java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:56:38,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:56:38,520 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:56:38,539 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:56:38,540 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:56:38,541 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:56:38,542 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:56:38,544 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:56:38,546 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:56:38,546 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:56:38,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:56:38,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:56:38,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:56:38,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:56:38,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:56:38,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:56:38,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:56:38,554 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:56:38,559 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:56:38,563 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:56:38,565 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:56:38,568 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:56:38,570 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-26 19:56:38,587 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-26 19:56:38,601 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:56:38,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:56:38,602 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:56:38,603 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:56:38,603 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:56:38,603 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:56:38,604 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 19:56:38,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:56:38,604 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:56:38,604 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:56:38,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:56:38,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:56:38,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:56:38,605 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:56:38,605 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:56:38,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:56:38,606 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:56:38,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:56:38,606 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:56:38,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:56:38,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:56:38,607 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:56:38,607 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:56:38,607 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 19:56:38,607 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:56:38,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:56:38,608 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:56:38,608 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 19:56:38,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:56:38,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:56:38,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:56:38,675 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:56:38,675 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:56:38,676 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-10-26 19:56:38,744 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c08fc247/7f056e84998e4e6cbe064291c1c8aa12/FLAGc5efb80d1 [2018-10-26 19:56:39,337 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:56:39,338 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-10-26 19:56:39,366 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c08fc247/7f056e84998e4e6cbe064291c1c8aa12/FLAGc5efb80d1 [2018-10-26 19:56:39,390 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c08fc247/7f056e84998e4e6cbe064291c1c8aa12 [2018-10-26 19:56:39,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:56:39,406 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 19:56:39,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:56:39,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:56:39,415 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:56:39,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:56:39" (1/1) ... [2018-10-26 19:56:39,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68109397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:39, skipping insertion in model container [2018-10-26 19:56:39,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:56:39" (1/1) ... [2018-10-26 19:56:39,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:56:39,511 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:56:39,996 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:56:40,001 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:56:40,114 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:56:40,135 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:56:40,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40 WrapperNode [2018-10-26 19:56:40,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:56:40,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:56:40,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:56:40,137 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:56:40,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:56:40,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:56:40,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:56:40,335 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:56:40,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... [2018-10-26 19:56:40,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:56:40,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:56:40,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:56:40,401 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:56:40,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:56:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 19:56:40,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:56:40,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:56:43,834 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:56:43,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:56:43 BoogieIcfgContainer [2018-10-26 19:56:43,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:56:43,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:56:43,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:56:43,846 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:56:43,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:56:39" (1/3) ... [2018-10-26 19:56:43,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@747ef44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:56:43, skipping insertion in model container [2018-10-26 19:56:43,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:56:40" (2/3) ... [2018-10-26 19:56:43,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@747ef44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:56:43, skipping insertion in model container [2018-10-26 19:56:43,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:56:43" (3/3) ... [2018-10-26 19:56:43,854 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-10-26 19:56:43,865 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:56:43,879 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:56:43,898 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:56:43,949 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 19:56:43,950 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:56:43,950 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:56:43,951 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:56:43,951 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:56:43,951 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:56:43,951 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:56:43,952 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:56:43,952 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:56:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2018-10-26 19:56:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 19:56:44,011 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:44,012 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:44,015 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:44,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:44,022 INFO L82 PathProgramCache]: Analyzing trace with hash -848083396, now seen corresponding path program 1 times [2018-10-26 19:56:44,025 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:44,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:44,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:44,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:44,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:44,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:44,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:56:44,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:56:44,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:56:44,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:44,643 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 4 states. [2018-10-26 19:56:47,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:56:47,177 INFO L93 Difference]: Finished difference Result 743 states and 1315 transitions. [2018-10-26 19:56:47,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:56:47,179 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 118 [2018-10-26 19:56:47,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:56:47,201 INFO L225 Difference]: With dead ends: 743 [2018-10-26 19:56:47,201 INFO L226 Difference]: Without dead ends: 508 [2018-10-26 19:56:47,206 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:47,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-10-26 19:56:47,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 508. [2018-10-26 19:56:47,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-10-26 19:56:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 829 transitions. [2018-10-26 19:56:47,298 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 829 transitions. Word has length 118 [2018-10-26 19:56:47,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:56:47,299 INFO L481 AbstractCegarLoop]: Abstraction has 508 states and 829 transitions. [2018-10-26 19:56:47,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:56:47,299 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 829 transitions. [2018-10-26 19:56:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:56:47,307 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:47,308 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:47,308 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:47,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:47,309 INFO L82 PathProgramCache]: Analyzing trace with hash 434759549, now seen corresponding path program 1 times [2018-10-26 19:56:47,309 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:47,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:47,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:47,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:47,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:47,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:47,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:56:47,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:56:47,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:56:47,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:47,479 INFO L87 Difference]: Start difference. First operand 508 states and 829 transitions. Second operand 4 states. [2018-10-26 19:56:48,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:56:48,957 INFO L93 Difference]: Finished difference Result 1629 states and 2718 transitions. [2018-10-26 19:56:48,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:56:48,958 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-10-26 19:56:48,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:56:48,965 INFO L225 Difference]: With dead ends: 1629 [2018-10-26 19:56:48,965 INFO L226 Difference]: Without dead ends: 1123 [2018-10-26 19:56:48,969 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:48,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2018-10-26 19:56:49,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 794. [2018-10-26 19:56:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2018-10-26 19:56:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1259 transitions. [2018-10-26 19:56:49,009 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1259 transitions. Word has length 137 [2018-10-26 19:56:49,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:56:49,010 INFO L481 AbstractCegarLoop]: Abstraction has 794 states and 1259 transitions. [2018-10-26 19:56:49,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:56:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1259 transitions. [2018-10-26 19:56:49,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 19:56:49,015 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:49,015 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:49,015 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:49,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:49,016 INFO L82 PathProgramCache]: Analyzing trace with hash 176948723, now seen corresponding path program 1 times [2018-10-26 19:56:49,016 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:49,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:49,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:49,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:49,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:49,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:49,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:56:49,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:56:49,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:56:49,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:56:49,136 INFO L87 Difference]: Start difference. First operand 794 states and 1259 transitions. Second operand 3 states. [2018-10-26 19:56:52,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:56:52,160 INFO L93 Difference]: Finished difference Result 2153 states and 3445 transitions. [2018-10-26 19:56:52,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:56:52,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2018-10-26 19:56:52,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:56:52,168 INFO L225 Difference]: With dead ends: 2153 [2018-10-26 19:56:52,168 INFO L226 Difference]: Without dead ends: 1361 [2018-10-26 19:56:52,170 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 [2018-10-26 19:56:52,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2018-10-26 19:56:52,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1361. [2018-10-26 19:56:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1361 states. [2018-10-26 19:56:52,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1361 states and 2002 transitions. [2018-10-26 19:56:52,202 INFO L78 Accepts]: Start accepts. Automaton has 1361 states and 2002 transitions. Word has length 141 [2018-10-26 19:56:52,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:56:52,203 INFO L481 AbstractCegarLoop]: Abstraction has 1361 states and 2002 transitions. [2018-10-26 19:56:52,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:56:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 2002 transitions. [2018-10-26 19:56:52,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:52,207 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:52,208 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:52,208 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:52,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:52,208 INFO L82 PathProgramCache]: Analyzing trace with hash -425071790, now seen corresponding path program 1 times [2018-10-26 19:56:52,209 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:52,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:52,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:52,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:52,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:52,531 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:52,531 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:52,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:56:52,532 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:56:52,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:56:52,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:52,533 INFO L87 Difference]: Start difference. First operand 1361 states and 2002 transitions. Second operand 4 states. [2018-10-26 19:56:54,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:56:54,251 INFO L93 Difference]: Finished difference Result 4404 states and 6392 transitions. [2018-10-26 19:56:54,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:56:54,252 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2018-10-26 19:56:54,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:56:54,267 INFO L225 Difference]: With dead ends: 4404 [2018-10-26 19:56:54,267 INFO L226 Difference]: Without dead ends: 3045 [2018-10-26 19:56:54,271 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 [2018-10-26 19:56:54,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3045 states. [2018-10-26 19:56:54,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3045 to 3042. [2018-10-26 19:56:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3042 states. [2018-10-26 19:56:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 3042 states and 3904 transitions. [2018-10-26 19:56:54,335 INFO L78 Accepts]: Start accepts. Automaton has 3042 states and 3904 transitions. Word has length 142 [2018-10-26 19:56:54,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:56:54,336 INFO L481 AbstractCegarLoop]: Abstraction has 3042 states and 3904 transitions. [2018-10-26 19:56:54,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:56:54,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3904 transitions. [2018-10-26 19:56:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 19:56:54,343 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:54,343 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:54,343 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:54,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:54,344 INFO L82 PathProgramCache]: Analyzing trace with hash -678146469, now seen corresponding path program 1 times [2018-10-26 19:56:54,344 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:54,344 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:54,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:54,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:54,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:54,713 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:54,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:56:54,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:56:54,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:56:54,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:54,714 INFO L87 Difference]: Start difference. First operand 3042 states and 3904 transitions. Second operand 4 states. [2018-10-26 19:56:55,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:56:55,972 INFO L93 Difference]: Finished difference Result 6929 states and 8940 transitions. [2018-10-26 19:56:55,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:56:55,972 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 147 [2018-10-26 19:56:55,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:56:55,988 INFO L225 Difference]: With dead ends: 6929 [2018-10-26 19:56:55,988 INFO L226 Difference]: Without dead ends: 3315 [2018-10-26 19:56:55,994 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:56:55,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3315 states. [2018-10-26 19:56:56,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3315 to 3312. [2018-10-26 19:56:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3312 states. [2018-10-26 19:56:56,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 3803 transitions. [2018-10-26 19:56:56,057 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 3803 transitions. Word has length 147 [2018-10-26 19:56:56,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:56:56,057 INFO L481 AbstractCegarLoop]: Abstraction has 3312 states and 3803 transitions. [2018-10-26 19:56:56,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:56:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3803 transitions. [2018-10-26 19:56:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:56:56,065 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:56:56,065 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:56:56,066 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:56:56,066 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:56:56,066 INFO L82 PathProgramCache]: Analyzing trace with hash -1797222684, now seen corresponding path program 1 times [2018-10-26 19:56:56,066 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:56:56,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:56:56,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:56,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:56:56,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:56:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:56,340 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 19:56:56,621 WARN L179 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2018-10-26 19:56:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:56,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:56:56,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 19:56:56,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:56:56,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:56:56,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:56:56,845 INFO L87 Difference]: Start difference. First operand 3312 states and 3803 transitions. Second operand 7 states. [2018-10-26 19:56:57,912 WARN L179 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-10-26 19:57:00,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:57:00,526 INFO L93 Difference]: Finished difference Result 7918 states and 9073 transitions. [2018-10-26 19:57:00,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 19:57:00,527 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 187 [2018-10-26 19:57:00,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:57:00,544 INFO L225 Difference]: With dead ends: 7918 [2018-10-26 19:57:00,544 INFO L226 Difference]: Without dead ends: 4038 [2018-10-26 19:57:00,549 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-26 19:57:00,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2018-10-26 19:57:00,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 4011. [2018-10-26 19:57:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4011 states. [2018-10-26 19:57:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 4534 transitions. [2018-10-26 19:57:00,617 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 4534 transitions. Word has length 187 [2018-10-26 19:57:00,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:57:00,618 INFO L481 AbstractCegarLoop]: Abstraction has 4011 states and 4534 transitions. [2018-10-26 19:57:00,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:57:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 4534 transitions. [2018-10-26 19:57:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 19:57:00,626 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:57:00,626 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:57:00,626 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:57:00,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:57:00,627 INFO L82 PathProgramCache]: Analyzing trace with hash -729202110, now seen corresponding path program 1 times [2018-10-26 19:57:00,627 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:57:00,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:57:00,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:00,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:57:00,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:57:00,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:57:00,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:57:00,872 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:57:00,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:57:00,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:57:00,872 INFO L87 Difference]: Start difference. First operand 4011 states and 4534 transitions. Second operand 4 states. [2018-10-26 19:57:01,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:57:01,979 INFO L93 Difference]: Finished difference Result 7447 states and 8403 transitions. [2018-10-26 19:57:01,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 19:57:01,983 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 197 [2018-10-26 19:57:01,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:57:01,993 INFO L225 Difference]: With dead ends: 7447 [2018-10-26 19:57:01,993 INFO L226 Difference]: Without dead ends: 3153 [2018-10-26 19:57:01,998 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 [2018-10-26 19:57:02,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2018-10-26 19:57:02,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3152. [2018-10-26 19:57:02,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3152 states. [2018-10-26 19:57:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 3438 transitions. [2018-10-26 19:57:02,046 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 3438 transitions. Word has length 197 [2018-10-26 19:57:02,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:57:02,046 INFO L481 AbstractCegarLoop]: Abstraction has 3152 states and 3438 transitions. [2018-10-26 19:57:02,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:57:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3438 transitions. [2018-10-26 19:57:02,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 19:57:02,052 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:57:02,052 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:57:02,052 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:57:02,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:57:02,053 INFO L82 PathProgramCache]: Analyzing trace with hash -6690783, now seen corresponding path program 1 times [2018-10-26 19:57:02,053 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:57:02,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:57:02,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:02,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:57:02,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:02,225 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:02,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:57:02,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:57:02,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:57:02,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:57:02,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:57:02,227 INFO L87 Difference]: Start difference. First operand 3152 states and 3438 transitions. Second operand 3 states. [2018-10-26 19:57:02,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:57:02,691 INFO L93 Difference]: Finished difference Result 6305 states and 6878 transitions. [2018-10-26 19:57:02,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:57:02,691 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2018-10-26 19:57:02,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:57:02,704 INFO L225 Difference]: With dead ends: 6305 [2018-10-26 19:57:02,704 INFO L226 Difference]: Without dead ends: 3155 [2018-10-26 19:57:02,708 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 [2018-10-26 19:57:02,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3155 states. [2018-10-26 19:57:02,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3155 to 3152. [2018-10-26 19:57:02,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3152 states. [2018-10-26 19:57:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 3406 transitions. [2018-10-26 19:57:02,760 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 3406 transitions. Word has length 218 [2018-10-26 19:57:02,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:57:02,761 INFO L481 AbstractCegarLoop]: Abstraction has 3152 states and 3406 transitions. [2018-10-26 19:57:02,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:57:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3406 transitions. [2018-10-26 19:57:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-26 19:57:02,768 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:57:02,769 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:57:02,769 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:57:02,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:57:02,770 INFO L82 PathProgramCache]: Analyzing trace with hash 425851221, now seen corresponding path program 1 times [2018-10-26 19:57:02,770 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:57:02,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:57:02,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:02,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:57:02,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 19:57:03,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:57:03,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 19:57:03,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 19:57:03,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 19:57:03,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 19:57:03,099 INFO L87 Difference]: Start difference. First operand 3152 states and 3406 transitions. Second operand 4 states. [2018-10-26 19:57:04,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:57:04,996 INFO L93 Difference]: Finished difference Result 5303 states and 5747 transitions. [2018-10-26 19:57:04,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:57:04,997 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 280 [2018-10-26 19:57:04,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:57:05,005 INFO L225 Difference]: With dead ends: 5303 [2018-10-26 19:57:05,005 INFO L226 Difference]: Without dead ends: 1868 [2018-10-26 19:57:05,008 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 [2018-10-26 19:57:05,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1868 states. [2018-10-26 19:57:05,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1868 to 1727. [2018-10-26 19:57:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-10-26 19:57:05,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 1815 transitions. [2018-10-26 19:57:05,035 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 1815 transitions. Word has length 280 [2018-10-26 19:57:05,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:57:05,035 INFO L481 AbstractCegarLoop]: Abstraction has 1727 states and 1815 transitions. [2018-10-26 19:57:05,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 19:57:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 1815 transitions. [2018-10-26 19:57:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 19:57:05,043 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:57:05,044 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:57:05,044 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:57:05,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:57:05,044 INFO L82 PathProgramCache]: Analyzing trace with hash -428675868, now seen corresponding path program 1 times [2018-10-26 19:57:05,044 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 19:57:05,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 19:57:05,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:05,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:57:05,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:57:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 312 proven. 61 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 19:57:05,644 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 19:57:05,644 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 19:57:05,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:57:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:05,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:57:06,021 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 19:57:06,058 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 19:57:06,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-26 19:57:06,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 19:57:06,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 19:57:06,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-26 19:57:06,060 INFO L87 Difference]: Start difference. First operand 1727 states and 1815 transitions. Second operand 10 states. [2018-10-26 19:57:10,848 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-26 19:57:12,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:57:12,042 INFO L93 Difference]: Finished difference Result 3481 states and 3660 transitions. [2018-10-26 19:57:12,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 19:57:12,043 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 306 [2018-10-26 19:57:12,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:57:12,043 INFO L225 Difference]: With dead ends: 3481 [2018-10-26 19:57:12,043 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:57:12,046 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 310 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2018-10-26 19:57:12,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:57:12,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:57:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:57:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:57:12,047 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 306 [2018-10-26 19:57:12,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:57:12,048 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:57:12,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 19:57:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:57:12,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:57:12,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:57:12,790 WARN L179 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-10-26 19:57:13,174 WARN L179 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-26 19:57:13,178 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-26 19:57:13,179 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,180 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-26 19:57:13,181 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,182 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-26 19:57:13,183 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-26 19:57:13,184 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,185 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,186 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-26 19:57:13,187 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,188 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-26 19:57:13,189 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-26 19:57:13,190 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-26 19:57:13,191 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-26 19:57:13,192 INFO L421 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1))) (let ((.cse15 (not .cse3)) (.cse8 (= ~a11~0 1)) (.cse7 (not (= ULTIMATE.start_calculate_output_~input 5))) (.cse9 (= ~a17~0 8)) (.cse5 (= ~a19~0 1)) (.cse10 (= ~a28~0 7)) (.cse11 (= ~a21~0 1)) (.cse0 (= ~a28~0 9))) (let ((.cse1 (<= ~a17~0 7)) (.cse4 (= ~a28~0 11)) (.cse6 (not .cse0)) (.cse2 (<= ~a19~0 0)) (.cse13 (or .cse8 (and .cse7 .cse9 .cse5 .cse10 .cse11))) (.cse14 (= ~a28~0 10)) (.cse12 (and .cse15 .cse9))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse1 .cse5 .cse3 .cse6) (and (or .cse7 .cse8) .cse9 .cse5 .cse10 .cse11 (<= ~a25~0 0)) (and .cse2 .cse9 .cse11 .cse6 (not .cse4)) (and (and .cse12 .cse2 .cse6) .cse11) (and .cse13 .cse2 .cse12) (and .cse0 .cse13 .cse12) (and .cse9 .cse5 .cse11 .cse3) (and .cse13 .cse14 .cse15) (and .cse14 .cse5) (and .cse0 .cse12 .cse5 .cse11))))) [2018-10-26 19:57:13,192 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,192 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,192 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-26 19:57:13,192 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L428 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-26 19:57:13,193 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,194 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-26 19:57:13,195 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1))) (let ((.cse12 (not .cse3)) (.cse7 (= ~a17~0 8)) (.cse5 (= ~a19~0 1)) (.cse13 (= ~a28~0 7)) (.cse8 (= ~a21~0 1)) (.cse0 (= ~a28~0 9))) (let ((.cse1 (<= ~a17~0 7)) (.cse4 (= ~a28~0 11)) (.cse6 (not .cse0)) (.cse2 (<= ~a19~0 0)) (.cse10 (or (= ~a11~0 1) (and (not (= ULTIMATE.start_calculate_output_~input 5)) .cse7 .cse5 .cse13 .cse8))) (.cse11 (= ~a28~0 10)) (.cse9 (and .cse12 .cse7))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse3) (and .cse1 .cse5 .cse3 .cse6) (and .cse2 .cse7 .cse8 .cse6 (not .cse4)) (and (and .cse9 .cse2 .cse6) .cse8) (and .cse10 .cse2 .cse9) (and .cse0 .cse10 .cse9) (and .cse7 .cse5 .cse8 .cse3) (and .cse10 .cse11 .cse12) (and .cse5 .cse7 .cse13 (<= ~a25~0 0) .cse8) (and .cse11 .cse5) (and .cse0 .cse9 .cse5 .cse8))))) [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-26 19:57:13,196 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-26 19:57:13,197 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-26 19:57:13,198 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-26 19:57:13,199 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-26 19:57:13,200 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-26 19:57:13,201 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,202 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-26 19:57:13,203 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-26 19:57:13,204 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-26 19:57:13,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:57:13 BoogieIcfgContainer [2018-10-26 19:57:13,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:57:13,231 INFO L168 Benchmark]: Toolchain (without parser) took 33826.24 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -546.2 MB). Peak memory consumption was 540.1 MB. Max. memory is 7.1 GB. [2018-10-26 19:57:13,233 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 19:57:13,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-26 19:57:13,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 716.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -792.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-26 19:57:13,235 INFO L168 Benchmark]: Boogie Preprocessor took 65.26 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-26 19:57:13,236 INFO L168 Benchmark]: RCFGBuilder took 3434.34 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 MB. Max. memory is 7.1 GB. [2018-10-26 19:57:13,236 INFO L168 Benchmark]: TraceAbstraction took 29388.90 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 370.1 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 467.5 MB. Max. memory is 7.1 GB. [2018-10-26 19:57:13,242 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 728.98 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 198.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 716.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -792.0 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.26 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3434.34 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29388.90 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 370.1 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 97.3 MB). Peak memory consumption was 467.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((a28 == 9 && a17 <= 7) && a19 <= 0) && a25 == 1) || ((a28 == 11 && a19 == 1) && a25 == 1)) || (((a17 <= 7 && a19 == 1) && a25 == 1) && !(a28 == 9))) || ((((a19 <= 0 && a17 == 8) && a21 == 1) && !(a28 == 9)) && !(a28 == 11))) || ((((!(a25 == 1) && a17 == 8) && a19 <= 0) && !(a28 == 9)) && a21 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a19 <= 0) && !(a25 == 1) && a17 == 8)) || ((a28 == 9 && (a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1))) && !(a25 == 1) && a17 == 8)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a28 == 10) && !(a25 == 1))) || ((((a19 == 1 && a17 == 8) && a28 == 7) && a25 <= 0) && a21 == 1)) || (a28 == 10 && a19 == 1)) || (((a28 == 9 && !(a25 == 1) && a17 == 8) && a19 == 1) && a21 == 1) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((a28 == 9 && a17 <= 7) && a19 <= 0) && a25 == 1) || ((a28 == 11 && a19 == 1) && a25 == 1)) || (((a17 <= 7 && a19 == 1) && a25 == 1) && !(a28 == 9))) || ((((((!(input == 5) || a11 == 1) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1) && a25 <= 0)) || ((((a19 <= 0 && a17 == 8) && a21 == 1) && !(a28 == 9)) && !(a28 == 11))) || ((((!(a25 == 1) && a17 == 8) && a19 <= 0) && !(a28 == 9)) && a21 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a19 <= 0) && !(a25 == 1) && a17 == 8)) || ((a28 == 9 && (a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1))) && !(a25 == 1) && a17 == 8)) || (((a17 == 8 && a19 == 1) && a21 == 1) && a25 == 1)) || (((a11 == 1 || ((((!(input == 5) && a17 == 8) && a19 == 1) && a28 == 7) && a21 == 1)) && a28 == 10) && !(a25 == 1))) || (a28 == 10 && a19 == 1)) || (((a28 == 9 && !(a25 == 1) && a17 == 8) && a19 == 1) && a21 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 29.2s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 23.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1676 SDtfs, 3727 SDslu, 898 SDs, 0 SdLazy, 8749 SolverSat, 1302 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 362 GetRequests, 324 SyntacticMatches, 5 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4011occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 507 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 74 NumberOfFragments, 459 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1581 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 466 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 2179 NumberOfCodeBlocks, 2179 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2168 ConstructedInterpolants, 0 QuantifiedInterpolants, 1465138 SizeOfPredicates, 1 NumberOfNonLiveVariables, 475 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 11 InterpolantComputations, 10 PerfectInterpolantSequences, 1471/1532 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...