326 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2018-07-24 01:20:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:20:35,347 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:35,347 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:20:35,349 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:20:35,349 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:20:35,350 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:35,350 INFO L87 Difference]: Start difference. First operand 2168 states and 2899 transitions. Second operand 4 states. [2018-07-24 01:20:36,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:36,321 INFO L93 Difference]: Finished difference Result 4469 states and 5962 transitions. [2018-07-24 01:20:36,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:20:36,322 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2018-07-24 01:20:36,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:36,333 INFO L225 Difference]: With dead ends: 4469 [2018-07-24 01:20:36,333 INFO L226 Difference]: Without dead ends: 2303 [2018-07-24 01:20:36,337 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-07-24 01:20:36,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2018-07-24 01:20:36,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 2300. [2018-07-24 01:20:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2300 states. [2018-07-24 01:20:36,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 3037 transitions. [2018-07-24 01:20:36,381 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 3037 transitions. Word has length 115 [2018-07-24 01:20:36,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:36,381 INFO L471 AbstractCegarLoop]: Abstraction has 2300 states and 3037 transitions. [2018-07-24 01:20:36,381 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:20:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3037 transitions. [2018-07-24 01:20:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-07-24 01:20:36,386 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:36,386 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:36,387 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:36,387 INFO L82 PathProgramCache]: Analyzing trace with hash -355876763, now seen corresponding path program 1 times [2018-07-24 01:20:36,387 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:36,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:36,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:36,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:36,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-07-24 01:20:36,543 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:36,543 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-24 01:20:36,543 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 01:20:36,544 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 01:20:36,544 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 01:20:36,544 INFO L87 Difference]: Start difference. First operand 2300 states and 3037 transitions. Second operand 3 states. [2018-07-24 01:20:37,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:37,697 INFO L93 Difference]: Finished difference Result 6578 states and 8778 transitions. [2018-07-24 01:20:37,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 01:20:37,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2018-07-24 01:20:37,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:37,718 INFO L225 Difference]: With dead ends: 6578 [2018-07-24 01:20:37,718 INFO L226 Difference]: Without dead ends: 4412 [2018-07-24 01:20:37,722 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 01:20:37,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4412 states. [2018-07-24 01:20:37,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4412 to 4412. [2018-07-24 01:20:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4412 states. [2018-07-24 01:20:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 4412 states and 5469 transitions. [2018-07-24 01:20:37,801 INFO L78 Accepts]: Start accepts. Automaton has 4412 states and 5469 transitions. Word has length 120 [2018-07-24 01:20:37,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:37,801 INFO L471 AbstractCegarLoop]: Abstraction has 4412 states and 5469 transitions. [2018-07-24 01:20:37,801 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 01:20:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 4412 states and 5469 transitions. [2018-07-24 01:20:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-07-24 01:20:37,807 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:37,807 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2018-07-24 01:20:37,808 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:37,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233622, now seen corresponding path program 1 times [2018-07-24 01:20:37,808 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:37,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:37,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:37,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:37,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-07-24 01:20:38,092 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:38,092 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:20:38,093 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:20:38,093 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:20:38,093 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:38,094 INFO L87 Difference]: Start difference. First operand 4412 states and 5469 transitions. Second operand 4 states. [2018-07-24 01:20:39,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:39,552 INFO L93 Difference]: Finished difference Result 8422 states and 10438 transitions. [2018-07-24 01:20:39,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:20:39,555 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 130 [2018-07-24 01:20:39,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:39,571 INFO L225 Difference]: With dead ends: 8422 [2018-07-24 01:20:39,572 INFO L226 Difference]: Without dead ends: 4144 [2018-07-24 01:20:39,577 INFO L573 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 [2018-07-24 01:20:39,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2018-07-24 01:20:39,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 4144. [2018-07-24 01:20:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4144 states. [2018-07-24 01:20:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 4895 transitions. [2018-07-24 01:20:39,643 INFO L78 Accepts]: Start accepts. Automaton has 4144 states and 4895 transitions. Word has length 130 [2018-07-24 01:20:39,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:39,644 INFO L471 AbstractCegarLoop]: Abstraction has 4144 states and 4895 transitions. [2018-07-24 01:20:39,644 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:20:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 4895 transitions. [2018-07-24 01:20:39,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-07-24 01:20:39,650 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:39,650 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:39,650 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:39,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1735252581, now seen corresponding path program 1 times [2018-07-24 01:20:39,651 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:39,651 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:39,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:39,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:39,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:39,774 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-07-24 01:20:39,774 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:39,774 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:20:39,775 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 01:20:39,775 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 01:20:39,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 01:20:39,775 INFO L87 Difference]: Start difference. First operand 4144 states and 4895 transitions. Second operand 5 states. [2018-07-24 01:20:41,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:41,278 INFO L93 Difference]: Finished difference Result 8416 states and 10010 transitions. [2018-07-24 01:20:41,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-24 01:20:41,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2018-07-24 01:20:41,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:41,291 INFO L225 Difference]: With dead ends: 8416 [2018-07-24 01:20:41,292 INFO L226 Difference]: Without dead ends: 4406 [2018-07-24 01:20:41,296 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 01:20:41,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4406 states. [2018-07-24 01:20:41,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4406 to 4406. [2018-07-24 01:20:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4406 states. [2018-07-24 01:20:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 4406 states and 5136 transitions. [2018-07-24 01:20:41,361 INFO L78 Accepts]: Start accepts. Automaton has 4406 states and 5136 transitions. Word has length 136 [2018-07-24 01:20:41,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:41,361 INFO L471 AbstractCegarLoop]: Abstraction has 4406 states and 5136 transitions. [2018-07-24 01:20:41,361 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 01:20:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 5136 transitions. [2018-07-24 01:20:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-07-24 01:20:41,367 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:41,367 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:41,368 INFO L414 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:41,368 INFO L82 PathProgramCache]: Analyzing trace with hash 844354729, now seen corresponding path program 1 times [2018-07-24 01:20:41,368 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:41,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:41,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:41,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:41,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-07-24 01:20:41,545 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:41,545 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:20:41,545 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:20:41,546 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:20:41,546 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:41,546 INFO L87 Difference]: Start difference. First operand 4406 states and 5136 transitions. Second operand 4 states. [2018-07-24 01:20:45,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:45,338 INFO L93 Difference]: Finished difference Result 8410 states and 9818 transitions. [2018-07-24 01:20:45,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:20:45,339 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-07-24 01:20:45,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:45,348 INFO L225 Difference]: With dead ends: 8410 [2018-07-24 01:20:45,348 INFO L226 Difference]: Without dead ends: 2932 [2018-07-24 01:20:45,353 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:20:45,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2932 states. [2018-07-24 01:20:45,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2932 to 2800. [2018-07-24 01:20:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2800 states. [2018-07-24 01:20:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 3022 transitions. [2018-07-24 01:20:45,393 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 3022 transitions. Word has length 139 [2018-07-24 01:20:45,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:45,393 INFO L471 AbstractCegarLoop]: Abstraction has 2800 states and 3022 transitions. [2018-07-24 01:20:45,394 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:20:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3022 transitions. [2018-07-24 01:20:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-07-24 01:20:45,398 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:45,398 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:45,399 INFO L414 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:45,399 INFO L82 PathProgramCache]: Analyzing trace with hash -313929356, now seen corresponding path program 1 times [2018-07-24 01:20:45,399 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:45,399 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:45,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:45,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:45,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-07-24 01:20:45,490 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:20:45,490 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-24 01:20:45,490 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-24 01:20:45,491 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-24 01:20:45,491 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-24 01:20:45,491 INFO L87 Difference]: Start difference. First operand 2800 states and 3022 transitions. Second operand 3 states. [2018-07-24 01:20:46,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:46,113 INFO L93 Difference]: Finished difference Result 5730 states and 6205 transitions. [2018-07-24 01:20:46,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-24 01:20:46,114 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2018-07-24 01:20:46,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:46,123 INFO L225 Difference]: With dead ends: 5730 [2018-07-24 01:20:46,123 INFO L226 Difference]: Without dead ends: 2662 [2018-07-24 01:20:46,126 INFO L573 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 [2018-07-24 01:20:46,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2662 states. [2018-07-24 01:20:46,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2662 to 2398. [2018-07-24 01:20:46,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2398 states. [2018-07-24 01:20:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 2561 transitions. [2018-07-24 01:20:46,158 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 2561 transitions. Word has length 153 [2018-07-24 01:20:46,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:46,159 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 2561 transitions. [2018-07-24 01:20:46,159 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-24 01:20:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2561 transitions. [2018-07-24 01:20:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-07-24 01:20:46,164 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:20:46,164 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:20:46,164 INFO L414 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:20:46,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1763615703, now seen corresponding path program 1 times [2018-07-24 01:20:46,165 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:20:46,165 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:20:46,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:46,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:46,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:20:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 102 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-07-24 01:20:46,402 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 01:20:46,402 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-07-24 01:20:46,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:20:46,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:20:46,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 01:20:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-07-24 01:20:46,741 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 01:20:46,741 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-07-24 01:20:46,742 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 01:20:46,742 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 01:20:46,742 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-24 01:20:46,742 INFO L87 Difference]: Start difference. First operand 2398 states and 2561 transitions. Second operand 7 states. [2018-07-24 01:20:49,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:20:49,111 INFO L93 Difference]: Finished difference Result 6252 states and 6709 transitions. [2018-07-24 01:20:49,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-07-24 01:20:49,112 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2018-07-24 01:20:49,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:20:49,113 INFO L225 Difference]: With dead ends: 6252 [2018-07-24 01:20:49,113 INFO L226 Difference]: Without dead ends: 0 [2018-07-24 01:20:49,118 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 185 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2018-07-24 01:20:49,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-24 01:20:49,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-24 01:20:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-24 01:20:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-24 01:20:49,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-07-24 01:20:49,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:20:49,120 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-24 01:20:49,120 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 01:20:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-24 01:20:49,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-24 01:20:49,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-24 01:20:49,470 WARN L169 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 33 [2018-07-24 01:20:49,761 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 33 [2018-07-24 01:20:49,764 INFO L421 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-07-24 01:20:49,764 INFO L421 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-07-24 01:20:49,765 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-07-24 01:20:49,766 INFO L421 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,766 INFO L421 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-07-24 01:20:49,766 INFO L421 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-07-24 01:20:49,766 INFO L421 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,766 INFO L421 ceAbstractionStarter]: For program point L391'(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-07-24 01:20:49,767 INFO L421 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-07-24 01:20:49,768 INFO L421 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,769 INFO L421 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-07-24 01:20:49,770 INFO L421 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-07-24 01:20:49,771 INFO L421 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L481'(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-07-24 01:20:49,772 INFO L421 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,773 INFO L421 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,774 INFO L421 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-07-24 01:20:49,775 INFO L421 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-07-24 01:20:49,776 INFO L421 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-07-24 01:20:49,777 INFO L421 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,778 INFO L421 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-07-24 01:20:49,779 INFO L421 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L583(lines 583 593) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-07-24 01:20:49,780 INFO L421 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-07-24 01:20:49,781 INFO L421 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,781 INFO L421 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-07-24 01:20:49,781 INFO L421 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-07-24 01:20:49,781 INFO L421 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-07-24 01:20:49,781 INFO L421 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,782 INFO L417 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse0 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0 4)) (.cse6 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7~0 1)) (.cse2 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0 1)) (.cse4 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0 1)) (.cse5 (not (= 5 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0))) (.cse1 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 1)) (.cse3 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 13)) (.cse7 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 15))) (or (and .cse0 .cse1) (and (or (and .cse2 .cse3 .cse0) (and .cse4 .cse5 .cse3)) .cse6) (and .cse4 .cse6 .cse2 .cse3) (and .cse7 .cse1) (and .cse4 .cse5 .cse3 .cse1) (and (not .cse3) (not .cse7) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0 5)))) [2018-07-24 01:20:49,782 INFO L421 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-07-24 01:20:49,782 INFO L421 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,782 INFO L421 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-07-24 01:20:49,782 INFO L421 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L424 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-07-24 01:20:49,783 INFO L421 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,784 INFO L421 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-07-24 01:20:49,785 INFO L421 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-07-24 01:20:49,786 INFO L421 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-07-24 01:20:49,787 INFO L421 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-07-24 01:20:49,788 INFO L421 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-07-24 01:20:49,789 INFO L421 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,789 INFO L421 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-07-24 01:20:49,789 INFO L421 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,789 INFO L417 ceAbstractionStarter]: At program point L583''(lines 583 593) the Hoare annotation is: (let ((.cse0 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0 4)) (.cse6 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7~0 1)) (.cse2 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17~0 1)) (.cse4 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20~0 1)) (.cse5 (not (= 5 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0))) (.cse1 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 1)) (.cse3 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 13)) (.cse7 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8~0 15))) (or (and .cse0 .cse1) (and (or (and .cse2 .cse3 .cse0) (and .cse4 .cse5 .cse3)) .cse6) (and .cse4 .cse6 .cse2 .cse3) (and .cse7 .cse1) (and .cse4 .cse5 .cse3 .cse1) (and (not .cse3) (not .cse7) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16~0 5)))) [2018-07-24 01:20:49,789 INFO L421 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-07-24 01:20:49,790 INFO L421 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startErr0AssertViolationERROR_FUNCTION(line 482) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-07-24 01:20:49,791 INFO L421 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-07-24 01:20:49,792 INFO L421 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-07-24 01:20:49,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 01:20:49 BoogieIcfgContainer [2018-07-24 01:20:49,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 01:20:49,830 INFO L168 Benchmark]: Toolchain (without parser) took 27367.74 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -232.6 MB). Peak memory consumption was 860.6 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,831 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 01:20:49,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.53 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.82 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,836 INFO L168 Benchmark]: Boogie Preprocessor took 217.83 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 787.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -885.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,838 INFO L168 Benchmark]: RCFGBuilder took 3582.41 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,838 INFO L168 Benchmark]: TraceAbstraction took 22712.59 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 305.7 MB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 481.4 MB). Peak memory consumption was 787.1 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:49,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.53 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 96.82 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 217.83 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 787.5 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -885.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3582.41 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22712.59 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 305.7 MB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 481.4 MB). Peak memory consumption was 787.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 482]: 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: 30]: Loop Invariant Derived loop invariant: (((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 4 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1) || ((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 4) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && !(5 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7 == 1)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13)) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 15 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && !(5 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1)) || ((!(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 15)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 5) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 4 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1) || ((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 4) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && !(5 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7 == 1)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a7 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a17 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13)) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 15 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a20 == 1 && !(5 == __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 1)) || ((!(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 13) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a8 == 15)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a16 == 5) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 22.6s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 18.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1450 SDtfs, 3315 SDslu, 587 SDs, 0 SdLazy, 6950 SolverSat, 1206 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 227 GetRequests, 197 SyntacticMatches, 5 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4412occurred in iteration=5, 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, 399 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 94 NumberOfFragments, 161 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1452 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 182 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1483 NumberOfCodeBlocks, 1483 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1472 ConstructedInterpolants, 0 QuantifiedInterpolants, 461437 SizeOfPredicates, 0 NumberOfNonLiveVariables, 326 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 496/523 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label36_true-unreach-call_false-termination.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_01-20-49-869.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem01_label36_true-unreach-call_false-termination.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_01-20-49-869.csv Received shutdown request...