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/Problem01_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 18:46:38,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 18:46:38,857 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 18:46:38,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 18:46:38,873 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 18:46:38,874 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 18:46:38,878 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 18:46:38,880 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 18:46:38,883 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 18:46:38,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 18:46:38,886 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 18:46:38,886 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 18:46:38,889 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 18:46:38,890 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 18:46:38,891 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 18:46:38,901 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 18:46:38,902 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 18:46:38,907 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 18:46:38,911 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 18:46:38,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 18:46:38,916 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 18:46:38,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 18:46:38,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 18:46:38,935 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-23 18:46:38,963 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 18:46:38,963 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 18:46:38,965 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 18:46:38,965 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 18:46:38,966 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 18:46:38,966 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 18:46:38,966 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 18:46:38,966 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 18:46:38,967 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 18:46:38,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 18:46:38,968 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 18:46:38,968 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 18:46:38,968 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 18:46:38,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 18:46:38,969 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 18:46:38,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 18:46:38,969 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 18:46:38,969 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 18:46:38,969 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 18:46:38,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 18:46:38,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 18:46:38,971 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 18:46:38,971 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 18:46:38,972 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 18:46:38,972 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 18:46:38,972 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 18:46:38,972 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 18:46:38,973 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 18:46:39,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 18:46:39,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 18:46:39,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 18:46:39,058 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 18:46:39,058 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 18:46:39,059 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-23 18:46:39,126 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78a6c451d/6c5a6d7e05af4ab38f45e81642c7f4f9/FLAG639f1fdcd [2018-10-23 18:46:39,662 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 18:46:39,663 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-10-23 18:46:39,689 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78a6c451d/6c5a6d7e05af4ab38f45e81642c7f4f9/FLAG639f1fdcd [2018-10-23 18:46:39,714 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78a6c451d/6c5a6d7e05af4ab38f45e81642c7f4f9 [2018-10-23 18:46:39,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 18:46:39,725 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 18:46:39,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 18:46:39,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 18:46:39,730 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 18:46:39,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:46:39" (1/1) ... [2018-10-23 18:46:39,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307950ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:39, skipping insertion in model container [2018-10-23 18:46:39,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:46:39" (1/1) ... [2018-10-23 18:46:39,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 18:46:39,821 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 18:46:40,287 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:46:40,293 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 18:46:40,426 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 18:46:40,447 INFO L193 MainTranslator]: Completed translation [2018-10-23 18:46:40,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40 WrapperNode [2018-10-23 18:46:40,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 18:46:40,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 18:46:40,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 18:46:40,450 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 18:46:40,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 18:46:40,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 18:46:40,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 18:46:40,674 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 18:46:40,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (1/1) ... [2018-10-23 18:46:40,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 18:46:40,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 18:46:40,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 18:46:40,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 18:46:40,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (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 [2018-10-23 18:46:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 18:46:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 18:46:40,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 18:46:43,956 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 18:46:43,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:46:43 BoogieIcfgContainer [2018-10-23 18:46:43,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 18:46:43,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 18:46:43,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 18:46:43,962 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 18:46:43,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:46:39" (1/3) ... [2018-10-23 18:46:43,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4501770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:46:43, skipping insertion in model container [2018-10-23 18:46:43,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:46:40" (2/3) ... [2018-10-23 18:46:43,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4501770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:46:43, skipping insertion in model container [2018-10-23 18:46:43,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:46:43" (3/3) ... [2018-10-23 18:46:43,966 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-10-23 18:46:43,977 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 18:46:43,986 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 18:46:44,004 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 18:46:44,037 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 18:46:44,037 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 18:46:44,038 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 18:46:44,038 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 18:46:44,038 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 18:46:44,038 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 18:46:44,038 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 18:46:44,039 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 18:46:44,039 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 18:46:44,060 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2018-10-23 18:46:44,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-23 18:46:44,071 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:44,072 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] [2018-10-23 18:46:44,074 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:44,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:44,081 INFO L82 PathProgramCache]: Analyzing trace with hash -911056249, now seen corresponding path program 1 times [2018-10-23 18:46:44,083 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:44,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:44,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:44,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:44,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:44,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:46:44,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:44,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:46:44,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:46:44,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:46:44,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:46:44,711 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2018-10-23 18:46:47,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:47,405 INFO L93 Difference]: Finished difference Result 666 states and 1182 transitions. [2018-10-23 18:46:47,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:46:47,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-10-23 18:46:47,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:47,430 INFO L225 Difference]: With dead ends: 666 [2018-10-23 18:46:47,431 INFO L226 Difference]: Without dead ends: 460 [2018-10-23 18:46:47,435 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:46:47,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-10-23 18:46:47,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 460. [2018-10-23 18:46:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-10-23 18:46:47,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 743 transitions. [2018-10-23 18:46:47,508 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 743 transitions. Word has length 87 [2018-10-23 18:46:47,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:47,510 INFO L481 AbstractCegarLoop]: Abstraction has 460 states and 743 transitions. [2018-10-23 18:46:47,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:46:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 743 transitions. [2018-10-23 18:46:47,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-23 18:46:47,516 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:47,516 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-23 18:46:47,516 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:47,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:47,517 INFO L82 PathProgramCache]: Analyzing trace with hash -629824146, now seen corresponding path program 1 times [2018-10-23 18:46:47,517 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:47,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:47,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:47,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:47,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 18:46:47,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:47,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 18:46:47,619 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:46:47,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:46:47,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:46:47,620 INFO L87 Difference]: Start difference. First operand 460 states and 743 transitions. Second operand 4 states. [2018-10-23 18:46:48,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:48,776 INFO L93 Difference]: Finished difference Result 1314 states and 2164 transitions. [2018-10-23 18:46:48,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:46:48,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2018-10-23 18:46:48,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:48,782 INFO L225 Difference]: With dead ends: 1314 [2018-10-23 18:46:48,783 INFO L226 Difference]: Without dead ends: 856 [2018-10-23 18:46:48,786 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:46:48,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-10-23 18:46:48,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2018-10-23 18:46:48,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2018-10-23 18:46:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1279 transitions. [2018-10-23 18:46:48,845 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1279 transitions. Word has length 93 [2018-10-23 18:46:48,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:48,846 INFO L481 AbstractCegarLoop]: Abstraction has 856 states and 1279 transitions. [2018-10-23 18:46:48,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:46:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1279 transitions. [2018-10-23 18:46:48,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-23 18:46:48,852 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:48,852 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:48,852 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:48,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:48,853 INFO L82 PathProgramCache]: Analyzing trace with hash -824834435, now seen corresponding path program 1 times [2018-10-23 18:46:48,853 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:48,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:48,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:48,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:48,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-23 18:46:48,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:48,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:46:48,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:46:48,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:46:48,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:48,978 INFO L87 Difference]: Start difference. First operand 856 states and 1279 transitions. Second operand 3 states. [2018-10-23 18:46:51,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:51,604 INFO L93 Difference]: Finished difference Result 2106 states and 3236 transitions. [2018-10-23 18:46:51,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:46:51,604 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-10-23 18:46:51,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:51,612 INFO L225 Difference]: With dead ends: 2106 [2018-10-23 18:46:51,613 INFO L226 Difference]: Without dead ends: 1252 [2018-10-23 18:46:51,615 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:51,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2018-10-23 18:46:51,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1252. [2018-10-23 18:46:51,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-10-23 18:46:51,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1911 transitions. [2018-10-23 18:46:51,651 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1911 transitions. Word has length 115 [2018-10-23 18:46:51,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:51,651 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1911 transitions. [2018-10-23 18:46:51,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:46:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1911 transitions. [2018-10-23 18:46:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-23 18:46:51,656 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:51,656 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:51,656 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:51,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:51,657 INFO L82 PathProgramCache]: Analyzing trace with hash -190984820, now seen corresponding path program 1 times [2018-10-23 18:46:51,657 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:51,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:51,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:51,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:51,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-10-23 18:46:51,896 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:51,896 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:46:51,896 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:46:51,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:46:51,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:51,897 INFO L87 Difference]: Start difference. First operand 1252 states and 1911 transitions. Second operand 3 states. [2018-10-23 18:46:52,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:52,973 INFO L93 Difference]: Finished difference Result 3294 states and 4988 transitions. [2018-10-23 18:46:52,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:46:52,974 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2018-10-23 18:46:52,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:52,984 INFO L225 Difference]: With dead ends: 3294 [2018-10-23 18:46:52,985 INFO L226 Difference]: Without dead ends: 2044 [2018-10-23 18:46:52,987 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:52,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-23 18:46:53,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-23 18:46:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-23 18:46:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 2875 transitions. [2018-10-23 18:46:53,029 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 2875 transitions. Word has length 153 [2018-10-23 18:46:53,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:53,029 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 2875 transitions. [2018-10-23 18:46:53,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:46:53,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2875 transitions. [2018-10-23 18:46:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-23 18:46:53,034 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:53,035 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:53,035 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:53,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:53,035 INFO L82 PathProgramCache]: Analyzing trace with hash -222581075, now seen corresponding path program 1 times [2018-10-23 18:46:53,036 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:53,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:53,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:53,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:53,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-23 18:46:53,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:53,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:46:53,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:46:53,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:46:53,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:53,153 INFO L87 Difference]: Start difference. First operand 2044 states and 2875 transitions. Second operand 3 states. [2018-10-23 18:46:54,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:54,076 INFO L93 Difference]: Finished difference Result 5802 states and 8113 transitions. [2018-10-23 18:46:54,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:46:54,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2018-10-23 18:46:54,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:54,095 INFO L225 Difference]: With dead ends: 5802 [2018-10-23 18:46:54,095 INFO L226 Difference]: Without dead ends: 3760 [2018-10-23 18:46:54,099 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:54,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2018-10-23 18:46:54,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3760. [2018-10-23 18:46:54,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3760 states. [2018-10-23 18:46:54,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 4970 transitions. [2018-10-23 18:46:54,174 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 4970 transitions. Word has length 173 [2018-10-23 18:46:54,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:54,175 INFO L481 AbstractCegarLoop]: Abstraction has 3760 states and 4970 transitions. [2018-10-23 18:46:54,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:46:54,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 4970 transitions. [2018-10-23 18:46:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-23 18:46:54,182 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:54,183 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:54,183 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:54,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:54,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1268532227, now seen corresponding path program 1 times [2018-10-23 18:46:54,184 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:54,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:54,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:54,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:54,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-23 18:46:54,373 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:54,373 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 18:46:54,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 18:46:54,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 18:46:54,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:54,374 INFO L87 Difference]: Start difference. First operand 3760 states and 4970 transitions. Second operand 3 states. [2018-10-23 18:46:55,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:55,345 INFO L93 Difference]: Finished difference Result 7650 states and 10133 transitions. [2018-10-23 18:46:55,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 18:46:55,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2018-10-23 18:46:55,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:55,365 INFO L225 Difference]: With dead ends: 7650 [2018-10-23 18:46:55,366 INFO L226 Difference]: Without dead ends: 3892 [2018-10-23 18:46:55,371 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 18:46:55,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3892 states. [2018-10-23 18:46:55,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3892 to 3892. [2018-10-23 18:46:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-23 18:46:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5084 transitions. [2018-10-23 18:46:55,435 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5084 transitions. Word has length 175 [2018-10-23 18:46:55,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:55,436 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5084 transitions. [2018-10-23 18:46:55,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 18:46:55,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5084 transitions. [2018-10-23 18:46:55,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-23 18:46:55,443 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:55,443 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:55,444 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:55,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:55,444 INFO L82 PathProgramCache]: Analyzing trace with hash -403770965, now seen corresponding path program 1 times [2018-10-23 18:46:55,444 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:55,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:55,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:55,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:55,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:55,744 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-23 18:46:55,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:55,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 18:46:55,744 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 18:46:55,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 18:46:55,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-23 18:46:55,745 INFO L87 Difference]: Start difference. First operand 3892 states and 5084 transitions. Second operand 7 states. [2018-10-23 18:46:57,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:46:57,386 INFO L93 Difference]: Finished difference Result 7846 states and 10230 transitions. [2018-10-23 18:46:57,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-23 18:46:57,387 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2018-10-23 18:46:57,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:46:57,402 INFO L225 Difference]: With dead ends: 7846 [2018-10-23 18:46:57,402 INFO L226 Difference]: Without dead ends: 3956 [2018-10-23 18:46:57,408 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-23 18:46:57,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2018-10-23 18:46:57,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3892. [2018-10-23 18:46:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3892 states. [2018-10-23 18:46:57,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3892 states and 5066 transitions. [2018-10-23 18:46:57,487 INFO L78 Accepts]: Start accepts. Automaton has 3892 states and 5066 transitions. Word has length 180 [2018-10-23 18:46:57,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:46:57,487 INFO L481 AbstractCegarLoop]: Abstraction has 3892 states and 5066 transitions. [2018-10-23 18:46:57,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 18:46:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3892 states and 5066 transitions. [2018-10-23 18:46:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-23 18:46:57,496 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:46:57,496 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:46:57,497 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:46:57,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:46:57,497 INFO L82 PathProgramCache]: Analyzing trace with hash -419698118, now seen corresponding path program 1 times [2018-10-23 18:46:57,497 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:46:57,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:46:57,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:57,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:46:57,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:46:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:46:57,850 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-23 18:46:57,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:46:57,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:46:57,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:46:57,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:46:57,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:46:57,852 INFO L87 Difference]: Start difference. First operand 3892 states and 5066 transitions. Second operand 4 states. [2018-10-23 18:47:01,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:47:01,381 INFO L93 Difference]: Finished difference Result 8320 states and 10864 transitions. [2018-10-23 18:47:01,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:47:01,386 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 213 [2018-10-23 18:47:01,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:47:01,403 INFO L225 Difference]: With dead ends: 8320 [2018-10-23 18:47:01,403 INFO L226 Difference]: Without dead ends: 4430 [2018-10-23 18:47:01,408 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:47:01,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2018-10-23 18:47:01,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 4430. [2018-10-23 18:47:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4430 states. [2018-10-23 18:47:01,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 4430 states and 5443 transitions. [2018-10-23 18:47:01,477 INFO L78 Accepts]: Start accepts. Automaton has 4430 states and 5443 transitions. Word has length 213 [2018-10-23 18:47:01,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:47:01,479 INFO L481 AbstractCegarLoop]: Abstraction has 4430 states and 5443 transitions. [2018-10-23 18:47:01,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:47:01,479 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 5443 transitions. [2018-10-23 18:47:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-23 18:47:01,488 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:47:01,488 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:47:01,488 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:47:01,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:47:01,489 INFO L82 PathProgramCache]: Analyzing trace with hash 441010427, now seen corresponding path program 1 times [2018-10-23 18:47:01,489 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:47:01,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:47:01,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:01,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:47:01,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:47:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-10-23 18:47:01,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:47:01,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 18:47:01,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 18:47:01,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 18:47:01,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:47:01,833 INFO L87 Difference]: Start difference. First operand 4430 states and 5443 transitions. Second operand 4 states. [2018-10-23 18:47:04,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:47:04,033 INFO L93 Difference]: Finished difference Result 12158 states and 14876 transitions. [2018-10-23 18:47:04,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 18:47:04,033 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 239 [2018-10-23 18:47:04,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:47:04,088 INFO L225 Difference]: With dead ends: 12158 [2018-10-23 18:47:04,088 INFO L226 Difference]: Without dead ends: 7730 [2018-10-23 18:47:04,098 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 18:47:04,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7730 states. [2018-10-23 18:47:04,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7730 to 7730. [2018-10-23 18:47:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7730 states. [2018-10-23 18:47:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7730 states to 7730 states and 9228 transitions. [2018-10-23 18:47:04,228 INFO L78 Accepts]: Start accepts. Automaton has 7730 states and 9228 transitions. Word has length 239 [2018-10-23 18:47:04,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:47:04,228 INFO L481 AbstractCegarLoop]: Abstraction has 7730 states and 9228 transitions. [2018-10-23 18:47:04,229 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 18:47:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 7730 states and 9228 transitions. [2018-10-23 18:47:04,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-23 18:47:04,243 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:47:04,244 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-10-23 18:47:04,244 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:47:04,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:47:04,245 INFO L82 PathProgramCache]: Analyzing trace with hash 2140333706, now seen corresponding path program 1 times [2018-10-23 18:47:04,245 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:47:04,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:47:04,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:04,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:47:04,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:47:04,658 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2018-10-23 18:47:04,923 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2018-10-23 18:47:05,197 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-23 18:47:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-10-23 18:47:05,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 18:47:05,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 18:47:05,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 18:47:05,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 18:47:05,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 18:47:05,385 INFO L87 Difference]: Start difference. First operand 7730 states and 9228 transitions. Second operand 6 states. [2018-10-23 18:47:07,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:47:07,271 INFO L93 Difference]: Finished difference Result 15354 states and 18264 transitions. [2018-10-23 18:47:07,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 18:47:07,272 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 261 [2018-10-23 18:47:07,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:47:07,292 INFO L225 Difference]: With dead ends: 15354 [2018-10-23 18:47:07,292 INFO L226 Difference]: Without dead ends: 7758 [2018-10-23 18:47:07,301 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 18:47:07,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2018-10-23 18:47:07,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 7196. [2018-10-23 18:47:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7196 states. [2018-10-23 18:47:07,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7196 states to 7196 states and 8212 transitions. [2018-10-23 18:47:07,424 INFO L78 Accepts]: Start accepts. Automaton has 7196 states and 8212 transitions. Word has length 261 [2018-10-23 18:47:07,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:47:07,425 INFO L481 AbstractCegarLoop]: Abstraction has 7196 states and 8212 transitions. [2018-10-23 18:47:07,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 18:47:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 7196 states and 8212 transitions. [2018-10-23 18:47:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-23 18:47:07,438 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 18:47:07,439 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 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, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 18:47:07,439 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 18:47:07,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 18:47:07,440 INFO L82 PathProgramCache]: Analyzing trace with hash -259654463, now seen corresponding path program 1 times [2018-10-23 18:47:07,440 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 18:47:07,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 18:47:07,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:07,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:47:07,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 18:47:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:47:07,983 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2018-10-23 18:47:08,696 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 364 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-23 18:47:08,696 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 18:47:08,696 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 18:47:08,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 18:47:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 18:47:08,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 18:47:09,059 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-23 18:47:09,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 18:47:09,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 14 [2018-10-23 18:47:09,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-23 18:47:09,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-23 18:47:09,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2018-10-23 18:47:09,097 INFO L87 Difference]: Start difference. First operand 7196 states and 8212 transitions. Second operand 14 states. [2018-10-23 18:47:16,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 18:47:16,362 INFO L93 Difference]: Finished difference Result 12951 states and 14657 transitions. [2018-10-23 18:47:16,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-23 18:47:16,363 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 283 [2018-10-23 18:47:16,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 18:47:16,364 INFO L225 Difference]: With dead ends: 12951 [2018-10-23 18:47:16,364 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 18:47:16,372 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 284 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2018-10-23 18:47:16,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 18:47:16,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 18:47:16,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 18:47:16,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 18:47:16,373 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 283 [2018-10-23 18:47:16,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 18:47:16,373 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 18:47:16,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-23 18:47:16,373 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 18:47:16,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 18:47:16,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 18:47:16,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,573 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 88 [2018-10-23 18:47:16,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 18:47:16,762 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 88 [2018-10-23 18:47:17,625 WARN L179 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-23 18:47:18,135 WARN L179 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 51 [2018-10-23 18:47:18,161 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-23 18:47:18,161 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-23 18:47:18,161 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,161 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,161 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-23 18:47:18,162 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-23 18:47:18,163 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-23 18:47:18,164 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,165 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-23 18:47:18,166 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-23 18:47:18,167 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2018-10-23 18:47:18,167 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-23 18:47:18,167 INFO L421 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse9 (= ~a16~0 6)) (.cse10 (= ~a7~0 1)) (.cse6 (= ~a17~0 1))) (let ((.cse2 (not .cse6)) (.cse3 (<= ~a8~0 13)) (.cse4 (not .cse10)) (.cse8 (= ~a8~0 15)) (.cse5 (not .cse9)) (.cse1 (= ~a21~0 1)) (.cse13 (= ~a16~0 4)) (.cse11 (<= ~a21~0 0)) (.cse12 (= ~a8~0 13)) (.cse0 (= ~a12~0 8)) (.cse14 (<= ~a17~0 0)) (.cse7 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2 (= ~a16~0 5)) (and .cse3 .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse4 .cse5 .cse6 .cse0 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse1 .cse9) (and .cse3 .cse4 .cse0 .cse6 .cse1 .cse7) (and .cse3 .cse5 .cse0 .cse6 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse6 .cse1) (and .cse10 .cse11 .cse5 .cse12 .cse6 .cse0) (and .cse13 .cse0 .cse14 .cse1) (and .cse10 .cse11 .cse13 .cse12 .cse0 .cse14) (and .cse10 .cse11 .cse12 .cse0 .cse14 .cse7 .cse9 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6)))))) [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-23 18:47:18,168 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-23 18:47:18,169 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L428 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,170 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,171 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-23 18:47:18,172 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,173 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse9 (= ~a16~0 6)) (.cse10 (= ~a7~0 1)) (.cse6 (= ~a17~0 1))) (let ((.cse2 (not .cse6)) (.cse3 (<= ~a8~0 13)) (.cse4 (not .cse10)) (.cse8 (= ~a8~0 15)) (.cse5 (not .cse9)) (.cse1 (= ~a21~0 1)) (.cse13 (= ~a16~0 4)) (.cse11 (<= ~a21~0 0)) (.cse12 (= ~a8~0 13)) (.cse0 (= ~a12~0 8)) (.cse14 (<= ~a17~0 0)) (.cse7 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2 (= ~a16~0 5)) (and .cse3 .cse4 .cse5 .cse0 .cse1 .cse2) (and .cse4 .cse5 .cse6 .cse0 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse1 .cse9) (and .cse3 .cse4 .cse0 .cse6 .cse1 .cse7) (and .cse3 .cse5 .cse0 .cse6 .cse1 .cse7) (and .cse4 .cse8 .cse0 .cse6 .cse1) (and .cse10 .cse11 .cse5 .cse12 .cse6 .cse0) (and .cse13 .cse0 .cse14 .cse1) (and .cse10 .cse11 .cse13 .cse12 .cse0 .cse14) (and .cse10 .cse11 .cse12 .cse0 .cse14 .cse7 .cse9 (or (= ULTIMATE.start_calculate_output_~input 2) (= ULTIMATE.start_calculate_output_~input 4) (= 1 ULTIMATE.start_calculate_output_~input) (= 5 ULTIMATE.start_calculate_output_~input) (= ULTIMATE.start_calculate_output_~input 6)))))) [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,174 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-23 18:47:18,175 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-23 18:47:18,176 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,177 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-23 18:47:18,178 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-23 18:47:18,179 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-23 18:47:18,180 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-23 18:47:18,180 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-23 18:47:18,180 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-23 18:47:18,180 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-23 18:47:18,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 06:47:18 BoogieIcfgContainer [2018-10-23 18:47:18,223 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 18:47:18,224 INFO L168 Benchmark]: Toolchain (without parser) took 38500.59 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 911.1 MB. Max. memory is 7.1 GB. [2018-10-23 18:47:18,229 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:47:18,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-23 18:47:18,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.65 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -815.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-23 18:47:18,231 INFO L168 Benchmark]: Boogie Preprocessor took 79.78 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 18:47:18,232 INFO L168 Benchmark]: RCFGBuilder took 3204.53 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 7.1 GB. [2018-10-23 18:47:18,233 INFO L168 Benchmark]: TraceAbstraction took 34264.43 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 459.3 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -530.1 MB). Peak memory consumption was 839.8 MB. Max. memory is 7.1 GB. [2018-10-23 18:47:18,240 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.52 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 223.65 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -815.6 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.78 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3204.53 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.6 MB). Peak memory consumption was 118.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34264.43 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 459.3 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -530.1 MB). Peak memory consumption was 839.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((a12 == 8 && a21 == 1) && !(a17 == 1)) && a16 == 5) || (((((a8 <= 13 && !(a7 == 1)) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || (((((!(a7 == 1) && !(a16 == 6)) && a17 == 1) && a12 == 8) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) && a16 == 6)) || (((((a8 <= 13 && !(a7 == 1)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((((a8 <= 13 && !(a16 == 6)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 == 1) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6)) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((((((((a12 == 8 && a21 == 1) && !(a17 == 1)) && a16 == 5) || (((((a8 <= 13 && !(a7 == 1)) && !(a16 == 6)) && a12 == 8) && a21 == 1) && !(a17 == 1))) || (((((!(a7 == 1) && !(a16 == 6)) && a17 == 1) && a12 == 8) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a21 == 1) && a16 == 6)) || (((((a8 <= 13 && !(a7 == 1)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || (((((a8 <= 13 && !(a16 == 6)) && a12 == 8) && a17 == 1) && a21 == 1) && a20 == 1)) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 == 1) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && !(a16 == 6)) && a8 == 13) && a17 == 1) && a12 == 8)) || (((a16 == 4 && a12 == 8) && a17 <= 0) && a21 == 1)) || (((((a7 == 1 && a21 <= 0) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0)) || (((((((a7 == 1 && a21 <= 0) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) && a16 == 6) && ((((input == 2 || input == 4) || 1 == input) || 5 == input) || input == 6)) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 34.1s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 26.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1812 SDtfs, 3230 SDslu, 925 SDs, 0 SdLazy, 8633 SolverSat, 1607 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 297 SyntacticMatches, 7 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7730occurred in iteration=9, 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: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 626 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 96 NumberOfFragments, 445 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5961 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 460 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 2255 NumberOfCodeBlocks, 2255 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2243 ConstructedInterpolants, 0 QuantifiedInterpolants, 1630802 SizeOfPredicates, 1 NumberOfNonLiveVariables, 514 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 2855/2865 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...