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_label34_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 18:49:11,163 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 18:49:11,166 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 18:49:11,181 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 18:49:11,182 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 18:49:11,183 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 18:49:11,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 18:49:11,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 18:49:11,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 18:49:11,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 18:49:11,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 18:49:11,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 18:49:11,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 18:49:11,191 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 18:49:11,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 18:49:11,193 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 18:49:11,194 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 18:49:11,196 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 18:49:11,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 18:49:11,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 18:49:11,201 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 18:49:11,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 18:49:11,205 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 18:49:11,220 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 18:49:11,250 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 18:49:11,250 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 18:49:11,252 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 18:49:11,252 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 18:49:11,252 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 18:49:11,253 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 18:49:11,253 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 18:49:11,253 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 18:49:11,253 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 18:49:11,253 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 18:49:11,254 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 18:49:11,255 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 18:49:11,255 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 18:49:11,255 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 18:49:11,255 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 18:49:11,255 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 18:49:11,256 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 18:49:11,256 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 18:49:11,256 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 18:49:11,256 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:49:11,256 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 18:49:11,257 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 18:49:11,257 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 18:49:11,257 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 18:49:11,257 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 18:49:11,257 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 18:49:11,258 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 18:49:11,258 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 18:49:11,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 18:49:11,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 18:49:11,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 18:49:11,337 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 18:49:11,337 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 18:49:11,338 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-10-23 18:49:11,397 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8a429098c/597c1bf10071440abb4f995781883676/FLAG8f47a8a28 [2018-10-23 18:49:12,010 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 18:49:12,014 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-10-23 18:49:12,039 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8a429098c/597c1bf10071440abb4f995781883676/FLAG8f47a8a28 [2018-10-23 18:49:12,057 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/8a429098c/597c1bf10071440abb4f995781883676 [2018-10-23 18:49:12,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 18:49:12,073 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 18:49:12,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 18:49:12,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 18:49:12,081 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 18:49:12,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7ae5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12, skipping insertion in model container [2018-10-23 18:49:12,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 18:49:12,152 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 18:49:12,601 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:49:12,607 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 18:49:12,748 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:49:12,764 INFO L193 MainTranslator]: Completed translation [2018-10-23 18:49:12,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12 WrapperNode [2018-10-23 18:49:12,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 18:49:12,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 18:49:12,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 18:49:12,766 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 18:49:12,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 18:49:12,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 18:49:12,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 18:49:12,939 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 18:49:12,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:12,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:13,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (1/1) ... [2018-10-23 18:49:13,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 18:49:13,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 18:49:13,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 18:49:13,019 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 18:49:13,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (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 18:49:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 18:49:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 18:49:13,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 18:49:16,118 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 18:49:16,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:49:16 BoogieIcfgContainer [2018-10-23 18:49:16,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 18:49:16,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 18:49:16,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 18:49:16,130 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 18:49:16,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:49:12" (1/3) ... [2018-10-23 18:49:16,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce6971b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:49:16, skipping insertion in model container [2018-10-23 18:49:16,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:49:12" (2/3) ... [2018-10-23 18:49:16,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ce6971b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:49:16, skipping insertion in model container [2018-10-23 18:49:16,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:49:16" (3/3) ... [2018-10-23 18:49:16,137 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label34_true-unreach-call_false-termination.c [2018-10-23 18:49:16,148 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 18:49:16,167 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 18:49:16,189 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 18:49:16,228 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 18:49:16,229 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 18:49:16,229 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 18:49:16,230 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 18:49:16,230 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 18:49:16,230 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 18:49:16,230 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 18:49:16,231 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 18:49:16,231 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 18:49:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-23 18:49:16,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-23 18:49:16,270 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:16,271 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] [2018-10-23 18:49:16,274 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:16,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:16,281 INFO L82 PathProgramCache]: Analyzing trace with hash -549524755, now seen corresponding path program 1 times [2018-10-23 18:49:16,284 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:16,284 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:16,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:16,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:16,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:16,918 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 18:49:16,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:16,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:16,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:16,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:16,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:16,950 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-23 18:49:19,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:19,151 INFO L93 Difference]: Finished difference Result 750 states and 1326 transitions. [2018-10-23 18:49:19,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:19,154 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-10-23 18:49:19,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:19,178 INFO L225 Difference]: With dead ends: 750 [2018-10-23 18:49:19,178 INFO L226 Difference]: Without dead ends: 515 [2018-10-23 18:49:19,184 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 18:49:19,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-10-23 18:49:19,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 512. [2018-10-23 18:49:19,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-10-23 18:49:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 794 transitions. [2018-10-23 18:49:19,270 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 794 transitions. Word has length 99 [2018-10-23 18:49:19,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:19,271 INFO L481 AbstractCegarLoop]: Abstraction has 512 states and 794 transitions. [2018-10-23 18:49:19,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 794 transitions. [2018-10-23 18:49:19,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-23 18:49:19,278 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:19,279 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:19,280 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:19,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:19,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1612400814, now seen corresponding path program 1 times [2018-10-23 18:49:19,281 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:19,281 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:19,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:19,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:19,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:19,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:19,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:19,484 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:19,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:19,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:19,485 INFO L87 Difference]: Start difference. First operand 512 states and 794 transitions. Second operand 3 states. [2018-10-23 18:49:20,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:20,661 INFO L93 Difference]: Finished difference Result 1167 states and 1842 transitions. [2018-10-23 18:49:20,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:20,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-10-23 18:49:20,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:20,667 INFO L225 Difference]: With dead ends: 1167 [2018-10-23 18:49:20,667 INFO L226 Difference]: Without dead ends: 657 [2018-10-23 18:49:20,670 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 18:49:20,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2018-10-23 18:49:20,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 656. [2018-10-23 18:49:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 656 states. [2018-10-23 18:49:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 965 transitions. [2018-10-23 18:49:20,733 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 965 transitions. Word has length 110 [2018-10-23 18:49:20,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:20,733 INFO L481 AbstractCegarLoop]: Abstraction has 656 states and 965 transitions. [2018-10-23 18:49:20,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 965 transitions. [2018-10-23 18:49:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-23 18:49:20,743 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:20,744 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-10-23 18:49:20,744 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:20,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:20,745 INFO L82 PathProgramCache]: Analyzing trace with hash -712535068, now seen corresponding path program 1 times [2018-10-23 18:49:20,745 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:20,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:20,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:20,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:20,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:20,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:20,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:20,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:20,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:20,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:20,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:20,880 INFO L87 Difference]: Start difference. First operand 656 states and 965 transitions. Second operand 3 states. [2018-10-23 18:49:23,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:23,221 INFO L93 Difference]: Finished difference Result 1453 states and 2182 transitions. [2018-10-23 18:49:23,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:23,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2018-10-23 18:49:23,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:23,228 INFO L225 Difference]: With dead ends: 1453 [2018-10-23 18:49:23,229 INFO L226 Difference]: Without dead ends: 799 [2018-10-23 18:49:23,230 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 18:49:23,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2018-10-23 18:49:23,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 798. [2018-10-23 18:49:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2018-10-23 18:49:23,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 1123 transitions. [2018-10-23 18:49:23,262 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 1123 transitions. Word has length 114 [2018-10-23 18:49:23,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:23,263 INFO L481 AbstractCegarLoop]: Abstraction has 798 states and 1123 transitions. [2018-10-23 18:49:23,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1123 transitions. [2018-10-23 18:49:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-23 18:49:23,270 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:23,271 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-10-23 18:49:23,271 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:23,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:23,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1717538227, now seen corresponding path program 1 times [2018-10-23 18:49:23,273 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:23,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:23,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:23,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:23,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-23 18:49:23,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:23,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:49:23,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:23,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:23,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:23,427 INFO L87 Difference]: Start difference. First operand 798 states and 1123 transitions. Second operand 3 states. [2018-10-23 18:49:25,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:25,102 INFO L93 Difference]: Finished difference Result 2301 states and 3267 transitions. [2018-10-23 18:49:25,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:25,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2018-10-23 18:49:25,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:25,112 INFO L225 Difference]: With dead ends: 2301 [2018-10-23 18:49:25,113 INFO L226 Difference]: Without dead ends: 1505 [2018-10-23 18:49:25,115 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 18:49:25,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1505 states. [2018-10-23 18:49:25,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1505 to 1505. [2018-10-23 18:49:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1505 states. [2018-10-23 18:49:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1505 states and 2016 transitions. [2018-10-23 18:49:25,145 INFO L78 Accepts]: Start accepts. Automaton has 1505 states and 2016 transitions. Word has length 122 [2018-10-23 18:49:25,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:25,146 INFO L481 AbstractCegarLoop]: Abstraction has 1505 states and 2016 transitions. [2018-10-23 18:49:25,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2016 transitions. [2018-10-23 18:49:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-23 18:49:25,150 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:25,150 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:49:25,151 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:25,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:25,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1771739405, now seen corresponding path program 1 times [2018-10-23 18:49:25,151 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:25,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:25,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:25,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:25,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:49:25,318 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:25,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:25,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:49:25,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:49:25,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:25,319 INFO L87 Difference]: Start difference. First operand 1505 states and 2016 transitions. Second operand 4 states. [2018-10-23 18:49:26,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:26,114 INFO L93 Difference]: Finished difference Result 4406 states and 5928 transitions. [2018-10-23 18:49:26,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:49:26,114 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 154 [2018-10-23 18:49:26,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:26,128 INFO L225 Difference]: With dead ends: 4406 [2018-10-23 18:49:26,128 INFO L226 Difference]: Without dead ends: 2903 [2018-10-23 18:49:26,131 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:49:26,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2903 states. [2018-10-23 18:49:26,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2903 to 2903. [2018-10-23 18:49:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2903 states. [2018-10-23 18:49:26,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2903 states and 3655 transitions. [2018-10-23 18:49:26,184 INFO L78 Accepts]: Start accepts. Automaton has 2903 states and 3655 transitions. Word has length 154 [2018-10-23 18:49:26,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:26,184 INFO L481 AbstractCegarLoop]: Abstraction has 2903 states and 3655 transitions. [2018-10-23 18:49:26,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:49:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3655 transitions. [2018-10-23 18:49:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-23 18:49:26,189 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:49:26,190 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:49:26,190 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:49:26,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:49:26,191 INFO L82 PathProgramCache]: Analyzing trace with hash 48951592, now seen corresponding path program 1 times [2018-10-23 18:49:26,191 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:49:26,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:49:26,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:26,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:49:26,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:49:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:49:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-23 18:49:26,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:49:26,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:49:26,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:49:26,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:49:26,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:49:26,402 INFO L87 Difference]: Start difference. First operand 2903 states and 3655 transitions. Second operand 3 states. [2018-10-23 18:49:27,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:49:27,275 INFO L93 Difference]: Finished difference Result 6768 states and 8466 transitions. [2018-10-23 18:49:27,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:49:27,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-10-23 18:49:27,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:49:27,278 INFO L225 Difference]: With dead ends: 6768 [2018-10-23 18:49:27,279 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 18:49:27,285 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 18:49:27,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 18:49:27,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 18:49:27,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 18:49:27,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 18:49:27,286 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2018-10-23 18:49:27,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:49:27,287 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 18:49:27,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:49:27,287 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 18:49:27,287 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 18:49:27,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 18:49:27,683 WARN L179 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2018-10-23 18:49:27,982 WARN L179 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2018-10-23 18:49:27,985 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-23 18:49:27,986 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,987 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,988 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,989 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-23 18:49:27,990 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-23 18:49:27,991 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,992 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:27,993 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-23 18:49:28,000 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-23 18:49:28,001 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-23 18:49:28,001 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-23 18:49:28,002 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,002 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,002 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,002 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-23 18:49:28,002 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-23 18:49:28,003 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,004 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,005 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-23 18:49:28,006 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-23 18:49:28,007 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-23 18:49:28,008 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-23 18:49:28,008 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:28,008 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-23 18:49:28,008 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-23 18:49:28,008 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse0 (= ~a17~0 8))) (or (and (= ~a11~0 1) (not (= ~a17~0 9))) (and .cse0 (not (= ~a28~0 9))) (and .cse0 (= ~a19~0 1)))) [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:28,009 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-23 18:49:28,010 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-23 18:49:28,011 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,012 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a17~0 8))) (or (and (= ~a11~0 1) (not (= ~a17~0 9))) (and .cse0 (not (= ~a28~0 9))) (and .cse0 (= ~a19~0 1)))) [2018-10-23 18:49:28,012 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,013 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-23 18:49:28,014 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 466) no Hoare annotation was computed. [2018-10-23 18:49:28,019 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-23 18:49:28,020 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-23 18:49:28,021 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-23 18:49:28,022 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-23 18:49:28,023 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-23 18:49:28,024 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-23 18:49:28,025 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-23 18:49:28,026 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-23 18:49:28,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:49:28 BoogieIcfgContainer [2018-10-23 18:49:28,047 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 18:49:28,048 INFO L168 Benchmark]: Toolchain (without parser) took 15975.45 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 885.5 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -415.7 MB). Peak memory consumption was 469.9 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:28,049 INFO L168 Benchmark]: CDTParser took 0.21 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 18:49:28,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.33 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 18:49:28,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.10 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:28,051 INFO L168 Benchmark]: Boogie Preprocessor took 79.25 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:49:28,052 INFO L168 Benchmark]: RCFGBuilder took 3106.01 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: 116.8 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:28,053 INFO L168 Benchmark]: TraceAbstraction took 11921.01 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 140.5 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 265.2 MB). Peak memory consumption was 405.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:49:28,058 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 689.33 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 173.10 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.25 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3106.01 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: 116.8 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11921.01 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 140.5 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 265.2 MB). Peak memory consumption was 405.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 466]: 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: ((a11 == 1 && !(a17 == 9)) || (a17 == 8 && !(a28 == 9))) || (a17 == 8 && a19 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (a17 == 8 && !(a28 == 9))) || (a17 == 8 && a19 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 11.8s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 9.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1359 SDtfs, 1523 SDslu, 345 SDs, 0 SdLazy, 2752 SolverSat, 947 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2903occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 5 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 49 HoareAnnotationTreeSize, 3 FomulaSimplifications, 666 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 28 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 798 NumberOfCodeBlocks, 798 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 792 ConstructedInterpolants, 0 QuantifiedInterpolants, 203853 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 237/237 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...