java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 18:49:15,235 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 18:49:15,237 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 18:49:15,249 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 18:49:15,249 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 18:49:15,250 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 18:49:15,252 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 18:49:15,254 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 18:49:15,255 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 18:49:15,256 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 18:49:15,257 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 18:49:15,257 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 18:49:15,258 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 18:49:15,259 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 18:49:15,261 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 18:49:15,261 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 18:49:15,262 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 18:49:15,264 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 18:49:15,267 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 18:49:15,268 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 18:49:15,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 18:49:15,271 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 18:49:15,273 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 18:49:15,283 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-23 18:49:15,309 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 18:49:15,312 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 18:49:15,313 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 18:49:15,313 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 18:49:15,315 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 18:49:15,316 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 18:49:15,316 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 18:49:15,316 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 18:49:15,316 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 18:49:15,317 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 18:49:15,318 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 18:49:15,318 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 18:49:15,318 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 18:49:15,318 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 18:49:15,318 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 18:49:15,319 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 18:49:15,319 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 18:49:15,319 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 18:49:15,319 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 18:49:15,320 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:49:15,321 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 18:49:15,321 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 18:49:15,322 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 18:49:15,322 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 18:49:15,322 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 18:49:15,322 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 18:49:15,322 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 18:49:15,323 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 18:49:15,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 18:49:15,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 18:49:15,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 18:49:15,399 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 18:49:15,399 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 18:49:15,400 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-10-23 18:49:15,466 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84228c48a/d4e0a485e6b844138b2a71a11d1372fd/FLAGde881d57f [2018-10-23 18:49:15,975 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 18:49:15,976 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-10-23 18:49:15,989 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84228c48a/d4e0a485e6b844138b2a71a11d1372fd/FLAGde881d57f [2018-10-23 18:49:16,007 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84228c48a/d4e0a485e6b844138b2a71a11d1372fd [2018-10-23 18:49:16,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 18:49:16,018 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 18:49:16,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 18:49:16,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 18:49:16,024 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 18:49:16,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ab7bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16, skipping insertion in model container [2018-10-23 18:49:16,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 18:49:16,109 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 18:49:16,604 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:49:16,609 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 18:49:16,701 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:49:16,719 INFO L193 MainTranslator]: Completed translation [2018-10-23 18:49:16,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16 WrapperNode [2018-10-23 18:49:16,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 18:49:16,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 18:49:16,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 18:49:16,721 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 18:49:16,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 18:49:16,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 18:49:16,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 18:49:16,918 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 18:49:16,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:16,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... [2018-10-23 18:49:17,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 18:49:17,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 18:49:17,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 18:49:17,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 18:49:17,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:49:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 18:49:17,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 18:49:17,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 18:49:20,247 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 18:49:20,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:49:20 BoogieIcfgContainer [2018-10-23 18:49:20,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 18:49:20,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 18:49:20,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 18:49:20,253 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 18:49:20,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:49:16" (1/3) ... [2018-10-23 18:49:20,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695cfb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:49:20, skipping insertion in model container [2018-10-23 18:49:20,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:16" (2/3) ... [2018-10-23 18:49:20,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695cfb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:49:20, skipping insertion in model container [2018-10-23 18:49:20,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:49:20" (3/3) ... [2018-10-23 18:49:20,258 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label39_true-unreach-call_false-termination.c [2018-10-23 18:49:20,270 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 18:49:20,284 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 18:49:20,304 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 18:49:20,354 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 18:49:20,355 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 18:49:20,356 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 18:49:20,356 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 18:49:20,356 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 18:49:20,357 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 18:49:20,357 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 18:49:20,357 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 18:49:20,357 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 18:49:20,387 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-23 18:49:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-23 18:49:20,404 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:20,405 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:20,408 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:20,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:20,415 INFO L82 PathProgramCache]: Analyzing trace with hash 746696132, now seen corresponding path program 1 times [2018-10-23 18:49:20,417 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:20,417 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:20,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:20,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:20,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:21,030 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-23 18:49:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:21,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:21,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:21,089 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:21,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:21,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:21,113 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-23 18:49:23,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:23,944 INFO L93 Difference]: Finished difference Result 779 states and 1357 transitions. [2018-10-23 18:49:23,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:23,947 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2018-10-23 18:49:23,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:23,975 INFO L225 Difference]: With dead ends: 779 [2018-10-23 18:49:23,975 INFO L226 Difference]: Without dead ends: 544 [2018-10-23 18:49:23,980 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:23,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2018-10-23 18:49:24,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 370. [2018-10-23 18:49:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2018-10-23 18:49:24,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 594 transitions. [2018-10-23 18:49:24,056 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 594 transitions. Word has length 112 [2018-10-23 18:49:24,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:24,057 INFO L481 AbstractCegarLoop]: Abstraction has 370 states and 594 transitions. [2018-10-23 18:49:24,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 594 transitions. [2018-10-23 18:49:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-23 18:49:24,064 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:24,064 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:24,065 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:24,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:24,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1148685391, now seen corresponding path program 1 times [2018-10-23 18:49:24,065 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:24,066 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:24,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:24,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:24,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:24,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:24,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:24,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:24,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:24,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:24,413 INFO L87 Difference]: Start difference. First operand 370 states and 594 transitions. Second operand 4 states. [2018-10-23 18:49:26,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:26,268 INFO L93 Difference]: Finished difference Result 1308 states and 2193 transitions. [2018-10-23 18:49:26,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:26,269 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2018-10-23 18:49:26,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:26,278 INFO L225 Difference]: With dead ends: 1308 [2018-10-23 18:49:26,278 INFO L226 Difference]: Without dead ends: 940 [2018-10-23 18:49:26,282 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:26,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2018-10-23 18:49:26,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 936. [2018-10-23 18:49:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 936 states. [2018-10-23 18:49:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1410 transitions. [2018-10-23 18:49:26,337 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1410 transitions. Word has length 117 [2018-10-23 18:49:26,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:26,338 INFO L481 AbstractCegarLoop]: Abstraction has 936 states and 1410 transitions. [2018-10-23 18:49:26,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1410 transitions. [2018-10-23 18:49:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-23 18:49:26,346 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:26,346 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:26,347 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:26,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:26,347 INFO L82 PathProgramCache]: Analyzing trace with hash 985958592, now seen corresponding path program 1 times [2018-10-23 18:49:26,347 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:26,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:26,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:26,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:26,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:26,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:26,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:49:26,425 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:26,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:26,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:26,426 INFO L87 Difference]: Start difference. First operand 936 states and 1410 transitions. Second operand 3 states. [2018-10-23 18:49:29,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:29,273 INFO L93 Difference]: Finished difference Result 2716 states and 4131 transitions. [2018-10-23 18:49:29,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:29,273 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-10-23 18:49:29,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:29,283 INFO L225 Difference]: With dead ends: 2716 [2018-10-23 18:49:29,283 INFO L226 Difference]: Without dead ends: 1782 [2018-10-23 18:49:29,285 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:29,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2018-10-23 18:49:29,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2018-10-23 18:49:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2018-10-23 18:49:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2522 transitions. [2018-10-23 18:49:29,327 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2522 transitions. Word has length 123 [2018-10-23 18:49:29,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:29,328 INFO L481 AbstractCegarLoop]: Abstraction has 1782 states and 2522 transitions. [2018-10-23 18:49:29,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2522 transitions. [2018-10-23 18:49:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-23 18:49:29,333 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:29,334 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:29,334 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:29,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:29,334 INFO L82 PathProgramCache]: Analyzing trace with hash -659353377, now seen corresponding path program 1 times [2018-10-23 18:49:29,335 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:29,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:29,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:29,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:29,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:29,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-23 18:49:29,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:29,405 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:29,405 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:29,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:29,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:29,406 INFO L87 Difference]: Start difference. First operand 1782 states and 2522 transitions. Second operand 4 states. [2018-10-23 18:49:30,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:30,343 INFO L93 Difference]: Finished difference Result 4956 states and 6950 transitions. [2018-10-23 18:49:30,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:30,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-10-23 18:49:30,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:30,358 INFO L225 Difference]: With dead ends: 4956 [2018-10-23 18:49:30,358 INFO L226 Difference]: Without dead ends: 3176 [2018-10-23 18:49:30,361 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:30,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3176 states. [2018-10-23 18:49:30,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3176 to 3176. [2018-10-23 18:49:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3176 states. [2018-10-23 18:49:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 4124 transitions. [2018-10-23 18:49:30,420 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 4124 transitions. Word has length 124 [2018-10-23 18:49:30,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:30,421 INFO L481 AbstractCegarLoop]: Abstraction has 3176 states and 4124 transitions. [2018-10-23 18:49:30,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 4124 transitions. [2018-10-23 18:49:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-23 18:49:30,425 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:30,426 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:30,426 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:30,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:30,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1931898934, now seen corresponding path program 1 times [2018-10-23 18:49:30,426 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:30,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:30,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:30,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:30,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:30,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:30,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:30,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:30,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:30,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:30,671 INFO L87 Difference]: Start difference. First operand 3176 states and 4124 transitions. Second operand 4 states. [2018-10-23 18:49:31,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:31,791 INFO L93 Difference]: Finished difference Result 6480 states and 8407 transitions. [2018-10-23 18:49:31,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:31,792 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-10-23 18:49:31,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:31,804 INFO L225 Difference]: With dead ends: 6480 [2018-10-23 18:49:31,805 INFO L226 Difference]: Without dead ends: 3306 [2018-10-23 18:49:31,809 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:31,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3306 states. [2018-10-23 18:49:31,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3306 to 3306. [2018-10-23 18:49:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3306 states. [2018-10-23 18:49:31,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 3898 transitions. [2018-10-23 18:49:31,863 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 3898 transitions. Word has length 137 [2018-10-23 18:49:31,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:31,864 INFO L481 AbstractCegarLoop]: Abstraction has 3306 states and 3898 transitions. [2018-10-23 18:49:31,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3898 transitions. [2018-10-23 18:49:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-23 18:49:31,869 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:31,869 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:31,870 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:31,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:31,870 INFO L82 PathProgramCache]: Analyzing trace with hash 818992916, now seen corresponding path program 1 times [2018-10-23 18:49:31,870 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:31,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:31,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:31,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:31,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:31,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:31,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:31,978 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:31,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:31,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:31,979 INFO L87 Difference]: Start difference. First operand 3306 states and 3898 transitions. Second operand 3 states. [2018-10-23 18:49:32,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:32,898 INFO L93 Difference]: Finished difference Result 9290 states and 10996 transitions. [2018-10-23 18:49:32,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:32,901 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-10-23 18:49:32,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:32,922 INFO L225 Difference]: With dead ends: 9290 [2018-10-23 18:49:32,923 INFO L226 Difference]: Without dead ends: 5702 [2018-10-23 18:49:32,928 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5702 states. [2018-10-23 18:49:33,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5702 to 5698. [2018-10-23 18:49:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5698 states. [2018-10-23 18:49:33,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5698 states to 5698 states and 6554 transitions. [2018-10-23 18:49:33,013 INFO L78 Accepts]: Start accepts. Automaton has 5698 states and 6554 transitions. Word has length 147 [2018-10-23 18:49:33,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:33,014 INFO L481 AbstractCegarLoop]: Abstraction has 5698 states and 6554 transitions. [2018-10-23 18:49:33,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:33,014 INFO L276 IsEmpty]: Start isEmpty. Operand 5698 states and 6554 transitions. [2018-10-23 18:49:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-23 18:49:33,019 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:33,020 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1] [2018-10-23 18:49:33,020 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:33,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:33,020 INFO L82 PathProgramCache]: Analyzing trace with hash 955169793, now seen corresponding path program 1 times [2018-10-23 18:49:33,021 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:33,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:33,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:33,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:33,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-23 18:49:33,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:33,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:33,305 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:33,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:33,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:33,306 INFO L87 Difference]: Start difference. First operand 5698 states and 6554 transitions. Second operand 4 states. [2018-10-23 18:49:34,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:34,143 INFO L93 Difference]: Finished difference Result 10540 states and 12093 transitions. [2018-10-23 18:49:34,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:34,144 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-10-23 18:49:34,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:34,153 INFO L225 Difference]: With dead ends: 10540 [2018-10-23 18:49:34,153 INFO L226 Difference]: Without dead ends: 2561 [2018-10-23 18:49:34,160 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:34,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2561 states. [2018-10-23 18:49:34,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2561 to 2561. [2018-10-23 18:49:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2561 states. [2018-10-23 18:49:34,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 2782 transitions. [2018-10-23 18:49:34,199 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 2782 transitions. Word has length 152 [2018-10-23 18:49:34,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:34,200 INFO L481 AbstractCegarLoop]: Abstraction has 2561 states and 2782 transitions. [2018-10-23 18:49:34,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2782 transitions. [2018-10-23 18:49:34,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-23 18:49:34,204 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:34,205 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:34,205 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:34,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:34,205 INFO L82 PathProgramCache]: Analyzing trace with hash -112433714, now seen corresponding path program 1 times [2018-10-23 18:49:34,206 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:34,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:34,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:34,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:34,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-23 18:49:34,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:34,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:34,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:34,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:34,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:34,386 INFO L87 Difference]: Start difference. First operand 2561 states and 2782 transitions. Second operand 4 states. [2018-10-23 18:49:37,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:37,598 INFO L93 Difference]: Finished difference Result 5121 states and 5572 transitions. [2018-10-23 18:49:37,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:37,598 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2018-10-23 18:49:37,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:37,604 INFO L225 Difference]: With dead ends: 5121 [2018-10-23 18:49:37,604 INFO L226 Difference]: Without dead ends: 1992 [2018-10-23 18:49:37,606 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:37,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2018-10-23 18:49:37,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1992. [2018-10-23 18:49:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1992 states. [2018-10-23 18:49:37,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2075 transitions. [2018-10-23 18:49:37,634 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2075 transitions. Word has length 162 [2018-10-23 18:49:37,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:37,634 INFO L481 AbstractCegarLoop]: Abstraction has 1992 states and 2075 transitions. [2018-10-23 18:49:37,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2075 transitions. [2018-10-23 18:49:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-23 18:49:37,639 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:37,639 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:37,639 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:37,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:37,640 INFO L82 PathProgramCache]: Analyzing trace with hash 674548101, now seen corresponding path program 1 times [2018-10-23 18:49:37,640 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:37,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:37,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:37,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:37,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-23 18:49:37,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:37,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:49:37,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:37,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:37,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:37,983 INFO L87 Difference]: Start difference. First operand 1992 states and 2075 transitions. Second operand 4 states. [2018-10-23 18:49:38,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:38,867 INFO L93 Difference]: Finished difference Result 3700 states and 3859 transitions. [2018-10-23 18:49:38,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:38,867 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2018-10-23 18:49:38,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:38,873 INFO L225 Difference]: With dead ends: 3700 [2018-10-23 18:49:38,874 INFO L226 Difference]: Without dead ends: 1851 [2018-10-23 18:49:38,876 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:38,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2018-10-23 18:49:38,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1850. [2018-10-23 18:49:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1850 states. [2018-10-23 18:49:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 1917 transitions. [2018-10-23 18:49:38,902 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 1917 transitions. Word has length 245 [2018-10-23 18:49:38,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:38,903 INFO L481 AbstractCegarLoop]: Abstraction has 1850 states and 1917 transitions. [2018-10-23 18:49:38,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 1917 transitions. [2018-10-23 18:49:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-23 18:49:38,908 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:38,908 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:38,909 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:38,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:38,909 INFO L82 PathProgramCache]: Analyzing trace with hash 620541118, now seen corresponding path program 1 times [2018-10-23 18:49:38,909 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:38,909 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:38,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:38,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:38,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:39,308 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-23 18:49:39,555 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-23 18:49:40,168 WARN L179 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-10-23 18:49:40,439 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2018-10-23 18:49:40,533 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 180 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:40,533 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 18:49:40,533 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 18:49:40,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:40,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 18:49:40,957 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-23 18:49:41,166 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 196 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:41,188 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 18:49:41,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 9 [2018-10-23 18:49:41,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 18:49:41,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 18:49:41,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-10-23 18:49:41,190 INFO L87 Difference]: Start difference. First operand 1850 states and 1917 transitions. Second operand 10 states. [2018-10-23 18:49:41,596 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 18:49:46,025 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-23 18:49:48,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:48,053 INFO L93 Difference]: Finished difference Result 3570 states and 3701 transitions. [2018-10-23 18:49:48,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-23 18:49:48,054 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-10-23 18:49:48,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:48,054 INFO L225 Difference]: With dead ends: 3570 [2018-10-23 18:49:48,054 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 18:49:48,058 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2018-10-23 18:49:48,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 18:49:48,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 18:49:48,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 18:49:48,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 18:49:48,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 250 [2018-10-23 18:49:48,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:48,059 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 18:49:48,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 18:49:48,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 18:49:48,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 18:49:48,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 18:49:51,828 WARN L179 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-10-23 18:49:52,153 WARN L179 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-23 18:49:52,156 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,157 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,158 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,159 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,160 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:52,161 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,162 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-23 18:49:52,163 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,164 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 18:49:52,165 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-23 18:49:52,166 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:52,167 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:52,167 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-23 18:49:52,167 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse7 (not .cse8) .cse4) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-10-23 18:49:52,167 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:52,168 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-23 18:49:52,168 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:52,169 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-23 18:49:52,170 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-23 18:49:52,171 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-23 18:49:52,171 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-23 18:49:52,171 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,171 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse7 (<= ~a17~0 7)) (.cse4 (not (= ~a28~0 11))) (.cse8 (= ~a28~0 7)) (.cse5 (= ~a28~0 10)) (.cse9 (= ~a25~0 1)) (.cse3 (not (= ~a11~0 1))) (.cse10 (= ~a28~0 9)) (.cse0 (= ~a17~0 8)) (.cse6 (= ~a19~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (<= ~a25~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse3) (and .cse7 .cse6 .cse8 .cse9) (and .cse10 .cse0 .cse6 .cse9) (and .cse5 .cse0 .cse6 .cse9) (and .cse0 .cse8 .cse1 .cse2) (and .cse7 (not .cse8) .cse4) (and .cse0 .cse8 .cse1 .cse9 .cse3) (and .cse6 .cse8 .cse9 (<= ~a17~0 8) .cse3) (and .cse0 .cse6 .cse1 .cse9 .cse3) (and .cse5 (<= ~a19~0 0) .cse0 .cse1 .cse9 .cse3) (and .cse10 .cse0 .cse6 .cse1 .cse2))) [2018-10-23 18:49:52,171 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,171 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-23 18:49:52,172 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,173 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-23 18:49:52,174 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,175 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-23 18:49:52,176 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-23 18:49:52,177 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-23 18:49:52,178 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:52,179 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-23 18:49:52,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:49:52 BoogieIcfgContainer [2018-10-23 18:49:52,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 18:49:52,204 INFO L168 Benchmark]: Toolchain (without parser) took 36186.97 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 76.3 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:52,205 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:49:52,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:52,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:52,208 INFO L168 Benchmark]: Boogie Preprocessor took 86.06 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:52,208 INFO L168 Benchmark]: RCFGBuilder took 3244.79 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:52,209 INFO L168 Benchmark]: TraceAbstraction took 31953.81 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 360.7 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -368.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:49:52,225 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 196.60 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.06 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3244.79 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 31953.81 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 360.7 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -368.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((((((((a17 == 8 && a21 == 1) && a25 <= 0) && !(a11 == 1)) && !(a28 == 11)) || (((a28 == 10 && a17 == 8) && a19 == 1) && !(a11 == 1))) || (((a17 <= 7 && a19 == 1) && a28 == 7) && a25 == 1)) || (((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1)) || (((a17 == 8 && a28 == 7) && a21 == 1) && a25 <= 0)) || ((((a17 == 8 && a28 == 7) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((a17 <= 7 && !(a28 == 7)) && !(a28 == 11))) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a17 <= 8) && !(a11 == 1))) || ((((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1) && !(a11 == 1))) || (((((a28 == 10 && a19 <= 0) && a17 == 8) && a21 == 1) && a25 == 1) && !(a11 == 1))) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a21 == 1) && a25 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 31.8s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 22.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1507 SDtfs, 3591 SDslu, 600 SDs, 0 SdLazy, 7100 SolverSat, 1172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 294 GetRequests, 262 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5698occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 183 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 103 NumberOfFragments, 369 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1898 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 268 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1819 NumberOfCodeBlocks, 1819 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1808 ConstructedInterpolants, 0 QuantifiedInterpolants, 1123020 SizeOfPredicates, 7 NumberOfNonLiveVariables, 387 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 810/930 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...